Attachment 191697 Details for Bug 226241 – extracted from changes in `./otp_build autoconf` in $ERL_TOP

[patch] extracted from changes in `./otp_build autoconf` in $ERL_TOP

patch-lib_wx_configure (text/plain), 335.40 KB, created by Dave Cottlehuber on 2018-03-21 10:25:56 UTC

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Creator: Dave Cottlehuber

Created: 2018-03-21 10:25:56 UTC

Size: 335.40 KB

patch

obsolete

>--- lib/wx/configure.orig	2018-03-21 10:15:36 UTC
>+++ lib/wx/configure
>@@ -1,81 +1,459 @@
> #! /bin/sh
> # Guess values for system-dependent variables and create Makefiles.
>-# Generated by GNU Autoconf 2.59.
>+# Generated by GNU Autoconf 2.69.
> #
>-# Copyright (C) 2003 Free Software Foundation, Inc.
>+#
>+# Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc.
>+#
>+#
> # This configure script is free software; the Free Software Foundation
> # gives unlimited permission to copy, distribute and modify it.
>-## --------------------- ##
>-## M4sh Initialization.  ##
>-## --------------------- ##
>+## -------------------- ##
>+## M4sh Initialization. ##
>+## -------------------- ##
> 
>-# Be Bourne compatible
>-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
>+# Be more Bourne compatible
>+DUALCASE=1; export DUALCASE # for MKS sh
>+if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
>   emulate sh
>   NULLCMD=:
>-  # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
>+  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
>   # is contrary to our usage.  Disable this feature.
>   alias -g '${1+"$@"}'='"$@"'
>-elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
>-  set -o posix
>+  setopt NO_GLOB_SUBST
>+else
>+  case `(set -o) 2>/dev/null` in #(
>+  *posix*) :
>+    set -o posix ;; #(
>+  *) :
>+     ;;
>+esac
> fi
>-DUALCASE=1; export DUALCASE # for MKS sh
> 
>-# Support unset when possible.
>-if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
>-  as_unset=unset
>+
>+as_nl='
>+'
>+export as_nl
>+# Printing a long string crashes Solaris 7 /usr/bin/printf.
>+as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
>+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
>+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
>+# Prefer a ksh shell builtin over an external printf program on Solaris,
>+# but without wasting forks for bash or zsh.
>+if test -z "$BASH_VERSION$ZSH_VERSION" \
>+    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
>+  as_echo='print -r --'
>+  as_echo_n='print -rn --'
>+elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
>+  as_echo='printf %s\n'
>+  as_echo_n='printf %s'
> else
>-  as_unset=false
>+  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
>+    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
>+    as_echo_n='/usr/ucb/echo -n'
>+  else
>+    as_echo_body='eval expr "X$1" : "X\$.*\$"'
>+    as_echo_n_body='eval
>+      arg=$1;
>+      case $arg in #(
>+      *"$as_nl"*)
>+	expr "X$arg" : "X\$.*\$$as_nl";
>+	arg=`expr "X$arg" : ".*$as_nl\$.*\$"`;;
>+      esac;
>+      expr "X$arg" : "X\$.*\$" | tr -d "$as_nl"
>+    '
>+    export as_echo_n_body
>+    as_echo_n='sh -c $as_echo_n_body as_echo'
>+  fi
>+  export as_echo_body
>+  as_echo='sh -c $as_echo_body as_echo'
> fi
> 
>+# The user is always right.
>+if test "${PATH_SEPARATOR+set}" != set; then
>+  PATH_SEPARATOR=:
>+  (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
>+    (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
>+      PATH_SEPARATOR=';'
>+  }
>+fi
> 
>-# Work around bugs in pre-3.0 UWIN ksh.
>-$as_unset ENV MAIL MAILPATH
>+
>+# IFS
>+# We need space, tab and new line, in precisely that order.  Quoting is
>+# there to prevent editors from complaining about space-tab.
>+# (If _AS_PATH_WALK were called with IFS unset, it would disable word
>+# splitting by setting IFS to empty value.)
>+IFS=" ""	$as_nl"
>+
>+# Find who we are.  Look in the path if we contain no directory separator.
>+as_myself=
>+case $0 in #((
>+  *[\\/]* ) as_myself=$0 ;;
>+  *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
>+for as_dir in $PATH
>+do
>+  IFS=$as_save_IFS
>+  test -z "$as_dir" && as_dir=.
>+    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
>+  done
>+IFS=$as_save_IFS
>+
>+     ;;
>+esac
>+# We did not find ourselves, most probably we were run as `sh COMMAND'
>+# in which case we are not to be found in the path.
>+if test "x$as_myself" = x; then
>+  as_myself=$0
>+fi
>+if test ! -f "$as_myself"; then
>+  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
>+  exit 1
>+fi
>+
>+# Unset variables that we do not need and which cause bugs (e.g. in
>+# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
>+# suppresses any "Segmentation fault" message there.  '((' could
>+# trigger a bug in pdksh 5.2.14.
>+for as_var in BASH_ENV ENV MAIL MAILPATH
>+do eval test x\${$as_var+set} = xset \
>+  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
>+done
> PS1='$ '
> PS2='> '
> PS4='+ '
> 
> # NLS nuisances.
>-for as_var in \
>-  LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \
>-  LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \
>-  LC_TELEPHONE LC_TIME
>+LC_ALL=C
>+export LC_ALL
>+LANGUAGE=C
>+export LANGUAGE
>+
>+# CDPATH.
>+(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
>+
>+# Use a proper internal environment variable to ensure we don't fall
>+  # into an infinite loop, continuously re-executing ourselves.
>+  if test x"${_as_can_reexec}" != xno && test "x$CONFIG_SHELL" != x; then
>+    _as_can_reexec=no; export _as_can_reexec;
>+    # We cannot yet assume a decent shell, so we have to provide a
>+# neutralization value for shells without unset; and this also
>+# works around shells that cannot unset nonexistent variables.
>+# Preserve -v and -x to the replacement shell.
>+BASH_ENV=/dev/null
>+ENV=/dev/null
>+(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
>+case $- in # ((((
>+  *v*x* | *x*v* ) as_opts=-vx ;;
>+  *v* ) as_opts=-v ;;
>+  *x* ) as_opts=-x ;;
>+  * ) as_opts= ;;
>+esac
>+exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
>+# Admittedly, this is quite paranoid, since all the known shells bail
>+# out after a failed `exec'.
>+$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
>+as_fn_exit 255
>+  fi
>+  # We don't want this to propagate to other subprocesses.
>+          { _as_can_reexec=; unset _as_can_reexec;}
>+if test "x$CONFIG_SHELL" = x; then
>+  as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then :
>+  emulate sh
>+  NULLCMD=:
>+  # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which
>+  # is contrary to our usage.  Disable this feature.
>+  alias -g '\${1+\"\$@\"}'='\"\$@\"'
>+  setopt NO_GLOB_SUBST
>+else
>+  case \`(set -o) 2>/dev/null\` in #(
>+  *posix*) :
>+    set -o posix ;; #(
>+  *) :
>+     ;;
>+esac
>+fi
>+"
>+  as_required="as_fn_return () { (exit \$1); }
>+as_fn_success () { as_fn_return 0; }
>+as_fn_failure () { as_fn_return 1; }
>+as_fn_ret_success () { return 0; }
>+as_fn_ret_failure () { return 1; }
>+
>+exitcode=0
>+as_fn_success || { exitcode=1; echo as_fn_success failed.; }
>+as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; }
>+as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; }
>+as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; }
>+if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then :
>+
>+else
>+  exitcode=1; echo positional parameters were not saved.
>+fi
>+test x\$exitcode = x0 || exit 1
>+test -x / || exit 1"
>+  as_suggested="  as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO
>+  as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO
>+  eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" &&
>+  test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1
>+test \$(( 1 + 1 )) = 2 || exit 1"
>+  if (eval "$as_required") 2>/dev/null; then :
>+  as_have_required=yes
>+else
>+  as_have_required=no
>+fi
>+  if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then :
>+
>+else
>+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
>+as_found=false
>+for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
> do
>-  if (set +x; test -z "`(eval $as_var=C; export $as_var) 2>&1`"); then
>-    eval $as_var=C; export $as_var
>+  IFS=$as_save_IFS
>+  test -z "$as_dir" && as_dir=.
>+  as_found=:
>+  case $as_dir in #(
>+	 /*)
>+	   for as_base in sh bash ksh sh5; do
>+	     # Try only shells that exist, to save several forks.
>+	     as_shell=$as_dir/$as_base
>+	     if { test -f "$as_shell" || test -f "$as_shell.exe"; } &&
>+		    { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then :
>+  CONFIG_SHELL=$as_shell as_have_required=yes
>+		   if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then :
>+  break 2
>+fi
>+fi
>+	   done;;
>+       esac
>+  as_found=false
>+done
>+$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
>+	      { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then :
>+  CONFIG_SHELL=$SHELL as_have_required=yes
>+fi; }
>+IFS=$as_save_IFS
>+
>+
>+      if test "x$CONFIG_SHELL" != x; then :
>+  export CONFIG_SHELL
>+             # We cannot yet assume a decent shell, so we have to provide a
>+# neutralization value for shells without unset; and this also
>+# works around shells that cannot unset nonexistent variables.
>+# Preserve -v and -x to the replacement shell.
>+BASH_ENV=/dev/null
>+ENV=/dev/null
>+(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
>+case $- in # ((((
>+  *v*x* | *x*v* ) as_opts=-vx ;;
>+  *v* ) as_opts=-v ;;
>+  *x* ) as_opts=-x ;;
>+  * ) as_opts= ;;
>+esac
>+exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
>+# Admittedly, this is quite paranoid, since all the known shells bail
>+# out after a failed `exec'.
>+$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
>+exit 255
>+fi
>+
>+    if test x$as_have_required = xno; then :
>+  $as_echo "$0: This script requires a shell more modern than all"
>+  $as_echo "$0: the shells that I found on your system."
>+  if test x${ZSH_VERSION+set} = xset ; then
>+    $as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should"
>+    $as_echo "$0: be upgraded to zsh 4.3.4 or later."
>   else
>-    $as_unset $as_var
>+    $as_echo "$0: Please tell bug-autoconf@gnu.org about your system,
>+$0: including any error possibly output before this
>+$0: message. Then install a modern shell, or manually run
>+$0: the script under such a shell if you do have one."
>   fi
>-done
>+  exit 1
>+fi
>+fi
>+fi
>+SHELL=${CONFIG_SHELL-/bin/sh}
>+export SHELL
>+# Unset more variables known to interfere with behavior of common tools.
>+CLICOLOR_FORCE= GREP_OPTIONS=
>+unset CLICOLOR_FORCE GREP_OPTIONS
> 
>-# Required to use basename.
>-if expr a : '$a$' >/dev/null 2>&1; then
>+## --------------------- ##
>+## M4sh Shell Functions. ##
>+## --------------------- ##
>+# as_fn_unset VAR
>+# ---------------
>+# Portably unset VAR.
>+as_fn_unset ()
>+{
>+  { eval $1=; unset $1;}
>+}
>+as_unset=as_fn_unset
>+
>+# as_fn_set_status STATUS
>+# -----------------------
>+# Set $? to STATUS, without forking.
>+as_fn_set_status ()
>+{
>+  return $1
>+} # as_fn_set_status
>+
>+# as_fn_exit STATUS
>+# -----------------
>+# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
>+as_fn_exit ()
>+{
>+  set +e
>+  as_fn_set_status $1
>+  exit $1
>+} # as_fn_exit
>+
>+# as_fn_mkdir_p
>+# -------------
>+# Create "$as_dir" as a directory, including parents if necessary.
>+as_fn_mkdir_p ()
>+{
>+
>+  case $as_dir in #(
>+  -*) as_dir=./$as_dir;;
>+  esac
>+  test -d "$as_dir" || eval $as_mkdir_p || {
>+    as_dirs=
>+    while :; do
>+      case $as_dir in #(
>+      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
>+      *) as_qdir=$as_dir;;
>+      esac
>+      as_dirs="'$as_qdir' $as_dirs"
>+      as_dir=`$as_dirname -- "$as_dir" ||
>+$as_expr X"$as_dir" : 'X$.*[^/]$//*[^/][^/]*/*$' \| \
>+	 X"$as_dir" : 'X$//$[^/]' \| \
>+	 X"$as_dir" : 'X$//$$' \| \
>+	 X"$as_dir" : 'X$/$' \| . 2>/dev/null ||
>+$as_echo X"$as_dir" |
>+    sed '/^X$.*[^/]$\/\/*[^/][^/]*\/*$/{
>+	    s//\1/
>+	    q
>+	  }
>+	  /^X$\/\/$[^/].*/{
>+	    s//\1/
>+	    q
>+	  }
>+	  /^X$\/\/$$/{
>+	    s//\1/
>+	    q
>+	  }
>+	  /^X$\/$.*/{
>+	    s//\1/
>+	    q
>+	  }
>+	  s/.*/./; q'`
>+      test -d "$as_dir" && break
>+    done
>+    test -z "$as_dirs" || eval "mkdir $as_dirs"
>+  } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir"
>+
>+
>+} # as_fn_mkdir_p
>+
>+# as_fn_executable_p FILE
>+# -----------------------
>+# Test if FILE is an executable regular file.
>+as_fn_executable_p ()
>+{
>+  test -f "$1" && test -x "$1"
>+} # as_fn_executable_p
>+# as_fn_append VAR VALUE
>+# ----------------------
>+# Append the text in VALUE to the end of the definition contained in VAR. Take
>+# advantage of any shell optimizations that allow amortized linear growth over
>+# repeated appends, instead of the typical quadratic growth present in naive
>+# implementations.
>+if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
>+  eval 'as_fn_append ()
>+  {
>+    eval $1+=\$2
>+  }'
>+else
>+  as_fn_append ()
>+  {
>+    eval $1=\$$1\$2
>+  }
>+fi # as_fn_append
>+
>+# as_fn_arith ARG...
>+# ------------------
>+# Perform arithmetic evaluation on the ARGs, and store the result in the
>+# global $as_val. Take advantage of shells that can avoid forks. The arguments
>+# must be portable across $(()) and expr.
>+if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
>+  eval 'as_fn_arith ()
>+  {
>+    as_val=$(( $* ))
>+  }'
>+else
>+  as_fn_arith ()
>+  {
>+    as_val=`expr "$@" || test $? -eq 1`
>+  }
>+fi # as_fn_arith
>+
>+
>+# as_fn_error STATUS ERROR [LINENO LOG_FD]
>+# ----------------------------------------
>+# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are
>+# provided, also output the error to LOG_FD, referencing LINENO. Then exit the
>+# script with STATUS, using 1 if that was 0.
>+as_fn_error ()
>+{
>+  as_status=$1; test $as_status -eq 0 && as_status=1
>+  if test "$4"; then
>+    as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
>+    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
>+  fi
>+  $as_echo "$as_me: error: $2" >&2
>+  as_fn_exit $as_status
>+} # as_fn_error
>+
>+if expr a : '$a$' >/dev/null 2>&1 &&
>+   test "X`expr 00001 : '.*$...$'`" = X001; then
>   as_expr=expr
> else
>   as_expr=false
> fi
> 
>-if (basename /) >/dev/null 2>&1 && test "X`basename / 2>&1`" = "X/"; then
>+if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
>   as_basename=basename
> else
>   as_basename=false
> fi
> 
>+if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then
>+  as_dirname=dirname
>+else
>+  as_dirname=false
>+fi
> 
>-# Name of the executable.
>-as_me=`$as_basename "$0" ||
>+as_me=`$as_basename -- "$0" ||
> $as_expr X/"$0" : '.*/$[^/][^/]*$/*$' \| \
> 	 X"$0" : 'X$//$$' \| \
>-	 X"$0" : 'X$/$$' \| \
>-	 .     : '$.$' 2>/dev/null ||
>-echo X/"$0" |
>-    sed '/^.*\/$[^/][^/]*$\/*$/{ s//\1/; q; }
>-  	  /^X\/$\/\/$$/{ s//\1/; q; }
>-  	  /^X\/$\/$.*/{ s//\1/; q; }
>-  	  s/.*/./; q'`
>+	 X"$0" : 'X$/$' \| . 2>/dev/null ||
>+$as_echo X/"$0" |
>+    sed '/^.*\/$[^/][^/]*$\/*$/{
>+	    s//\1/
>+	    q
>+	  }
>+	  /^X\/$\/\/$$/{
>+	    s//\1/
>+	    q
>+	  }
>+	  /^X\/$\/$.*/{
>+	    s//\1/
>+	    q
>+	  }
>+	  s/.*/./; q'`
> 
>-
>-# PATH needs CR, and LINENO needs CR and PATH.
> # Avoid depending upon Character Ranges.
> as_cr_letters='abcdefghijklmnopqrstuvwxyz'
> as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
>@@ -83,146 +461,91 @@ as_cr_Letters=$as_cr_letters$as_cr_LETTERS
> as_cr_digits='0123456789'
> as_cr_alnum=$as_cr_Letters$as_cr_digits
> 
>-# The user is always right.
>-if test "${PATH_SEPARATOR+set}" != set; then
>-  echo "#! /bin/sh" >conf$$.sh
>-  echo  "exit 0"   >>conf$$.sh
>-  chmod +x conf$$.sh
>-  if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
>-    PATH_SEPARATOR=';'
>-  else
>-    PATH_SEPARATOR=:
>-  fi
>-  rm -f conf$$.sh
>-fi
> 
>-
>-  as_lineno_1=$LINENO
>-  as_lineno_2=$LINENO
>-  as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
>-  test "x$as_lineno_1" != "x$as_lineno_2" &&
>-  test "x$as_lineno_3"  = "x$as_lineno_2"  || {
>-  # Find who we are.  Look in the path if we contain no path at all
>-  # relative or not.
>-  case $0 in
>-    *[\\/]* ) as_myself=$0 ;;
>-    *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
>-for as_dir in $PATH
>-do
>-  IFS=$as_save_IFS
>-  test -z "$as_dir" && as_dir=.
>-  test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
>-done
>-
>-       ;;
>-  esac
>-  # We did not find ourselves, most probably we were run as `sh COMMAND'
>-  # in which case we are not to be found in the path.
>-  if test "x$as_myself" = x; then
>-    as_myself=$0
>-  fi
>-  if test ! -f "$as_myself"; then
>-    { echo "$as_me: error: cannot find myself; rerun with an absolute path" >&2
>-   { (exit 1); exit 1; }; }
>-  fi
>-  case $CONFIG_SHELL in
>-  '')
>-    as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
>-for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
>-do
>-  IFS=$as_save_IFS
>-  test -z "$as_dir" && as_dir=.
>-  for as_base in sh bash ksh sh5; do
>-	 case $as_dir in
>-	 /*)
>-	   if ("$as_dir/$as_base" -c '
>-  as_lineno_1=$LINENO
>-  as_lineno_2=$LINENO
>-  as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
>-  test "x$as_lineno_1" != "x$as_lineno_2" &&
>-  test "x$as_lineno_3"  = "x$as_lineno_2" ') 2>/dev/null; then
>-	     $as_unset BASH_ENV || test "${BASH_ENV+set}" != set || { BASH_ENV=; export BASH_ENV; }
>-	     $as_unset ENV || test "${ENV+set}" != set || { ENV=; export ENV; }
>-	     CONFIG_SHELL=$as_dir/$as_base
>-	     export CONFIG_SHELL
>-	     exec "$CONFIG_SHELL" "$0" ${1+"$@"}
>-	   fi;;
>-	 esac
>-       done
>-done
>-;;
>-  esac
>-
>-  # Create $as_me.lineno as a copy of $as_myself, but with $LINENO
>-  # uniformly replaced by the line number.  The first 'sed' inserts a
>-  # line-number line before each line; the second 'sed' does the real
>-  # work.  The second script uses 'N' to pair each line-number line
>-  # with the numbered line, and appends trailing '-' during
>-  # substitution so that $LINENO is not a special case at line end.
>-  # (Raja R Harinath suggested sed '=', and Paul Eggert wrote the
>-  # second 'sed' script.  Blame Lee E. McMahon for sed's syntax.  :-)
>-  sed '=' <$as_myself |
>+  as_lineno_1=$LINENO as_lineno_1a=$LINENO
>+  as_lineno_2=$LINENO as_lineno_2a=$LINENO
>+  eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" &&
>+  test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || {
>+  # Blame Lee E. McMahon (1931-1989) for sed's syntax.  :-)
>+  sed -n '
>+    p
>+    /[$]LINENO/=
>+  ' <$as_myself |
>     sed '
>+      s/[$]LINENO.*/&-/
>+      t lineno
>+      b
>+      :lineno
>       N
>-      s,$,-,
>-      : loop
>-      s,^$['$as_cr_digits']*$$.*$[$]LINENO$[^'$as_cr_alnum'_]$,\1\2\1\3,
>+      :loop
>+      s/[$]LINENO$[^'$as_cr_alnum'_].*\n$$.*$/\2\1\2/
>       t loop
>-      s,-$,,
>-      s,^['$as_cr_digits']*\n,,
>+      s/-\n.*//
>     ' >$as_me.lineno &&
>-  chmod +x $as_me.lineno ||
>-    { echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2
>-   { (exit 1); exit 1; }; }
>+  chmod +x "$as_me.lineno" ||
>+    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
> 
>+  # If we had to re-execute with $CONFIG_SHELL, we're ensured to have
>+  # already done that, so ensure we don't try to do so again and fall
>+  # in an infinite loop.  This has already happened in practice.
>+  _as_can_reexec=no; export _as_can_reexec
>   # Don't try to exec as it changes $[0], causing all sort of problems
>   # (the dirname of $[0] is not the place where we might find the
>-  # original and so on.  Autoconf is especially sensible to this).
>-  . ./$as_me.lineno
>+  # original and so on.  Autoconf is especially sensitive to this).
>+  . "./$as_me.lineno"
>   # Exit status is that of the last command.
>   exit
> }
> 
>-
>-case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
>-  *c*,-n*) ECHO_N= ECHO_C='
>-' ECHO_T='	' ;;
>-  *c*,*  ) ECHO_N=-n ECHO_C= ECHO_T= ;;
>-  *)       ECHO_N= ECHO_C='\c' ECHO_T= ;;
>+ECHO_C= ECHO_N= ECHO_T=
>+case `echo -n x` in #(((((
>+-n*)
>+  case `echo 'xy\c'` in
>+  *c*) ECHO_T='	';;	# ECHO_T is single tab character.
>+  xy)  ECHO_C='\c';;
>+  *)   echo `echo ksh88 bug on AIX 6.1` > /dev/null
>+       ECHO_T='	';;
>+  esac;;
>+*)
>+  ECHO_N='-n';;
> esac
> 
>-if expr a : '$a$' >/dev/null 2>&1; then
>-  as_expr=expr
>+rm -f conf$$ conf$$.exe conf$$.file
>+if test -d conf$$.dir; then
>+  rm -f conf$$.dir/conf$$.file
> else
>-  as_expr=false
>+  rm -f conf$$.dir
>+  mkdir conf$$.dir 2>/dev/null
> fi
>-
>-rm -f conf$$ conf$$.exe conf$$.file
>-echo >conf$$.file
>-if ln -s conf$$.file conf$$ 2>/dev/null; then
>-  # We could just check for DJGPP; but this test a) works b) is more generic
>-  # and c) will remain valid once DJGPP supports symlinks (DJGPP 2.04).
>-  if test -f conf$$.exe; then
>-    # Don't use ln at all; we don't have any links
>-    as_ln_s='cp -p'
>-  else
>+if (echo >conf$$.file) 2>/dev/null; then
>+  if ln -s conf$$.file conf$$ 2>/dev/null; then
>     as_ln_s='ln -s'
>+    # ... but there are two gotchas:
>+    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
>+    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
>+    # In both cases, we have to default to `cp -pR'.
>+    ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
>+      as_ln_s='cp -pR'
>+  elif ln conf$$.file conf$$ 2>/dev/null; then
>+    as_ln_s=ln
>+  else
>+    as_ln_s='cp -pR'
>   fi
>-elif ln conf$$.file conf$$ 2>/dev/null; then
>-  as_ln_s=ln
> else
>-  as_ln_s='cp -p'
>+  as_ln_s='cp -pR'
> fi
>-rm -f conf$$ conf$$.exe conf$$.file
>+rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
>+rmdir conf$$.dir 2>/dev/null
> 
> if mkdir -p . 2>/dev/null; then
>-  as_mkdir_p=:
>+  as_mkdir_p='mkdir -p "$as_dir"'
> else
>   test -d ./-p && rmdir ./-p
>   as_mkdir_p=false
> fi
> 
>-as_executable_p="test -f"
>+as_test_x='test -x'
>+as_executable_p=as_fn_executable_p
> 
> # Sed expression to map a string onto a valid CPP name.
> as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
>@@ -231,89 +554,201 @@ as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS
> as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
> 
> 
>-# IFS
>-# We need space, tab and new line, in precisely that order.
>-as_nl='
>-'
>-IFS=" 	$as_nl"
>+test -n "$DJDIR" || exec 7<&0 </dev/null
>+exec 6>&1
> 
>-# CDPATH.
>-$as_unset CDPATH
>-
>-
> # Name of the host.
>-# hostname on some systems (SVR3.2, Linux) returns a bogus exit status,
>+# hostname on some systems (SVR3.2, old GNU/Linux) returns a bogus exit status,
> # so uname gets run too.
> ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q`
> 
>-exec 6>&1
>-
> #
> # Initializations.
> #
> ac_default_prefix=/usr/local
>+ac_clean_files=
> ac_config_libobj_dir=.
>+LIBOBJS=
> cross_compiling=no
> subdirs=
> MFLAGS=
> MAKEFLAGS=
>-SHELL=${CONFIG_SHELL-/bin/sh}
> 
>-# Maximum number of lines to put in a shell here document.
>-# This variable seems obsolete.  It should probably be removed, and
>-# only ac_max_sed_lines should be used.
>-: ${ac_max_here_lines=38}
>-
> # Identity of this package.
> PACKAGE_NAME=
> PACKAGE_TARNAME=
> PACKAGE_VERSION=
> PACKAGE_STRING=
> PACKAGE_BUGREPORT=
>+PACKAGE_URL=
> 
> # Factoring default headers for most tests.
> ac_includes_default="\
> #include <stdio.h>
>-#if HAVE_SYS_TYPES_H
>+#ifdef HAVE_SYS_TYPES_H
> # include <sys/types.h>
> #endif
>-#if HAVE_SYS_STAT_H
>+#ifdef HAVE_SYS_STAT_H
> # include <sys/stat.h>
> #endif
>-#if STDC_HEADERS
>+#ifdef STDC_HEADERS
> # include <stdlib.h>
> # include <stddef.h>
> #else
>-# if HAVE_STDLIB_H
>+# ifdef HAVE_STDLIB_H
> #  include <stdlib.h>
> # endif
> #endif
>-#if HAVE_STRING_H
>-# if !STDC_HEADERS && HAVE_MEMORY_H
>+#ifdef HAVE_STRING_H
>+# if !defined STDC_HEADERS && defined HAVE_MEMORY_H
> #  include <memory.h>
> # endif
> # include <string.h>
> #endif
>-#if HAVE_STRINGS_H
>+#ifdef HAVE_STRINGS_H
> # include <strings.h>
> #endif
>-#if HAVE_INTTYPES_H
>+#ifdef HAVE_INTTYPES_H
> # include <inttypes.h>
>-#else
>-# if HAVE_STDINT_H
>-#  include <stdint.h>
>-# endif
> #endif
>-#if HAVE_UNISTD_H
>+#ifdef HAVE_STDINT_H
>+# include <stdint.h>
>+#endif
>+#ifdef HAVE_UNISTD_H
> # include <unistd.h>
> #endif"
> 
>-ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS build build_cpu build_vendor build_os host host_cpu host_vendor host_os TARGET CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT CXX CXXFLAGS ac_ct_CXX RANLIB ac_ct_RANLIB CPP MIXED_CYGWIN_VC MIXED_MSYS_VC MIXED_VC MIXED_CYGWIN_MINGW MIXED_CYGWIN MIXED_MSYS EGREP OBJC_CC OBJC_CFLAGS GL_LIBS DEBUG_CFLAGS DEBUG_CXXFLAGS ERLC WX_BUILDING_INSIDE_ERLSRC ERLANG_ROOT_DIR WX_CONFIG_PATH WX_CPPFLAGS WX_CFLAGS WX_CXXFLAGS WX_CFLAGS_ONLY WX_CXXFLAGS_ONLY WX_LIBS WX_LIBS_STATIC WX_VERSION WX_RESCOMP WX_VERSION_MAJOR WX_VERSION_MINOR WX_VERSION_MICRO DEBUG_WX_CFLAGS DEBUG_WX_CXXFLAGS DEBUG_WX_LIBS DEBUG_WX_LIBS_STATIC FORCED_DEBUG_BUILD WX_HAVE_STATIC_LIBS RC_FILE_TYPE HAVE_GL_SUPPORT TESS_CB_TIGER_STYLE WXERL_CAN_BUILD_DRIVER SO_EXT RUN_ERL WXERL_SYS_TYPE LIBOBJS LTLIBOBJS'
>+ac_subst_vars='LTLIBOBJS
>+LIBOBJS
>+WXERL_SYS_TYPE
>+RUN_ERL
>+SO_EXT
>+WXERL_CAN_BUILD_DRIVER
>+TESS_CB_TIGER_STYLE
>+HAVE_GL_SUPPORT
>+RC_FILE_TYPE
>+WX_HAVE_STATIC_LIBS
>+FORCED_DEBUG_BUILD
>+DEBUG_WX_LIBS_STATIC
>+DEBUG_WX_LIBS
>+DEBUG_WX_CXXFLAGS
>+DEBUG_WX_CFLAGS
>+WX_VERSION_MICRO
>+WX_VERSION_MINOR
>+WX_VERSION_MAJOR
>+WX_RESCOMP
>+WX_VERSION
>+WX_LIBS_STATIC
>+WX_LIBS
>+WX_CXXFLAGS_ONLY
>+WX_CFLAGS_ONLY
>+WX_CXXFLAGS
>+WX_CFLAGS
>+WX_CPPFLAGS
>+WX_CONFIG_PATH
>+ERLANG_ROOT_DIR
>+WX_BUILDING_INSIDE_ERLSRC
>+ERLC
>+DEBUG_CXXFLAGS
>+DEBUG_CFLAGS
>+GL_LIBS
>+OBJC_CFLAGS
>+OBJC_CC
>+EGREP
>+GREP
>+MIXED_MSYS
>+MIXED_CYGWIN
>+MIXED_CYGWIN_MINGW
>+MIXED_VC
>+MIXED_MSYS_VC
>+MIXED_CYGWIN_VC
>+CPP
>+RANLIB
>+ac_ct_CXX
>+CXXFLAGS
>+CXX
>+OBJEXT
>+EXEEXT
>+ac_ct_CC
>+CPPFLAGS
>+LDFLAGS
>+CFLAGS
>+CC
>+TARGET
>+host_os
>+host_vendor
>+host_cpu
>+host
>+build_os
>+build_vendor
>+build_cpu
>+build
>+target_alias
>+host_alias
>+build_alias
>+LIBS
>+ECHO_T
>+ECHO_N
>+ECHO_C
>+DEFS
>+mandir
>+localedir
>+libdir
>+psdir
>+pdfdir
>+dvidir
>+htmldir
>+infodir
>+docdir
>+oldincludedir
>+includedir
>+localstatedir
>+sharedstatedir
>+sysconfdir
>+datadir
>+datarootdir
>+libexecdir
>+sbindir
>+bindir
>+program_transform_name
>+prefix
>+exec_prefix
>+PACKAGE_URL
>+PACKAGE_BUGREPORT
>+PACKAGE_STRING
>+PACKAGE_VERSION
>+PACKAGE_TARNAME
>+PACKAGE_NAME
>+PATH_SEPARATOR
>+SHELL'
> ac_subst_files=''
>+ac_user_opts='
>+enable_option_checking
>+with_wxdir
>+with_wx_config
>+with_wx_prefix
>+with_wx_exec_prefix
>+enable_sanitizers
>+'
>+      ac_precious_vars='build_alias
>+host_alias
>+target_alias
>+CC
>+CFLAGS
>+LDFLAGS
>+LIBS
>+CPPFLAGS
>+CXX
>+CXXFLAGS
>+CCC
>+CPP'
> 
>+
> # Initialize some variables set by options.
> ac_init_help=
> ac_init_version=false
>+ac_unrecognized_opts=
>+ac_unrecognized_sep=
> # The variables have the same names as the options, with
> # dashes changed to underlines.
> cache_file=/dev/null
>@@ -336,34 +771,49 @@ x_libraries=NONE
> # and all the variables that are supposed to be based on exec_prefix
> # by default will actually change.
> # Use braces instead of parens because sh, perl, etc. also accept them.
>+# (The list follows the same order as the GNU Coding Standards.)
> bindir='${exec_prefix}/bin'
> sbindir='${exec_prefix}/sbin'
> libexecdir='${exec_prefix}/libexec'
>-datadir='${prefix}/share'
>+datarootdir='${prefix}/share'
>+datadir='${datarootdir}'
> sysconfdir='${prefix}/etc'
> sharedstatedir='${prefix}/com'
> localstatedir='${prefix}/var'
>-libdir='${exec_prefix}/lib'
> includedir='${prefix}/include'
> oldincludedir='/usr/include'
>-infodir='${prefix}/info'
>-mandir='${prefix}/man'
>+docdir='${datarootdir}/doc/${PACKAGE}'
>+infodir='${datarootdir}/info'
>+htmldir='${docdir}'
>+dvidir='${docdir}'
>+pdfdir='${docdir}'
>+psdir='${docdir}'
>+libdir='${exec_prefix}/lib'
>+localedir='${datarootdir}/locale'
>+mandir='${datarootdir}/man'
> 
> ac_prev=
>+ac_dashdash=
> for ac_option
> do
>   # If the previous option needs an argument, assign it.
>   if test -n "$ac_prev"; then
>-    eval "$ac_prev=\$ac_option"
>+    eval $ac_prev=\$ac_option
>     ac_prev=
>     continue
>   fi
> 
>-  ac_optarg=`expr "x$ac_option" : 'x[^=]*=$.*$'`
>+  case $ac_option in
>+  *=?*) ac_optarg=`expr "X$ac_option" : '[^=]*=$.*$'` ;;
>+  *=)   ac_optarg= ;;
>+  *)    ac_optarg=yes ;;
>+  esac
> 
>   # Accept the important Cygnus configure options, so we can diagnose typos.
> 
>-  case $ac_option in
>+  case $ac_dashdash$ac_option in
>+  --)
>+    ac_dashdash=yes ;;
> 
>   -bindir | --bindir | --bindi | --bind | --bin | --bi)
>     ac_prev=bindir ;;
>@@ -385,33 +835,59 @@ do
>   --config-cache | -C)
>     cache_file=config.cache ;;
> 
>-  -datadir | --datadir | --datadi | --datad | --data | --dat | --da)
>+  -datadir | --datadir | --datadi | --datad)
>     ac_prev=datadir ;;
>-  -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \
>-  | --da=*)
>+  -datadir=* | --datadir=* | --datadi=* | --datad=*)
>     datadir=$ac_optarg ;;
> 
>+  -datarootdir | --datarootdir | --datarootdi | --datarootd | --dataroot \
>+  | --dataroo | --dataro | --datar)
>+    ac_prev=datarootdir ;;
>+  -datarootdir=* | --datarootdir=* | --datarootdi=* | --datarootd=* \
>+  | --dataroot=* | --dataroo=* | --dataro=* | --datar=*)
>+    datarootdir=$ac_optarg ;;
>+
>   -disable-* | --disable-*)
>-    ac_feature=`expr "x$ac_option" : 'x-*disable-$.*$'`
>+    ac_useropt=`expr "x$ac_option" : 'x-*disable-$.*$'`
>     # Reject names that are not valid shell variable names.
>-    expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null &&
>-      { echo "$as_me: error: invalid feature name: $ac_feature" >&2
>-   { (exit 1); exit 1; }; }
>-    ac_feature=`echo $ac_feature | sed 's/-/_/g'`
>-    eval "enable_$ac_feature=no" ;;
>+    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
>+      as_fn_error $? "invalid feature name: $ac_useropt"
>+    ac_useropt_orig=$ac_useropt
>+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
>+    case $ac_user_opts in
>+      *"
>+"enable_$ac_useropt"
>+"*) ;;
>+      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--disable-$ac_useropt_orig"
>+	 ac_unrecognized_sep=', ';;
>+    esac
>+    eval enable_$ac_useropt=no ;;
> 
>+  -docdir | --docdir | --docdi | --doc | --do)
>+    ac_prev=docdir ;;
>+  -docdir=* | --docdir=* | --docdi=* | --doc=* | --do=*)
>+    docdir=$ac_optarg ;;
>+
>+  -dvidir | --dvidir | --dvidi | --dvid | --dvi | --dv)
>+    ac_prev=dvidir ;;
>+  -dvidir=* | --dvidir=* | --dvidi=* | --dvid=* | --dvi=* | --dv=*)
>+    dvidir=$ac_optarg ;;
>+
>   -enable-* | --enable-*)
>-    ac_feature=`expr "x$ac_option" : 'x-*enable-$[^=]*$'`
>+    ac_useropt=`expr "x$ac_option" : 'x-*enable-$[^=]*$'`
>     # Reject names that are not valid shell variable names.
>-    expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null &&
>-      { echo "$as_me: error: invalid feature name: $ac_feature" >&2
>-   { (exit 1); exit 1; }; }
>-    ac_feature=`echo $ac_feature | sed 's/-/_/g'`
>-    case $ac_option in
>-      *=*) ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`;;
>-      *) ac_optarg=yes ;;
>+    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
>+      as_fn_error $? "invalid feature name: $ac_useropt"
>+    ac_useropt_orig=$ac_useropt
>+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
>+    case $ac_user_opts in
>+      *"
>+"enable_$ac_useropt"
>+"*) ;;
>+      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--enable-$ac_useropt_orig"
>+	 ac_unrecognized_sep=', ';;
>     esac
>-    eval "enable_$ac_feature='$ac_optarg'" ;;
>+    eval enable_$ac_useropt=\$ac_optarg ;;
> 
>   -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
>   | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
>@@ -438,6 +914,12 @@ do
>   -host=* | --host=* | --hos=* | --ho=*)
>     host_alias=$ac_optarg ;;
> 
>+  -htmldir | --htmldir | --htmldi | --htmld | --html | --htm | --ht)
>+    ac_prev=htmldir ;;
>+  -htmldir=* | --htmldir=* | --htmldi=* | --htmld=* | --html=* | --htm=* \
>+  | --ht=*)
>+    htmldir=$ac_optarg ;;
>+
>   -includedir | --includedir | --includedi | --included | --include \
>   | --includ | --inclu | --incl | --inc)
>     ac_prev=includedir ;;
>@@ -462,13 +944,16 @@ do
>   | --libexe=* | --libex=* | --libe=*)
>     libexecdir=$ac_optarg ;;
> 
>+  -localedir | --localedir | --localedi | --localed | --locale)
>+    ac_prev=localedir ;;
>+  -localedir=* | --localedir=* | --localedi=* | --localed=* | --locale=*)
>+    localedir=$ac_optarg ;;
>+
>   -localstatedir | --localstatedir | --localstatedi | --localstated \
>-  | --localstate | --localstat | --localsta | --localst \
>-  | --locals | --local | --loca | --loc | --lo)
>+  | --localstate | --localstat | --localsta | --localst | --locals)
>     ac_prev=localstatedir ;;
>   -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \
>-  | --localstate=* | --localstat=* | --localsta=* | --localst=* \
>-  | --locals=* | --local=* | --loca=* | --loc=* | --lo=*)
>+  | --localstate=* | --localstat=* | --localsta=* | --localst=* | --locals=*)
>     localstatedir=$ac_optarg ;;
> 
>   -mandir | --mandir | --mandi | --mand | --man | --ma | --m)
>@@ -533,6 +1018,16 @@ do
>   | --progr-tra=* | --program-tr=* | --program-t=*)
>     program_transform_name=$ac_optarg ;;
> 
>+  -pdfdir | --pdfdir | --pdfdi | --pdfd | --pdf | --pd)
>+    ac_prev=pdfdir ;;
>+  -pdfdir=* | --pdfdir=* | --pdfdi=* | --pdfd=* | --pdf=* | --pd=*)
>+    pdfdir=$ac_optarg ;;
>+
>+  -psdir | --psdir | --psdi | --psd | --ps)
>+    ac_prev=psdir ;;
>+  -psdir=* | --psdir=* | --psdi=* | --psd=* | --ps=*)
>+    psdir=$ac_optarg ;;
>+
>   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
>   | -silent | --silent | --silen | --sile | --sil)
>     silent=yes ;;
>@@ -583,26 +1078,36 @@ do
>     ac_init_version=: ;;
> 
>   -with-* | --with-*)
>-    ac_package=`expr "x$ac_option" : 'x-*with-$[^=]*$'`
>+    ac_useropt=`expr "x$ac_option" : 'x-*with-$[^=]*$'`
>     # Reject names that are not valid shell variable names.
>-    expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&
>-      { echo "$as_me: error: invalid package name: $ac_package" >&2
>-   { (exit 1); exit 1; }; }
>-    ac_package=`echo $ac_package| sed 's/-/_/g'`
>-    case $ac_option in
>-      *=*) ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`;;
>-      *) ac_optarg=yes ;;
>+    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
>+      as_fn_error $? "invalid package name: $ac_useropt"
>+    ac_useropt_orig=$ac_useropt
>+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
>+    case $ac_user_opts in
>+      *"
>+"with_$ac_useropt"
>+"*) ;;
>+      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--with-$ac_useropt_orig"
>+	 ac_unrecognized_sep=', ';;
>     esac
>-    eval "with_$ac_package='$ac_optarg'" ;;
>+    eval with_$ac_useropt=\$ac_optarg ;;
> 
>   -without-* | --without-*)
>-    ac_package=`expr "x$ac_option" : 'x-*without-$.*$'`
>+    ac_useropt=`expr "x$ac_option" : 'x-*without-$.*$'`
>     # Reject names that are not valid shell variable names.
>-    expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&
>-      { echo "$as_me: error: invalid package name: $ac_package" >&2
>-   { (exit 1); exit 1; }; }
>-    ac_package=`echo $ac_package | sed 's/-/_/g'`
>-    eval "with_$ac_package=no" ;;
>+    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
>+      as_fn_error $? "invalid package name: $ac_useropt"
>+    ac_useropt_orig=$ac_useropt
>+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
>+    case $ac_user_opts in
>+      *"
>+"with_$ac_useropt"
>+"*) ;;
>+      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--without-$ac_useropt_orig"
>+	 ac_unrecognized_sep=', ';;
>+    esac
>+    eval with_$ac_useropt=no ;;
> 
>   --x)
>     # Obsolete; use --with-x.
>@@ -622,27 +1127,26 @@ do
>   | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
>     x_libraries=$ac_optarg ;;
> 
>-  -*) { echo "$as_me: error: unrecognized option: $ac_option
>-Try \`$0 --help' for more information." >&2
>-   { (exit 1); exit 1; }; }
>+  -*) as_fn_error $? "unrecognized option: \`$ac_option'
>+Try \`$0 --help' for more information"
>     ;;
> 
>   *=*)
>     ac_envvar=`expr "x$ac_option" : 'x$[^=]*$='`
>     # Reject names that are not valid shell variable names.
>-    expr "x$ac_envvar" : ".*[^_$as_cr_alnum]" >/dev/null &&
>-      { echo "$as_me: error: invalid variable name: $ac_envvar" >&2
>-   { (exit 1); exit 1; }; }
>-    ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`
>-    eval "$ac_envvar='$ac_optarg'"
>+    case $ac_envvar in #(
>+      '' | [0-9]* | *[!_$as_cr_alnum]* )
>+      as_fn_error $? "invalid variable name: \`$ac_envvar'" ;;
>+    esac
>+    eval $ac_envvar=\$ac_optarg
>     export $ac_envvar ;;
> 
>   *)
>     # FIXME: should be removed in autoconf 3.0.
>-    echo "$as_me: WARNING: you should use --build, --host, --target" >&2
>+    $as_echo "$as_me: WARNING: you should use --build, --host, --target" >&2
>     expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
>-      echo "$as_me: WARNING: invalid host type: $ac_option" >&2
>-    : ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}
>+      $as_echo "$as_me: WARNING: invalid host type: $ac_option" >&2
>+    : "${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}"
>     ;;
> 
>   esac
>@@ -650,31 +1154,36 @@ done
> 
> if test -n "$ac_prev"; then
>   ac_option=--`echo $ac_prev | sed 's/_/-/g'`
>-  { echo "$as_me: error: missing argument to $ac_option" >&2
>-   { (exit 1); exit 1; }; }
>+  as_fn_error $? "missing argument to $ac_option"
> fi
> 
>-# Be sure to have absolute paths.
>-for ac_var in exec_prefix prefix
>-do
>-  eval ac_val=$`echo $ac_var`
>-  case $ac_val in
>-    [\\/$]* | ?:[\\/]* | NONE | '' ) ;;
>-    *)  { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2
>-   { (exit 1); exit 1; }; };;
>+if test -n "$ac_unrecognized_opts"; then
>+  case $enable_option_checking in
>+    no) ;;
>+    fatal) as_fn_error $? "unrecognized options: $ac_unrecognized_opts" ;;
>+    *)     $as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
>   esac
>-done
>+fi
> 
>-# Be sure to have absolute paths.
>-for ac_var in bindir sbindir libexecdir datadir sysconfdir sharedstatedir \
>-	      localstatedir libdir includedir oldincludedir infodir mandir
>+# Check all directory arguments for consistency.
>+for ac_var in	exec_prefix prefix bindir sbindir libexecdir datarootdir \
>+		datadir sysconfdir sharedstatedir localstatedir includedir \
>+		oldincludedir docdir infodir htmldir dvidir pdfdir psdir \
>+		libdir localedir mandir
> do
>-  eval ac_val=$`echo $ac_var`
>+  eval ac_val=\$$ac_var
>+  # Remove trailing slashes.
>   case $ac_val in
>-    [\\/$]* | ?:[\\/]* ) ;;
>-    *)  { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2
>-   { (exit 1); exit 1; }; };;
>+    */ )
>+      ac_val=`expr "X$ac_val" : 'X$.*[^/]$' \| "X$ac_val" : 'X$.*$'`
>+      eval $ac_var=\$ac_val;;
>   esac
>+  # Be sure to have absolute directory names.
>+  case $ac_val in
>+    [\\/$]* | ?:[\\/]* )  continue;;
>+    NONE | '' ) case $ac_var in *prefix ) continue;; esac;;
>+  esac
>+  as_fn_error $? "expected an absolute directory name for --$ac_var: $ac_val"
> done
> 
> # There might be people who depend on the old broken behavior: `$host'
>@@ -688,8 +1197,6 @@ target=$target_alias
> if test "x$host_alias" != x; then
>   if test "x$build_alias" = x; then
>     cross_compiling=maybe
>-    echo "$as_me: WARNING: If you wanted to set the --build type, don't use --host.
>-    If a cross compiler is detected then cross compile mode will be used." >&2
>   elif test "x$build_alias" != "x$host_alias"; then
>     cross_compiling=yes
>   fi
>@@ -701,82 +1208,72 @@ test -n "$host_alias" && ac_tool_prefix=$host_alias-
> test "$silent" = yes && exec 6>/dev/null
> 
> 
>+ac_pwd=`pwd` && test -n "$ac_pwd" &&
>+ac_ls_di=`ls -di .` &&
>+ac_pwd_ls_di=`cd "$ac_pwd" && ls -di .` ||
>+  as_fn_error $? "working directory cannot be determined"
>+test "X$ac_ls_di" = "X$ac_pwd_ls_di" ||
>+  as_fn_error $? "pwd does not report name of working directory"
>+
>+
> # Find the source files, if location was not specified.
> if test -z "$srcdir"; then
>   ac_srcdir_defaulted=yes
>-  # Try the directory containing this script, then its parent.
>-  ac_confdir=`(dirname "$0") 2>/dev/null ||
>-$as_expr X"$0" : 'X$.*[^/]$//*[^/][^/]*/*$' \| \
>-	 X"$0" : 'X$//$[^/]' \| \
>-	 X"$0" : 'X$//$$' \| \
>-	 X"$0" : 'X$/$' \| \
>-	 .     : '$.$' 2>/dev/null ||
>-echo X"$0" |
>-    sed '/^X$.*[^/]$\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
>-  	  /^X$\/\/$[^/].*/{ s//\1/; q; }
>-  	  /^X$\/\/$$/{ s//\1/; q; }
>-  	  /^X$\/$.*/{ s//\1/; q; }
>-  	  s/.*/./; q'`
>+  # Try the directory containing this script, then the parent directory.
>+  ac_confdir=`$as_dirname -- "$as_myself" ||
>+$as_expr X"$as_myself" : 'X$.*[^/]$//*[^/][^/]*/*$' \| \
>+	 X"$as_myself" : 'X$//$[^/]' \| \
>+	 X"$as_myself" : 'X$//$$' \| \
>+	 X"$as_myself" : 'X$/$' \| . 2>/dev/null ||
>+$as_echo X"$as_myself" |
>+    sed '/^X$.*[^/]$\/\/*[^/][^/]*\/*$/{
>+	    s//\1/
>+	    q
>+	  }
>+	  /^X$\/\/$[^/].*/{
>+	    s//\1/
>+	    q
>+	  }
>+	  /^X$\/\/$$/{
>+	    s//\1/
>+	    q
>+	  }
>+	  /^X$\/$.*/{
>+	    s//\1/
>+	    q
>+	  }
>+	  s/.*/./; q'`
>   srcdir=$ac_confdir
>-  if test ! -r $srcdir/$ac_unique_file; then
>+  if test ! -r "$srcdir/$ac_unique_file"; then
>     srcdir=..
>   fi
> else
>   ac_srcdir_defaulted=no
> fi
>-if test ! -r $srcdir/$ac_unique_file; then
>-  if test "$ac_srcdir_defaulted" = yes; then
>-    { echo "$as_me: error: cannot find sources ($ac_unique_file) in $ac_confdir or .." >&2
>-   { (exit 1); exit 1; }; }
>-  else
>-    { echo "$as_me: error: cannot find sources ($ac_unique_file) in $srcdir" >&2
>-   { (exit 1); exit 1; }; }
>-  fi
>+if test ! -r "$srcdir/$ac_unique_file"; then
>+  test "$ac_srcdir_defaulted" = yes && srcdir="$ac_confdir or .."
>+  as_fn_error $? "cannot find sources ($ac_unique_file) in $srcdir"
> fi
>-(cd $srcdir && test -r ./$ac_unique_file) 2>/dev/null ||
>-  { echo "$as_me: error: sources are in $srcdir, but \`cd $srcdir' does not work" >&2
>-   { (exit 1); exit 1; }; }
>-srcdir=`echo "$srcdir" | sed 's%$[^\\/]$[\\/]*$%\1%'`
>-ac_env_build_alias_set=${build_alias+set}
>-ac_env_build_alias_value=$build_alias
>-ac_cv_env_build_alias_set=${build_alias+set}
>-ac_cv_env_build_alias_value=$build_alias
>-ac_env_host_alias_set=${host_alias+set}
>-ac_env_host_alias_value=$host_alias
>-ac_cv_env_host_alias_set=${host_alias+set}
>-ac_cv_env_host_alias_value=$host_alias
>-ac_env_target_alias_set=${target_alias+set}
>-ac_env_target_alias_value=$target_alias
>-ac_cv_env_target_alias_set=${target_alias+set}
>-ac_cv_env_target_alias_value=$target_alias
>-ac_env_CC_set=${CC+set}
>-ac_env_CC_value=$CC
>-ac_cv_env_CC_set=${CC+set}
>-ac_cv_env_CC_value=$CC
>-ac_env_CFLAGS_set=${CFLAGS+set}
>-ac_env_CFLAGS_value=$CFLAGS
>-ac_cv_env_CFLAGS_set=${CFLAGS+set}
>-ac_cv_env_CFLAGS_value=$CFLAGS
>-ac_env_LDFLAGS_set=${LDFLAGS+set}
>-ac_env_LDFLAGS_value=$LDFLAGS
>-ac_cv_env_LDFLAGS_set=${LDFLAGS+set}
>-ac_cv_env_LDFLAGS_value=$LDFLAGS
>-ac_env_CPPFLAGS_set=${CPPFLAGS+set}
>-ac_env_CPPFLAGS_value=$CPPFLAGS
>-ac_cv_env_CPPFLAGS_set=${CPPFLAGS+set}
>-ac_cv_env_CPPFLAGS_value=$CPPFLAGS
>-ac_env_CXX_set=${CXX+set}
>-ac_env_CXX_value=$CXX
>-ac_cv_env_CXX_set=${CXX+set}
>-ac_cv_env_CXX_value=$CXX
>-ac_env_CXXFLAGS_set=${CXXFLAGS+set}
>-ac_env_CXXFLAGS_value=$CXXFLAGS
>-ac_cv_env_CXXFLAGS_set=${CXXFLAGS+set}
>-ac_cv_env_CXXFLAGS_value=$CXXFLAGS
>-ac_env_CPP_set=${CPP+set}
>-ac_env_CPP_value=$CPP
>-ac_cv_env_CPP_set=${CPP+set}
>-ac_cv_env_CPP_value=$CPP
>+ac_msg="sources are in $srcdir, but \`cd $srcdir' does not work"
>+ac_abs_confdir=`(
>+	cd "$srcdir" && test -r "./$ac_unique_file" || as_fn_error $? "$ac_msg"
>+	pwd)`
>+# When building in place, set srcdir=.
>+if test "$ac_abs_confdir" = "$ac_pwd"; then
>+  srcdir=.
>+fi
>+# Remove unnecessary trailing slashes from srcdir.
>+# Double slashes in file names in object file debugging info
>+# mess up M-x gdb in Emacs.
>+case $srcdir in
>+*/) srcdir=`expr "X$srcdir" : 'X$.*[^/]$' \| "X$srcdir" : 'X$.*$'`;;
>+esac
>+for ac_var in $ac_precious_vars; do
>+  eval ac_env_${ac_var}_set=\${${ac_var}+set}
>+  eval ac_env_${ac_var}_value=\$${ac_var}
>+  eval ac_cv_env_${ac_var}_set=\${${ac_var}+set}
>+  eval ac_cv_env_${ac_var}_value=\$${ac_var}
>+done
> 
> #
> # Report the --help message.
>@@ -799,20 +1296,17 @@ Configuration:
>       --help=short        display options specific to this package
>       --help=recursive    display the short help of all the included packages
>   -V, --version           display version information and exit
>-  -q, --quiet, --silent   do not print \`checking...' messages
>+  -q, --quiet, --silent   do not print \`checking ...' messages
>       --cache-file=FILE   cache test results in FILE [disabled]
>   -C, --config-cache      alias for \`--cache-file=config.cache'
>   -n, --no-create         do not create output files
>       --srcdir=DIR        find the sources in DIR [configure dir or \`..']
> 
>-_ACEOF
>-
>-  cat <<_ACEOF
> Installation directories:
>   --prefix=PREFIX         install architecture-independent files in PREFIX
>-			  [$ac_default_prefix]
>+                          [$ac_default_prefix]
>   --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
>-			  [PREFIX]
>+                          [PREFIX]
> 
> By default, \`make install' will install all the files in
> \`$ac_default_prefix/bin', \`$ac_default_prefix/lib' etc.  You can specify
>@@ -822,18 +1316,25 @@ for instance \`--prefix=\$HOME'.
> For better control, use the options below.
> 
> Fine tuning of the installation directories:
>-  --bindir=DIR           user executables [EPREFIX/bin]
>-  --sbindir=DIR          system admin executables [EPREFIX/sbin]
>-  --libexecdir=DIR       program executables [EPREFIX/libexec]
>-  --datadir=DIR          read-only architecture-independent data [PREFIX/share]
>-  --sysconfdir=DIR       read-only single-machine data [PREFIX/etc]
>-  --sharedstatedir=DIR   modifiable architecture-independent data [PREFIX/com]
>-  --localstatedir=DIR    modifiable single-machine data [PREFIX/var]
>-  --libdir=DIR           object code libraries [EPREFIX/lib]
>-  --includedir=DIR       C header files [PREFIX/include]
>-  --oldincludedir=DIR    C header files for non-gcc [/usr/include]
>-  --infodir=DIR          info documentation [PREFIX/info]
>-  --mandir=DIR           man documentation [PREFIX/man]
>+  --bindir=DIR            user executables [EPREFIX/bin]
>+  --sbindir=DIR           system admin executables [EPREFIX/sbin]
>+  --libexecdir=DIR        program executables [EPREFIX/libexec]
>+  --sysconfdir=DIR        read-only single-machine data [PREFIX/etc]
>+  --sharedstatedir=DIR    modifiable architecture-independent data [PREFIX/com]
>+  --localstatedir=DIR     modifiable single-machine data [PREFIX/var]
>+  --libdir=DIR            object code libraries [EPREFIX/lib]
>+  --includedir=DIR        C header files [PREFIX/include]
>+  --oldincludedir=DIR     C header files for non-gcc [/usr/include]
>+  --datarootdir=DIR       read-only arch.-independent data root [PREFIX/share]
>+  --datadir=DIR           read-only architecture-independent data [DATAROOTDIR]
>+  --infodir=DIR           info documentation [DATAROOTDIR/info]
>+  --localedir=DIR         locale-dependent data [DATAROOTDIR/locale]
>+  --mandir=DIR            man documentation [DATAROOTDIR/man]
>+  --docdir=DIR            documentation root [DATAROOTDIR/doc/PACKAGE]
>+  --htmldir=DIR           html documentation [DOCDIR]
>+  --dvidir=DIR            dvi documentation [DOCDIR]
>+  --pdfdir=DIR            pdf documentation [DOCDIR]
>+  --psdir=DIR             ps documentation [DOCDIR]
> _ACEOF
> 
>   cat <<\_ACEOF
>@@ -849,6 +1350,7 @@ if test -n "$ac_init_help"; then
>   cat <<\_ACEOF
> 
> Optional Features:
>+  --disable-option-checking  ignore unrecognized --enable/--with options
>   --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
>   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
>   --enable-sanitizers[=comma-separated list of sanitizers]
>@@ -868,8 +1370,9 @@ Some influential environment variables:
>   CFLAGS      C compiler flags
>   LDFLAGS     linker flags, e.g. -L<lib dir> if you have libraries in a
>               nonstandard directory <lib dir>
>-  CPPFLAGS    C/C++ preprocessor flags, e.g. -I<include dir> if you have
>-              headers in a nonstandard directory <include dir>
>+  LIBS        libraries to pass to the linker, e.g. -l<library>
>+  CPPFLAGS    (Objective) C/C++ preprocessor flags, e.g. -I<include dir> if
>+              you have headers in a nonstandard directory <include dir>
>   CXX         C++ compiler command
>   CXXFLAGS    C++ compiler flags
>   CPP         C preprocessor
>@@ -877,119 +1380,680 @@ Some influential environment variables:
> Use these variables to override the choices made by `configure' or to help
> it to find libraries and programs with nonstandard names/locations.
> 
>+Report bugs to the package provider.
> _ACEOF
>+ac_status=$?
> fi
> 
> if test "$ac_init_help" = "recursive"; then
>   # If there are subdirs, report their specific --help.
>-  ac_popdir=`pwd`
>   for ac_dir in : $ac_subdirs_all; do test "x$ac_dir" = x: && continue
>-    test -d $ac_dir || continue
>+    test -d "$ac_dir" ||
>+      { cd "$srcdir" && ac_pwd=`pwd` && srcdir=. && test -d "$ac_dir"; } ||
>+      continue
>     ac_builddir=.
> 
>-if test "$ac_dir" != .; then
>-  ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
>-  # A "../" for each directory in $ac_dir_suffix.
>-  ac_top_builddir=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,../,g'`
>-else
>-  ac_dir_suffix= ac_top_builddir=
>-fi
>+case "$ac_dir" in
>+.) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
>+*)
>+  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
>+  # A ".." for each directory in $ac_dir_suffix.
>+  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
>+  case $ac_top_builddir_sub in
>+  "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
>+  *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
>+  esac ;;
>+esac
>+ac_abs_top_builddir=$ac_pwd
>+ac_abs_builddir=$ac_pwd$ac_dir_suffix
>+# for backward compatibility:
>+ac_top_builddir=$ac_top_build_prefix
> 
> case $srcdir in
>-  .)  # No --srcdir option.  We are building in place.
>+  .)  # We are building in place.
>     ac_srcdir=.
>-    if test -z "$ac_top_builddir"; then
>-       ac_top_srcdir=.
>-    else
>-       ac_top_srcdir=`echo $ac_top_builddir | sed 's,/$,,'`
>-    fi ;;
>-  [\\/]* | ?:[\\/]* )  # Absolute path.
>+    ac_top_srcdir=$ac_top_builddir_sub
>+    ac_abs_top_srcdir=$ac_pwd ;;
>+  [\\/]* | ?:[\\/]* )  # Absolute name.
>     ac_srcdir=$srcdir$ac_dir_suffix;
>-    ac_top_srcdir=$srcdir ;;
>-  *) # Relative path.
>-    ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix
>-    ac_top_srcdir=$ac_top_builddir$srcdir ;;
>+    ac_top_srcdir=$srcdir
>+    ac_abs_top_srcdir=$srcdir ;;
>+  *) # Relative name.
>+    ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix
>+    ac_top_srcdir=$ac_top_build_prefix$srcdir
>+    ac_abs_top_srcdir=$ac_pwd/$srcdir ;;
> esac
>+ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
> 
>-# Do not use `cd foo && pwd` to compute absolute paths, because
>-# the directories may not exist.
>-case `pwd` in
>-.) ac_abs_builddir="$ac_dir";;
>-*)
>-  case "$ac_dir" in
>-  .) ac_abs_builddir=`pwd`;;
>-  [\\/]* | ?:[\\/]* ) ac_abs_builddir="$ac_dir";;
>-  *) ac_abs_builddir=`pwd`/"$ac_dir";;
>-  esac;;
>-esac
>-case $ac_abs_builddir in
>-.) ac_abs_top_builddir=${ac_top_builddir}.;;
>-*)
>-  case ${ac_top_builddir}. in
>-  .) ac_abs_top_builddir=$ac_abs_builddir;;
>-  [\\/]* | ?:[\\/]* ) ac_abs_top_builddir=${ac_top_builddir}.;;
>-  *) ac_abs_top_builddir=$ac_abs_builddir/${ac_top_builddir}.;;
>-  esac;;
>-esac
>-case $ac_abs_builddir in
>-.) ac_abs_srcdir=$ac_srcdir;;
>-*)
>-  case $ac_srcdir in
>-  .) ac_abs_srcdir=$ac_abs_builddir;;
>-  [\\/]* | ?:[\\/]* ) ac_abs_srcdir=$ac_srcdir;;
>-  *) ac_abs_srcdir=$ac_abs_builddir/$ac_srcdir;;
>-  esac;;
>-esac
>-case $ac_abs_builddir in
>-.) ac_abs_top_srcdir=$ac_top_srcdir;;
>-*)
>-  case $ac_top_srcdir in
>-  .) ac_abs_top_srcdir=$ac_abs_builddir;;
>-  [\\/]* | ?:[\\/]* ) ac_abs_top_srcdir=$ac_top_srcdir;;
>-  *) ac_abs_top_srcdir=$ac_abs_builddir/$ac_top_srcdir;;
>-  esac;;
>-esac
>-
>-    cd $ac_dir
>-    # Check for guested configure; otherwise get Cygnus style configure.
>-    if test -f $ac_srcdir/configure.gnu; then
>-      echo
>-      $SHELL $ac_srcdir/configure.gnu  --help=recursive
>-    elif test -f $ac_srcdir/configure; then
>-      echo
>-      $SHELL $ac_srcdir/configure  --help=recursive
>-    elif test -f $ac_srcdir/configure.ac ||
>-	   test -f $ac_srcdir/configure.in; then
>-      echo
>-      $ac_configure --help
>+    cd "$ac_dir" || { ac_status=$?; continue; }
>+    # Check for guested configure.
>+    if test -f "$ac_srcdir/configure.gnu"; then
>+      echo &&
>+      $SHELL "$ac_srcdir/configure.gnu" --help=recursive
>+    elif test -f "$ac_srcdir/configure"; then
>+      echo &&
>+      $SHELL "$ac_srcdir/configure" --help=recursive
>     else
>-      echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
>-    fi
>-    cd $ac_popdir
>+      $as_echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
>+    fi || ac_status=$?
>+    cd "$ac_pwd" || { ac_status=$?; break; }
>   done
> fi
> 
>-test -n "$ac_init_help" && exit 0
>+test -n "$ac_init_help" && exit $ac_status
> if $ac_init_version; then
>   cat <<\_ACEOF
>+configure
>+generated by GNU Autoconf 2.69
> 
>-Copyright (C) 2003 Free Software Foundation, Inc.
>+Copyright (C) 2012 Free Software Foundation, Inc.
> This configure script is free software; the Free Software Foundation
> gives unlimited permission to copy, distribute and modify it.
> _ACEOF
>-  exit 0
>+  exit
> fi
>-exec 5>config.log
>-cat >&5 <<_ACEOF
>+
>+## ------------------------ ##
>+## Autoconf initialization. ##
>+## ------------------------ ##
>+
>+# ac_fn_c_try_compile LINENO
>+# --------------------------
>+# Try to compile conftest.$ac_ext, and return whether this succeeded.
>+ac_fn_c_try_compile ()
>+{
>+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
>+  rm -f conftest.$ac_objext
>+  if { { ac_try="$ac_compile"
>+case "(($ac_try" in
>+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
>+  *) ac_try_echo=$ac_try;;
>+esac
>+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
>+$as_echo "$ac_try_echo"; } >&5
>+  (eval "$ac_compile") 2>conftest.err
>+  ac_status=$?
>+  if test -s conftest.err; then
>+    grep -v '^ *+' conftest.err >conftest.er1
>+    cat conftest.er1 >&5
>+    mv -f conftest.er1 conftest.err
>+  fi
>+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
>+  test $ac_status = 0; } && {
>+	 test -z "$ac_c_werror_flag" ||
>+	 test ! -s conftest.err
>+       } && test -s conftest.$ac_objext; then :
>+  ac_retval=0
>+else
>+  $as_echo "$as_me: failed program was:" >&5
>+sed 's/^/| /' conftest.$ac_ext >&5
>+
>+	ac_retval=1
>+fi
>+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
>+  as_fn_set_status $ac_retval
>+
>+} # ac_fn_c_try_compile
>+
>+# ac_fn_cxx_try_compile LINENO
>+# ----------------------------
>+# Try to compile conftest.$ac_ext, and return whether this succeeded.
>+ac_fn_cxx_try_compile ()
>+{
>+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
>+  rm -f conftest.$ac_objext
>+  if { { ac_try="$ac_compile"
>+case "(($ac_try" in
>+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
>+  *) ac_try_echo=$ac_try;;
>+esac
>+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
>+$as_echo "$ac_try_echo"; } >&5
>+  (eval "$ac_compile") 2>conftest.err
>+  ac_status=$?
>+  if test -s conftest.err; then
>+    grep -v '^ *+' conftest.err >conftest.er1
>+    cat conftest.er1 >&5
>+    mv -f conftest.er1 conftest.err
>+  fi
>+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
>+  test $ac_status = 0; } && {
>+	 test -z "$ac_cxx_werror_flag" ||
>+	 test ! -s conftest.err
>+       } && test -s conftest.$ac_objext; then :
>+  ac_retval=0
>+else
>+  $as_echo "$as_me: failed program was:" >&5
>+sed 's/^/| /' conftest.$ac_ext >&5
>+
>+	ac_retval=1
>+fi
>+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
>+  as_fn_set_status $ac_retval
>+
>+} # ac_fn_cxx_try_compile
>+
>+# ac_fn_c_try_cpp LINENO
>+# ----------------------
>+# Try to preprocess conftest.$ac_ext, and return whether this succeeded.
>+ac_fn_c_try_cpp ()
>+{
>+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
>+  if { { ac_try="$ac_cpp conftest.$ac_ext"
>+case "(($ac_try" in
>+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
>+  *) ac_try_echo=$ac_try;;
>+esac
>+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
>+$as_echo "$ac_try_echo"; } >&5
>+  (eval "$ac_cpp conftest.$ac_ext") 2>conftest.err
>+  ac_status=$?
>+  if test -s conftest.err; then
>+    grep -v '^ *+' conftest.err >conftest.er1
>+    cat conftest.er1 >&5
>+    mv -f conftest.er1 conftest.err
>+  fi
>+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
>+  test $ac_status = 0; } > conftest.i && {
>+	 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
>+	 test ! -s conftest.err
>+       }; then :
>+  ac_retval=0
>+else
>+  $as_echo "$as_me: failed program was:" >&5
>+sed 's/^/| /' conftest.$ac_ext >&5
>+
>+    ac_retval=1
>+fi
>+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
>+  as_fn_set_status $ac_retval
>+
>+} # ac_fn_c_try_cpp
>+
>+# ac_fn_c_try_run LINENO
>+# ----------------------
>+# Try to link conftest.$ac_ext, and return whether this succeeded. Assumes
>+# that executables *can* be run.
>+ac_fn_c_try_run ()
>+{
>+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
>+  if { { ac_try="$ac_link"
>+case "(($ac_try" in
>+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
>+  *) ac_try_echo=$ac_try;;
>+esac
>+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
>+$as_echo "$ac_try_echo"; } >&5
>+  (eval "$ac_link") 2>&5
>+  ac_status=$?
>+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
>+  test $ac_status = 0; } && { ac_try='./conftest$ac_exeext'
>+  { { case "(($ac_try" in
>+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
>+  *) ac_try_echo=$ac_try;;
>+esac
>+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
>+$as_echo "$ac_try_echo"; } >&5
>+  (eval "$ac_try") 2>&5
>+  ac_status=$?
>+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
>+  test $ac_status = 0; }; }; then :
>+  ac_retval=0
>+else
>+  $as_echo "$as_me: program exited with status $ac_status" >&5
>+       $as_echo "$as_me: failed program was:" >&5
>+sed 's/^/| /' conftest.$ac_ext >&5
>+
>+       ac_retval=$ac_status
>+fi
>+  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
>+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
>+  as_fn_set_status $ac_retval
>+
>+} # ac_fn_c_try_run
>+
>+# ac_fn_c_compute_int LINENO EXPR VAR INCLUDES
>+# --------------------------------------------
>+# Tries to find the compile-time value of EXPR in a program that includes
>+# INCLUDES, setting VAR accordingly. Returns whether the value could be
>+# computed
>+ac_fn_c_compute_int ()
>+{
>+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
>+  if test "$cross_compiling" = yes; then
>+    # Depending upon the size, compute the lo and hi bounds.
>+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
>+/* end confdefs.h.  */
>+$4
>+int
>+main ()
>+{
>+static int test_array [1 - 2 * !(($2) >= 0)];
>+test_array [0] = 0;
>+return test_array [0];
>+
>+  ;
>+  return 0;
>+}
>+_ACEOF
>+if ac_fn_c_try_compile "$LINENO"; then :
>+  ac_lo=0 ac_mid=0
>+  while :; do
>+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
>+/* end confdefs.h.  */
>+$4
>+int
>+main ()
>+{
>+static int test_array [1 - 2 * !(($2) <= $ac_mid)];
>+test_array [0] = 0;
>+return test_array [0];
>+
>+  ;
>+  return 0;
>+}
>+_ACEOF
>+if ac_fn_c_try_compile "$LINENO"; then :
>+  ac_hi=$ac_mid; break
>+else
>+  as_fn_arith $ac_mid + 1 && ac_lo=$as_val
>+			if test $ac_lo -le $ac_mid; then
>+			  ac_lo= ac_hi=
>+			  break
>+			fi
>+			as_fn_arith 2 '*' $ac_mid + 1 && ac_mid=$as_val
>+fi
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
>+  done
>+else
>+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
>+/* end confdefs.h.  */
>+$4
>+int
>+main ()
>+{
>+static int test_array [1 - 2 * !(($2) < 0)];
>+test_array [0] = 0;
>+return test_array [0];
>+
>+  ;
>+  return 0;
>+}
>+_ACEOF
>+if ac_fn_c_try_compile "$LINENO"; then :
>+  ac_hi=-1 ac_mid=-1
>+  while :; do
>+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
>+/* end confdefs.h.  */
>+$4
>+int
>+main ()
>+{
>+static int test_array [1 - 2 * !(($2) >= $ac_mid)];
>+test_array [0] = 0;
>+return test_array [0];
>+
>+  ;
>+  return 0;
>+}
>+_ACEOF
>+if ac_fn_c_try_compile "$LINENO"; then :
>+  ac_lo=$ac_mid; break
>+else
>+  as_fn_arith '(' $ac_mid ')' - 1 && ac_hi=$as_val
>+			if test $ac_mid -le $ac_hi; then
>+			  ac_lo= ac_hi=
>+			  break
>+			fi
>+			as_fn_arith 2 '*' $ac_mid && ac_mid=$as_val
>+fi
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
>+  done
>+else
>+  ac_lo= ac_hi=
>+fi
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
>+fi
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
>+# Binary search between lo and hi bounds.
>+while test "x$ac_lo" != "x$ac_hi"; do
>+  as_fn_arith '(' $ac_hi - $ac_lo ')' / 2 + $ac_lo && ac_mid=$as_val
>+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
>+/* end confdefs.h.  */
>+$4
>+int
>+main ()
>+{
>+static int test_array [1 - 2 * !(($2) <= $ac_mid)];
>+test_array [0] = 0;
>+return test_array [0];
>+
>+  ;
>+  return 0;
>+}
>+_ACEOF
>+if ac_fn_c_try_compile "$LINENO"; then :
>+  ac_hi=$ac_mid
>+else
>+  as_fn_arith '(' $ac_mid ')' + 1 && ac_lo=$as_val
>+fi
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
>+done
>+case $ac_lo in #((
>+?*) eval "$3=\$ac_lo"; ac_retval=0 ;;
>+'') ac_retval=1 ;;
>+esac
>+  else
>+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
>+/* end confdefs.h.  */
>+$4
>+static long int longval () { return $2; }
>+static unsigned long int ulongval () { return $2; }
>+#include <stdio.h>
>+#include <stdlib.h>
>+int
>+main ()
>+{
>+
>+  FILE *f = fopen ("conftest.val", "w");
>+  if (! f)
>+    return 1;
>+  if (($2) < 0)
>+    {
>+      long int i = longval ();
>+      if (i != ($2))
>+	return 1;
>+      fprintf (f, "%ld", i);
>+    }
>+  else
>+    {
>+      unsigned long int i = ulongval ();
>+      if (i != ($2))
>+	return 1;
>+      fprintf (f, "%lu", i);
>+    }
>+  /* Do not output a trailing newline, as this causes \r\n confusion
>+     on some platforms.  */
>+  return ferror (f) || fclose (f) != 0;
>+
>+  ;
>+  return 0;
>+}
>+_ACEOF
>+if ac_fn_c_try_run "$LINENO"; then :
>+  echo >>conftest.val; read $3 <conftest.val; ac_retval=0
>+else
>+  ac_retval=1
>+fi
>+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
>+  conftest.$ac_objext conftest.beam conftest.$ac_ext
>+rm -f conftest.val
>+
>+  fi
>+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
>+  as_fn_set_status $ac_retval
>+
>+} # ac_fn_c_compute_int
>+
>+# ac_fn_c_check_header_compile LINENO HEADER VAR INCLUDES
>+# -------------------------------------------------------
>+# Tests whether HEADER exists and can be compiled using the include files in
>+# INCLUDES, setting the cache variable VAR accordingly.
>+ac_fn_c_check_header_compile ()
>+{
>+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
>+$as_echo_n "checking for $2... " >&6; }
>+if eval \${$3+:} false; then :
>+  $as_echo_n "(cached) " >&6
>+else
>+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
>+/* end confdefs.h.  */
>+$4
>+#include <$2>
>+_ACEOF
>+if ac_fn_c_try_compile "$LINENO"; then :
>+  eval "$3=yes"
>+else
>+  eval "$3=no"
>+fi
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
>+fi
>+eval ac_res=\$$3
>+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
>+$as_echo "$ac_res" >&6; }
>+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
>+
>+} # ac_fn_c_check_header_compile
>+
>+# ac_fn_c_check_header_mongrel LINENO HEADER VAR INCLUDES
>+# -------------------------------------------------------
>+# Tests whether HEADER exists, giving a warning if it cannot be compiled using
>+# the include files in INCLUDES and setting the cache variable VAR
>+# accordingly.
>+ac_fn_c_check_header_mongrel ()
>+{
>+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
>+  if eval \${$3+:} false; then :
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
>+$as_echo_n "checking for $2... " >&6; }
>+if eval \${$3+:} false; then :
>+  $as_echo_n "(cached) " >&6
>+fi
>+eval ac_res=\$$3
>+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
>+$as_echo "$ac_res" >&6; }
>+else
>+  # Is the header compilable?
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 usability" >&5
>+$as_echo_n "checking $2 usability... " >&6; }
>+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
>+/* end confdefs.h.  */
>+$4
>+#include <$2>
>+_ACEOF
>+if ac_fn_c_try_compile "$LINENO"; then :
>+  ac_header_compiler=yes
>+else
>+  ac_header_compiler=no
>+fi
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_compiler" >&5
>+$as_echo "$ac_header_compiler" >&6; }
>+
>+# Is the header present?
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 presence" >&5
>+$as_echo_n "checking $2 presence... " >&6; }
>+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
>+/* end confdefs.h.  */
>+#include <$2>
>+_ACEOF
>+if ac_fn_c_try_cpp "$LINENO"; then :
>+  ac_header_preproc=yes
>+else
>+  ac_header_preproc=no
>+fi
>+rm -f conftest.err conftest.i conftest.$ac_ext
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_preproc" >&5
>+$as_echo "$ac_header_preproc" >&6; }
>+
>+# So?  What about this header?
>+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in #((
>+  yes:no: )
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&5
>+$as_echo "$as_me: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&2;}
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
>+$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
>+    ;;
>+  no:yes:* )
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: present but cannot be compiled" >&5
>+$as_echo "$as_me: WARNING: $2: present but cannot be compiled" >&2;}
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     check for missing prerequisite headers?" >&5
>+$as_echo "$as_me: WARNING: $2:     check for missing prerequisite headers?" >&2;}
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: see the Autoconf documentation" >&5
>+$as_echo "$as_me: WARNING: $2: see the Autoconf documentation" >&2;}
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&5
>+$as_echo "$as_me: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&2;}
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
>+$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
>+    ;;
>+esac
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
>+$as_echo_n "checking for $2... " >&6; }
>+if eval \${$3+:} false; then :
>+  $as_echo_n "(cached) " >&6
>+else
>+  eval "$3=\$ac_header_compiler"
>+fi
>+eval ac_res=\$$3
>+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
>+$as_echo "$ac_res" >&6; }
>+fi
>+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
>+
>+} # ac_fn_c_check_header_mongrel
>+
>+# ac_fn_c_check_type LINENO TYPE VAR INCLUDES
>+# -------------------------------------------
>+# Tests whether TYPE exists after having included INCLUDES, setting cache
>+# variable VAR accordingly.
>+ac_fn_c_check_type ()
>+{
>+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
>+$as_echo_n "checking for $2... " >&6; }
>+if eval \${$3+:} false; then :
>+  $as_echo_n "(cached) " >&6
>+else
>+  eval "$3=no"
>+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
>+/* end confdefs.h.  */
>+$4
>+int
>+main ()
>+{
>+if (sizeof ($2))
>+	 return 0;
>+  ;
>+  return 0;
>+}
>+_ACEOF
>+if ac_fn_c_try_compile "$LINENO"; then :
>+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
>+/* end confdefs.h.  */
>+$4
>+int
>+main ()
>+{
>+if (sizeof (($2)))
>+	    return 0;
>+  ;
>+  return 0;
>+}
>+_ACEOF
>+if ac_fn_c_try_compile "$LINENO"; then :
>+
>+else
>+  eval "$3=yes"
>+fi
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
>+fi
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
>+fi
>+eval ac_res=\$$3
>+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
>+$as_echo "$ac_res" >&6; }
>+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
>+
>+} # ac_fn_c_check_type
>+
>+# ac_fn_cxx_check_header_compile LINENO HEADER VAR INCLUDES
>+# ---------------------------------------------------------
>+# Tests whether HEADER exists and can be compiled using the include files in
>+# INCLUDES, setting the cache variable VAR accordingly.
>+ac_fn_cxx_check_header_compile ()
>+{
>+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
>+$as_echo_n "checking for $2... " >&6; }
>+if eval \${$3+:} false; then :
>+  $as_echo_n "(cached) " >&6
>+else
>+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
>+/* end confdefs.h.  */
>+$4
>+#include <$2>
>+_ACEOF
>+if ac_fn_cxx_try_compile "$LINENO"; then :
>+  eval "$3=yes"
>+else
>+  eval "$3=no"
>+fi
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
>+fi
>+eval ac_res=\$$3
>+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
>+$as_echo "$ac_res" >&6; }
>+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
>+
>+} # ac_fn_cxx_check_header_compile
>+
>+# ac_fn_cxx_try_link LINENO
>+# -------------------------
>+# Try to link conftest.$ac_ext, and return whether this succeeded.
>+ac_fn_cxx_try_link ()
>+{
>+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
>+  rm -f conftest.$ac_objext conftest$ac_exeext
>+  if { { ac_try="$ac_link"
>+case "(($ac_try" in
>+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
>+  *) ac_try_echo=$ac_try;;
>+esac
>+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
>+$as_echo "$ac_try_echo"; } >&5
>+  (eval "$ac_link") 2>conftest.err
>+  ac_status=$?
>+  if test -s conftest.err; then
>+    grep -v '^ *+' conftest.err >conftest.er1
>+    cat conftest.er1 >&5
>+    mv -f conftest.er1 conftest.err
>+  fi
>+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
>+  test $ac_status = 0; } && {
>+	 test -z "$ac_cxx_werror_flag" ||
>+	 test ! -s conftest.err
>+       } && test -s conftest$ac_exeext && {
>+	 test "$cross_compiling" = yes ||
>+	 test -x conftest$ac_exeext
>+       }; then :
>+  ac_retval=0
>+else
>+  $as_echo "$as_me: failed program was:" >&5
>+sed 's/^/| /' conftest.$ac_ext >&5
>+
>+	ac_retval=1
>+fi
>+  # Delete the IPA/IPO (Inter Procedural Analysis/Optimization) information
>+  # created by the PGI compiler (conftest_ipa8_conftest.oo), as it would
>+  # interfere with the next link command; also delete a directory that is
>+  # left behind by Apple's compiler.  We do this before executing the actions.
>+  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
>+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
>+  as_fn_set_status $ac_retval
>+
>+} # ac_fn_cxx_try_link
>+cat >config.log <<_ACEOF
> This file contains any messages produced by compilers while
> running configure, to aid debugging if configure makes a mistake.
> 
> It was created by $as_me, which was
>-generated by GNU Autoconf 2.59.  Invocation command line was
>+generated by GNU Autoconf 2.69.  Invocation command line was
> 
>   $ $0 $@
> 
> _ACEOF
>+exec 5>>config.log
> {
> cat <<_ASUNAME
> ## --------- ##
>@@ -1008,7 +2072,7 @@ uname -v = `(uname -v) 2>/dev/null || echo unknown`
> /bin/arch              = `(/bin/arch) 2>/dev/null              || echo unknown`
> /usr/bin/arch -k       = `(/usr/bin/arch -k) 2>/dev/null       || echo unknown`
> /usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null || echo unknown`
>-hostinfo               = `(hostinfo) 2>/dev/null               || echo unknown`
>+/usr/bin/hostinfo      = `(/usr/bin/hostinfo) 2>/dev/null      || echo unknown`
> /bin/machine           = `(/bin/machine) 2>/dev/null           || echo unknown`
> /usr/bin/oslevel       = `(/usr/bin/oslevel) 2>/dev/null       || echo unknown`
> /bin/universe          = `(/bin/universe) 2>/dev/null          || echo unknown`
>@@ -1020,8 +2084,9 @@ for as_dir in $PATH
> do
>   IFS=$as_save_IFS
>   test -z "$as_dir" && as_dir=.
>-  echo "PATH: $as_dir"
>-done
>+    $as_echo "PATH: $as_dir"
>+  done
>+IFS=$as_save_IFS
> 
> } >&5
> 
>@@ -1043,7 +2108,6 @@ _ACEOF
> ac_configure_args=
> ac_configure_args0=
> ac_configure_args1=
>-ac_sep=
> ac_must_keep_next=false
> for ac_pass in 1 2
> do
>@@ -1054,13 +2118,13 @@ do
>     -q | -quiet | --quiet | --quie | --qui | --qu | --q \
>     | -silent | --silent | --silen | --sile | --sil)
>       continue ;;
>-    *" "*|*"	"*|*[\[\]\~\#\$\^\&\*\{\}\\\|\;\<\>\?\"\']*)
>-      ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
>+    *\'*)
>+      ac_arg=`$as_echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
>     esac
>     case $ac_pass in
>-    1) ac_configure_args0="$ac_configure_args0 '$ac_arg'" ;;
>+    1) as_fn_append ac_configure_args0 " '$ac_arg'" ;;
>     2)
>-      ac_configure_args1="$ac_configure_args1 '$ac_arg'"
>+      as_fn_append ac_configure_args1 " '$ac_arg'"
>       if test $ac_must_keep_next = true; then
> 	ac_must_keep_next=false # Got value, back to normal.
>       else
>@@ -1076,217 +2140,253 @@ do
> 	  -* ) ac_must_keep_next=true ;;
> 	esac
>       fi
>-      ac_configure_args="$ac_configure_args$ac_sep'$ac_arg'"
>-      # Get rid of the leading space.
>-      ac_sep=" "
>+      as_fn_append ac_configure_args " '$ac_arg'"
>       ;;
>     esac
>   done
> done
>-$as_unset ac_configure_args0 || test "${ac_configure_args0+set}" != set || { ac_configure_args0=; export ac_configure_args0; }
>-$as_unset ac_configure_args1 || test "${ac_configure_args1+set}" != set || { ac_configure_args1=; export ac_configure_args1; }
>+{ ac_configure_args0=; unset ac_configure_args0;}
>+{ ac_configure_args1=; unset ac_configure_args1;}
> 
> # When interrupted or exit'd, cleanup temporary files, and complete
> # config.log.  We remove comments because anyway the quotes in there
> # would cause problems or look ugly.
>-# WARNING: Be sure not to use single quotes in there, as some shells,
>-# such as our DU 5.0 friend, will then `close' the trap.
>+# WARNING: Use '\'' to represent an apostrophe within the trap.
>+# WARNING: Do not start the trap code with a newline, due to a FreeBSD 4.0 bug.
> trap 'exit_status=$?
>   # Save into config.log some information that might help in debugging.
>   {
>     echo
> 
>-    cat <<\_ASBOX
>-## ---------------- ##
>+    $as_echo "## ---------------- ##
> ## Cache variables. ##
>-## ---------------- ##
>-_ASBOX
>+## ---------------- ##"
>     echo
>     # The following way of writing the cache mishandles newlines in values,
>-{
>+(
>+  for ac_var in `(set) 2>&1 | sed -n '\''s/^$[a-zA-Z_][a-zA-Z0-9_]*$=.*/\1/p'\''`; do
>+    eval ac_val=\$$ac_var
>+    case $ac_val in #(
>+    *${as_nl}*)
>+      case $ac_var in #(
>+      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
>+$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
>+      esac
>+      case $ac_var in #(
>+      _ | IFS | as_nl) ;; #(
>+      BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #(
>+      *) { eval $ac_var=; unset $ac_var;} ;;
>+      esac ;;
>+    esac
>+  done
>   (set) 2>&1 |
>-    case `(ac_space='"'"' '"'"'; set | grep ac_space) 2>&1` in
>-    *ac_space=\ *)
>+    case $as_nl`(ac_space='\'' '\''; set) 2>&1` in #(
>+    *${as_nl}ac_space=\ *)
>       sed -n \
>-	"s/'"'"'/'"'"'\\\\'"'"''"'"'/g;
>-	  s/^\$[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\$=\$.*\$/\\1='"'"'\\2'"'"'/p"
>-      ;;
>+	"s/'\''/'\''\\\\'\'''\''/g;
>+	  s/^\$[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\$=\$.*\$/\\1='\''\\2'\''/p"
>+      ;; #(
>     *)
>-      sed -n \
>-	"s/^\$[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\$=\$.*\$/\\1=\\2/p"
>+      sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p"
>       ;;
>-    esac;
>-}
>+    esac |
>+    sort
>+)
>     echo
> 
>-    cat <<\_ASBOX
>-## ----------------- ##
>+    $as_echo "## ----------------- ##
> ## Output variables. ##
>-## ----------------- ##
>-_ASBOX
>+## ----------------- ##"
>     echo
>     for ac_var in $ac_subst_vars
>     do
>-      eval ac_val=$`echo $ac_var`
>-      echo "$ac_var='"'"'$ac_val'"'"'"
>+      eval ac_val=\$$ac_var
>+      case $ac_val in
>+      *\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
>+      esac
>+      $as_echo "$ac_var='\''$ac_val'\''"
>     done | sort
>     echo
> 
>     if test -n "$ac_subst_files"; then
>-      cat <<\_ASBOX
>-## ------------- ##
>-## Output files. ##
>-## ------------- ##
>-_ASBOX
>+      $as_echo "## ------------------- ##
>+## File substitutions. ##
>+## ------------------- ##"
>       echo
>       for ac_var in $ac_subst_files
>       do
>-	eval ac_val=$`echo $ac_var`
>-	echo "$ac_var='"'"'$ac_val'"'"'"
>+	eval ac_val=\$$ac_var
>+	case $ac_val in
>+	*\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
>+	esac
>+	$as_echo "$ac_var='\''$ac_val'\''"
>       done | sort
>       echo
>     fi
> 
>     if test -s confdefs.h; then
>-      cat <<\_ASBOX
>-## ----------- ##
>+      $as_echo "## ----------- ##
> ## confdefs.h. ##
>-## ----------- ##
>-_ASBOX
>+## ----------- ##"
>       echo
>-      sed "/^$/d" confdefs.h | sort
>+      cat confdefs.h
>       echo
>     fi
>     test "$ac_signal" != 0 &&
>-      echo "$as_me: caught signal $ac_signal"
>-    echo "$as_me: exit $exit_status"
>+      $as_echo "$as_me: caught signal $ac_signal"
>+    $as_echo "$as_me: exit $exit_status"
>   } >&5
>-  rm -f core *.core &&
>-  rm -rf conftest* confdefs* conf$$* $ac_clean_files &&
>+  rm -f core *.core core.conftest.* &&
>+    rm -f -r conftest* confdefs* conf$$* $ac_clean_files &&
>     exit $exit_status
>-     ' 0
>+' 0
> for ac_signal in 1 2 13 15; do
>-  trap 'ac_signal='$ac_signal'; { (exit 1); exit 1; }' $ac_signal
>+  trap 'ac_signal='$ac_signal'; as_fn_exit 1' $ac_signal
> done
> ac_signal=0
> 
> # confdefs.h avoids OS command line length limits that DEFS can exceed.
>-rm -rf conftest* confdefs.h
>-# AIX cpp loses on an empty file, so make sure it contains at least a newline.
>-echo >confdefs.h
>+rm -f -r conftest* confdefs.h
> 
>+$as_echo "/* confdefs.h */" > confdefs.h
>+
> # Predefined preprocessor variables.
> 
> cat >>confdefs.h <<_ACEOF
> #define PACKAGE_NAME "$PACKAGE_NAME"
> _ACEOF
> 
>-
> cat >>confdefs.h <<_ACEOF
> #define PACKAGE_TARNAME "$PACKAGE_TARNAME"
> _ACEOF
> 
>-
> cat >>confdefs.h <<_ACEOF
> #define PACKAGE_VERSION "$PACKAGE_VERSION"
> _ACEOF
> 
>-
> cat >>confdefs.h <<_ACEOF
> #define PACKAGE_STRING "$PACKAGE_STRING"
> _ACEOF
> 
>-
> cat >>confdefs.h <<_ACEOF
> #define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT"
> _ACEOF
> 
>+cat >>confdefs.h <<_ACEOF
>+#define PACKAGE_URL "$PACKAGE_URL"
>+_ACEOF
> 
>+
> # Let the site file select an alternate cache file if it wants to.
>-# Prefer explicitly selected file to automatically selected ones.
>-if test -z "$CONFIG_SITE"; then
>-  if test "x$prefix" != xNONE; then
>-    CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
>-  else
>-    CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
>-  fi
>+# Prefer an explicitly selected file to automatically selected ones.
>+ac_site_file1=NONE
>+ac_site_file2=NONE
>+if test -n "$CONFIG_SITE"; then
>+  # We do not want a PATH search for config.site.
>+  case $CONFIG_SITE in #((
>+    -*)  ac_site_file1=./$CONFIG_SITE;;
>+    */*) ac_site_file1=$CONFIG_SITE;;
>+    *)   ac_site_file1=./$CONFIG_SITE;;
>+  esac
>+elif test "x$prefix" != xNONE; then
>+  ac_site_file1=$prefix/share/config.site
>+  ac_site_file2=$prefix/etc/config.site
>+else
>+  ac_site_file1=$ac_default_prefix/share/config.site
>+  ac_site_file2=$ac_default_prefix/etc/config.site
> fi
>-for ac_site_file in $CONFIG_SITE; do
>-  if test -r "$ac_site_file"; then
>-    { echo "$as_me:$LINENO: loading site script $ac_site_file" >&5
>-echo "$as_me: loading site script $ac_site_file" >&6;}
>+for ac_site_file in "$ac_site_file1" "$ac_site_file2"
>+do
>+  test "x$ac_site_file" = xNONE && continue
>+  if test /dev/null != "$ac_site_file" && test -r "$ac_site_file"; then
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
>+$as_echo "$as_me: loading site script $ac_site_file" >&6;}
>     sed 's/^/| /' "$ac_site_file" >&5
>-    . "$ac_site_file"
>+    . "$ac_site_file" \
>+      || { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
>+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
>+as_fn_error $? "failed to load site script $ac_site_file
>+See \`config.log' for more details" "$LINENO" 5; }
>   fi
> done
> 
> if test -r "$cache_file"; then
>-  # Some versions of bash will fail to source /dev/null (special
>-  # files actually), so we avoid doing that.
>-  if test -f "$cache_file"; then
>-    { echo "$as_me:$LINENO: loading cache $cache_file" >&5
>-echo "$as_me: loading cache $cache_file" >&6;}
>+  # Some versions of bash will fail to source /dev/null (special files
>+  # actually), so we avoid doing that.  DJGPP emulates it as a regular file.
>+  if test /dev/null != "$cache_file" && test -f "$cache_file"; then
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
>+$as_echo "$as_me: loading cache $cache_file" >&6;}
>     case $cache_file in
>-      [\\/]* | ?:[\\/]* ) . $cache_file;;
>-      *)                      . ./$cache_file;;
>+      [\\/]* | ?:[\\/]* ) . "$cache_file";;
>+      *)                      . "./$cache_file";;
>     esac
>   fi
> else
>-  { echo "$as_me:$LINENO: creating cache $cache_file" >&5
>-echo "$as_me: creating cache $cache_file" >&6;}
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
>+$as_echo "$as_me: creating cache $cache_file" >&6;}
>   >$cache_file
> fi
> 
> # Check that the precious variables saved in the cache have kept the same
> # value.
> ac_cache_corrupted=false
>-for ac_var in `(set) 2>&1 |
>-	       sed -n 's/^ac_env_$[a-zA-Z_0-9]*$_set=.*/\1/p'`; do
>+for ac_var in $ac_precious_vars; do
>   eval ac_old_set=\$ac_cv_env_${ac_var}_set
>   eval ac_new_set=\$ac_env_${ac_var}_set
>-  eval ac_old_val="\$ac_cv_env_${ac_var}_value"
>-  eval ac_new_val="\$ac_env_${ac_var}_value"
>+  eval ac_old_val=\$ac_cv_env_${ac_var}_value
>+  eval ac_new_val=\$ac_env_${ac_var}_value
>   case $ac_old_set,$ac_new_set in
>     set,)
>-      { echo "$as_me:$LINENO: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
>-echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
>+      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
>+$as_echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
>       ac_cache_corrupted=: ;;
>     ,set)
>-      { echo "$as_me:$LINENO: error: \`$ac_var' was not set in the previous run" >&5
>-echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
>+      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5
>+$as_echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
>       ac_cache_corrupted=: ;;
>     ,);;
>     *)
>       if test "x$ac_old_val" != "x$ac_new_val"; then
>-	{ echo "$as_me:$LINENO: error: \`$ac_var' has changed since the previous run:" >&5
>-echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
>-	{ echo "$as_me:$LINENO:   former value:  $ac_old_val" >&5
>-echo "$as_me:   former value:  $ac_old_val" >&2;}
>-	{ echo "$as_me:$LINENO:   current value: $ac_new_val" >&5
>-echo "$as_me:   current value: $ac_new_val" >&2;}
>-	ac_cache_corrupted=:
>+	# differences in whitespace do not lead to failure.
>+	ac_old_val_w=`echo x $ac_old_val`
>+	ac_new_val_w=`echo x $ac_new_val`
>+	if test "$ac_old_val_w" != "$ac_new_val_w"; then
>+	  { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5
>+$as_echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
>+	  ac_cache_corrupted=:
>+	else
>+	  { $as_echo "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
>+$as_echo "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
>+	  eval $ac_var=\$ac_old_val
>+	fi
>+	{ $as_echo "$as_me:${as_lineno-$LINENO}:   former value:  \`$ac_old_val'" >&5
>+$as_echo "$as_me:   former value:  \`$ac_old_val'" >&2;}
>+	{ $as_echo "$as_me:${as_lineno-$LINENO}:   current value: \`$ac_new_val'" >&5
>+$as_echo "$as_me:   current value: \`$ac_new_val'" >&2;}
>       fi;;
>   esac
>   # Pass precious variables to config.status.
>   if test "$ac_new_set" = set; then
>     case $ac_new_val in
>-    *" "*|*"	"*|*[\[\]\~\#\$\^\&\*\{\}\\\|\;\<\>\?\"\']*)
>-      ac_arg=$ac_var=`echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
>+    *\'*) ac_arg=$ac_var=`$as_echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
>     *) ac_arg=$ac_var=$ac_new_val ;;
>     esac
>     case " $ac_configure_args " in
>       *" '$ac_arg' "*) ;; # Avoid dups.  Use of quotes ensures accuracy.
>-      *) ac_configure_args="$ac_configure_args '$ac_arg'" ;;
>+      *) as_fn_append ac_configure_args " '$ac_arg'" ;;
>     esac
>   fi
> done
> if $ac_cache_corrupted; then
>-  { echo "$as_me:$LINENO: error: changes in the environment can compromise the build" >&5
>-echo "$as_me: error: changes in the environment can compromise the build" >&2;}
>-  { { echo "$as_me:$LINENO: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5
>-echo "$as_me: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&2;}
>-   { (exit 1); exit 1; }; }
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
>+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
>+$as_echo "$as_me: error: changes in the environment can compromise the build" >&2;}
>+  as_fn_error $? "run \`make distclean' and/or \`rm $cache_file' and start over" "$LINENO" 5
> fi
>+## -------------------- ##
>+## Main body of script. ##
>+## -------------------- ##
> 
> ac_ext=c
> ac_cpp='$CPP $CPPFLAGS'
>@@ -1296,51 +2396,38 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
> 
> 
> 
>-
>-
>-
>-
>-
>-
>-
>-
>-
>-
>-
>-
>-
>-
>-
>-
>-
> ac_aux_dir=
> for ac_dir in $srcdir/autoconf; do
>-  if test -f $ac_dir/install-sh; then
>+  if test -f "$ac_dir/install-sh"; then
>     ac_aux_dir=$ac_dir
>     ac_install_sh="$ac_aux_dir/install-sh -c"
>     break
>-  elif test -f $ac_dir/install.sh; then
>+  elif test -f "$ac_dir/install.sh"; then
>     ac_aux_dir=$ac_dir
>     ac_install_sh="$ac_aux_dir/install.sh -c"
>     break
>-  elif test -f $ac_dir/shtool; then
>+  elif test -f "$ac_dir/shtool"; then
>     ac_aux_dir=$ac_dir
>     ac_install_sh="$ac_aux_dir/shtool install -c"
>     break
>   fi
> done
> if test -z "$ac_aux_dir"; then
>-  { { echo "$as_me:$LINENO: error: cannot find install-sh or install.sh in $srcdir/autoconf" >&5
>-echo "$as_me: error: cannot find install-sh or install.sh in $srcdir/autoconf" >&2;}
>-   { (exit 1); exit 1; }; }
>+  as_fn_error $? "cannot find install-sh, install.sh, or shtool in $srcdir/autoconf" "$LINENO" 5
> fi
>-ac_config_guess="$SHELL $ac_aux_dir/config.guess"
>-ac_config_sub="$SHELL $ac_aux_dir/config.sub"
>-ac_configure="$SHELL $ac_aux_dir/configure" # This should be Cygnus configure.
> 
>+# These three variables are undocumented and unsupported,
>+# and are intended to be withdrawn in a future Autoconf release.
>+# They can cause serious problems if a builder's source tree is in a directory
>+# whose full name contains unusual characters.
>+ac_config_guess="$SHELL $ac_aux_dir/config.guess"  # Please don't use this var.
>+ac_config_sub="$SHELL $ac_aux_dir/config.sub"  # Please don't use this var.
>+ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
> 
> 
> 
>+
>+
> ## Delete previous failed configure results
> if test -f ./CONF_INFO; then
>    rm ./CONF_INFO
>@@ -1349,142 +2436,171 @@ fi
> if test -z "$ERL_TOP" || test ! -d $ERL_TOP ; then
>   ac_aux_dir=
> for ac_dir in autoconf; do
>-  if test -f $ac_dir/install-sh; then
>+  if test -f "$ac_dir/install-sh"; then
>     ac_aux_dir=$ac_dir
>     ac_install_sh="$ac_aux_dir/install-sh -c"
>     break
>-  elif test -f $ac_dir/install.sh; then
>+  elif test -f "$ac_dir/install.sh"; then
>     ac_aux_dir=$ac_dir
>     ac_install_sh="$ac_aux_dir/install.sh -c"
>     break
>-  elif test -f $ac_dir/shtool; then
>+  elif test -f "$ac_dir/shtool"; then
>     ac_aux_dir=$ac_dir
>     ac_install_sh="$ac_aux_dir/shtool install -c"
>     break
>   fi
> done
> if test -z "$ac_aux_dir"; then
>-  { { echo "$as_me:$LINENO: error: cannot find install-sh or install.sh in autoconf" >&5
>-echo "$as_me: error: cannot find install-sh or install.sh in autoconf" >&2;}
>-   { (exit 1); exit 1; }; }
>+  as_fn_error $? "cannot find install-sh, install.sh, or shtool in autoconf" "$LINENO" 5
> fi
>-ac_config_guess="$SHELL $ac_aux_dir/config.guess"
>-ac_config_sub="$SHELL $ac_aux_dir/config.sub"
>-ac_configure="$SHELL $ac_aux_dir/configure" # This should be Cygnus configure.
> 
>+# These three variables are undocumented and unsupported,
>+# and are intended to be withdrawn in a future Autoconf release.
>+# They can cause serious problems if a builder's source tree is in a directory
>+# whose full name contains unusual characters.
>+ac_config_guess="$SHELL $ac_aux_dir/config.guess"  # Please don't use this var.
>+ac_config_sub="$SHELL $ac_aux_dir/config.sub"  # Please don't use this var.
>+ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
>+
>+
>   WX_BUILDING_INSIDE_ERLSRC=false
> else
>   erl_top=${ERL_TOP}
>   if test -d $erl_top/erts/autoconf; then
>      ac_aux_dir=
> for ac_dir in $erl_top/erts/autoconf; do
>-  if test -f $ac_dir/install-sh; then
>+  if test -f "$ac_dir/install-sh"; then
>     ac_aux_dir=$ac_dir
>     ac_install_sh="$ac_aux_dir/install-sh -c"
>     break
>-  elif test -f $ac_dir/install.sh; then
>+  elif test -f "$ac_dir/install.sh"; then
>     ac_aux_dir=$ac_dir
>     ac_install_sh="$ac_aux_dir/install.sh -c"
>     break
>-  elif test -f $ac_dir/shtool; then
>+  elif test -f "$ac_dir/shtool"; then
>     ac_aux_dir=$ac_dir
>     ac_install_sh="$ac_aux_dir/shtool install -c"
>     break
>   fi
> done
> if test -z "$ac_aux_dir"; then
>-  { { echo "$as_me:$LINENO: error: cannot find install-sh or install.sh in $erl_top/erts/autoconf" >&5
>-echo "$as_me: error: cannot find install-sh or install.sh in $erl_top/erts/autoconf" >&2;}
>-   { (exit 1); exit 1; }; }
>+  as_fn_error $? "cannot find install-sh, install.sh, or shtool in $erl_top/erts/autoconf" "$LINENO" 5
> fi
>-ac_config_guess="$SHELL $ac_aux_dir/config.guess"
>-ac_config_sub="$SHELL $ac_aux_dir/config.sub"
>-ac_configure="$SHELL $ac_aux_dir/configure" # This should be Cygnus configure.
> 
>+# These three variables are undocumented and unsupported,
>+# and are intended to be withdrawn in a future Autoconf release.
>+# They can cause serious problems if a builder's source tree is in a directory
>+# whose full name contains unusual characters.
>+ac_config_guess="$SHELL $ac_aux_dir/config.guess"  # Please don't use this var.
>+ac_config_sub="$SHELL $ac_aux_dir/config.sub"  # Please don't use this var.
>+ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
>+
>+
>      WX_BUILDING_INSIDE_ERLSRC=true
>   else
>      ac_aux_dir=
> for ac_dir in autoconf; do
>-  if test -f $ac_dir/install-sh; then
>+  if test -f "$ac_dir/install-sh"; then
>     ac_aux_dir=$ac_dir
>     ac_install_sh="$ac_aux_dir/install-sh -c"
>     break
>-  elif test -f $ac_dir/install.sh; then
>+  elif test -f "$ac_dir/install.sh"; then
>     ac_aux_dir=$ac_dir
>     ac_install_sh="$ac_aux_dir/install.sh -c"
>     break
>-  elif test -f $ac_dir/shtool; then
>+  elif test -f "$ac_dir/shtool"; then
>     ac_aux_dir=$ac_dir
>     ac_install_sh="$ac_aux_dir/shtool install -c"
>     break
>   fi
> done
> if test -z "$ac_aux_dir"; then
>-  { { echo "$as_me:$LINENO: error: cannot find install-sh or install.sh in autoconf" >&5
>-echo "$as_me: error: cannot find install-sh or install.sh in autoconf" >&2;}
>-   { (exit 1); exit 1; }; }
>+  as_fn_error $? "cannot find install-sh, install.sh, or shtool in autoconf" "$LINENO" 5
> fi
>-ac_config_guess="$SHELL $ac_aux_dir/config.guess"
>-ac_config_sub="$SHELL $ac_aux_dir/config.sub"
>-ac_configure="$SHELL $ac_aux_dir/configure" # This should be Cygnus configure.
> 
>+# These three variables are undocumented and unsupported,
>+# and are intended to be withdrawn in a future Autoconf release.
>+# They can cause serious problems if a builder's source tree is in a directory
>+# whose full name contains unusual characters.
>+ac_config_guess="$SHELL $ac_aux_dir/config.guess"  # Please don't use this var.
>+ac_config_sub="$SHELL $ac_aux_dir/config.sub"  # Please don't use this var.
>+ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
>+
>+
>      WX_BUILDING_INSIDE_ERLSRC=false
>   fi
> fi
> 
> if test "X$host" != "Xfree_source" -a "X$host" != "Xwin32"; then
>     # Make sure we can run config.sub.
>-$ac_config_sub sun4 >/dev/null 2>&1 ||
>-  { { echo "$as_me:$LINENO: error: cannot run $ac_config_sub" >&5
>-echo "$as_me: error: cannot run $ac_config_sub" >&2;}
>-   { (exit 1); exit 1; }; }
>+$SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 ||
>+  as_fn_error $? "cannot run $SHELL $ac_aux_dir/config.sub" "$LINENO" 5
> 
>-echo "$as_me:$LINENO: checking build system type" >&5
>-echo $ECHO_N "checking build system type... $ECHO_C" >&6
>-if test "${ac_cv_build+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
>+$as_echo_n "checking build system type... " >&6; }
>+if ${ac_cv_build+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>-  ac_cv_build_alias=$build_alias
>-test -z "$ac_cv_build_alias" &&
>-  ac_cv_build_alias=`$ac_config_guess`
>-test -z "$ac_cv_build_alias" &&
>-  { { echo "$as_me:$LINENO: error: cannot guess build type; you must specify one" >&5
>-echo "$as_me: error: cannot guess build type; you must specify one" >&2;}
>-   { (exit 1); exit 1; }; }
>-ac_cv_build=`$ac_config_sub $ac_cv_build_alias` ||
>-  { { echo "$as_me:$LINENO: error: $ac_config_sub $ac_cv_build_alias failed" >&5
>-echo "$as_me: error: $ac_config_sub $ac_cv_build_alias failed" >&2;}
>-   { (exit 1); exit 1; }; }
>+  ac_build_alias=$build_alias
>+test "x$ac_build_alias" = x &&
>+  ac_build_alias=`$SHELL "$ac_aux_dir/config.guess"`
>+test "x$ac_build_alias" = x &&
>+  as_fn_error $? "cannot guess build type; you must specify one" "$LINENO" 5
>+ac_cv_build=`$SHELL "$ac_aux_dir/config.sub" $ac_build_alias` ||
>+  as_fn_error $? "$SHELL $ac_aux_dir/config.sub $ac_build_alias failed" "$LINENO" 5
> 
> fi
>-echo "$as_me:$LINENO: result: $ac_cv_build" >&5
>-echo "${ECHO_T}$ac_cv_build" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
>+$as_echo "$ac_cv_build" >&6; }
>+case $ac_cv_build in
>+*-*-*) ;;
>+*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;;
>+esac
> build=$ac_cv_build
>-build_cpu=`echo $ac_cv_build | sed 's/^$[^-]*$-$[^-]*$-$.*$$/\1/'`
>-build_vendor=`echo $ac_cv_build | sed 's/^$[^-]*$-$[^-]*$-$.*$$/\2/'`
>-build_os=`echo $ac_cv_build | sed 's/^$[^-]*$-$[^-]*$-$.*$$/\3/'`
>+ac_save_IFS=$IFS; IFS='-'
>+set x $ac_cv_build
>+shift
>+build_cpu=$1
>+build_vendor=$2
>+shift; shift
>+# Remember, the first character of IFS is used to create $*,
>+# except with old shells:
>+build_os=$*
>+IFS=$ac_save_IFS
>+case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac
> 
> 
>-echo "$as_me:$LINENO: checking host system type" >&5
>-echo $ECHO_N "checking host system type... $ECHO_C" >&6
>-if test "${ac_cv_host+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
>+$as_echo_n "checking host system type... " >&6; }
>+if ${ac_cv_host+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>-  ac_cv_host_alias=$host_alias
>-test -z "$ac_cv_host_alias" &&
>-  ac_cv_host_alias=$ac_cv_build_alias
>-ac_cv_host=`$ac_config_sub $ac_cv_host_alias` ||
>-  { { echo "$as_me:$LINENO: error: $ac_config_sub $ac_cv_host_alias failed" >&5
>-echo "$as_me: error: $ac_config_sub $ac_cv_host_alias failed" >&2;}
>-   { (exit 1); exit 1; }; }
>+  if test "x$host_alias" = x; then
>+  ac_cv_host=$ac_cv_build
>+else
>+  ac_cv_host=`$SHELL "$ac_aux_dir/config.sub" $host_alias` ||
>+    as_fn_error $? "$SHELL $ac_aux_dir/config.sub $host_alias failed" "$LINENO" 5
>+fi
> 
> fi
>-echo "$as_me:$LINENO: result: $ac_cv_host" >&5
>-echo "${ECHO_T}$ac_cv_host" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5
>+$as_echo "$ac_cv_host" >&6; }
>+case $ac_cv_host in
>+*-*-*) ;;
>+*) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;;
>+esac
> host=$ac_cv_host
>-host_cpu=`echo $ac_cv_host | sed 's/^$[^-]*$-$[^-]*$-$.*$$/\1/'`
>-host_vendor=`echo $ac_cv_host | sed 's/^$[^-]*$-$[^-]*$-$.*$$/\2/'`
>-host_os=`echo $ac_cv_host | sed 's/^$[^-]*$-$[^-]*$-$.*$$/\3/'`
>+ac_save_IFS=$IFS; IFS='-'
>+set x $ac_cv_host
>+shift
>+host_cpu=$1
>+host_vendor=$2
>+shift; shift
>+# Remember, the first character of IFS is used to create $*,
>+# except with old shells:
>+host_os=$*
>+IFS=$ac_save_IFS
>+case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac
> 
> 
> else
>@@ -1512,10 +2628,10 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
> if test -n "$ac_tool_prefix"; then
>   # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
> set dummy ${ac_tool_prefix}gcc; ac_word=$2
>-echo "$as_me:$LINENO: checking for $ac_word" >&5
>-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
>-if test "${ac_cv_prog_CC+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
>+$as_echo_n "checking for $ac_word... " >&6; }
>+if ${ac_cv_prog_CC+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>   if test -n "$CC"; then
>   ac_cv_prog_CC="$CC" # Let the user override the test.
>@@ -1525,35 +2641,37 @@ for as_dir in $PATH
> do
>   IFS=$as_save_IFS
>   test -z "$as_dir" && as_dir=.
>-  for ac_exec_ext in '' $ac_executable_extensions; do
>-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>+    for ac_exec_ext in '' $ac_executable_extensions; do
>+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>     ac_cv_prog_CC="${ac_tool_prefix}gcc"
>-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
>+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
>     break 2
>   fi
> done
>-done
>+  done
>+IFS=$as_save_IFS
> 
> fi
> fi
> CC=$ac_cv_prog_CC
> if test -n "$CC"; then
>-  echo "$as_me:$LINENO: result: $CC" >&5
>-echo "${ECHO_T}$CC" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
>+$as_echo "$CC" >&6; }
> else
>-  echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
> fi
> 
>+
> fi
> if test -z "$ac_cv_prog_CC"; then
>   ac_ct_CC=$CC
>   # Extract the first word of "gcc", so it can be a program name with args.
> set dummy gcc; ac_word=$2
>-echo "$as_me:$LINENO: checking for $ac_word" >&5
>-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
>-if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
>+$as_echo_n "checking for $ac_word... " >&6; }
>+if ${ac_cv_prog_ac_ct_CC+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>   if test -n "$ac_ct_CC"; then
>   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
>@@ -1563,39 +2681,50 @@ for as_dir in $PATH
> do
>   IFS=$as_save_IFS
>   test -z "$as_dir" && as_dir=.
>-  for ac_exec_ext in '' $ac_executable_extensions; do
>-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>+    for ac_exec_ext in '' $ac_executable_extensions; do
>+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>     ac_cv_prog_ac_ct_CC="gcc"
>-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
>+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
>     break 2
>   fi
> done
>-done
>+  done
>+IFS=$as_save_IFS
> 
> fi
> fi
> ac_ct_CC=$ac_cv_prog_ac_ct_CC
> if test -n "$ac_ct_CC"; then
>-  echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
>-echo "${ECHO_T}$ac_ct_CC" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
>+$as_echo "$ac_ct_CC" >&6; }
> else
>-  echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
> fi
> 
>-  CC=$ac_ct_CC
>+  if test "x$ac_ct_CC" = x; then
>+    CC=""
>+  else
>+    case $cross_compiling:$ac_tool_warned in
>+yes:)
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
>+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
>+ac_tool_warned=yes ;;
>+esac
>+    CC=$ac_ct_CC
>+  fi
> else
>   CC="$ac_cv_prog_CC"
> fi
> 
> if test -z "$CC"; then
>-  if test -n "$ac_tool_prefix"; then
>-  # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
>+          if test -n "$ac_tool_prefix"; then
>+    # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
> set dummy ${ac_tool_prefix}cc; ac_word=$2
>-echo "$as_me:$LINENO: checking for $ac_word" >&5
>-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
>-if test "${ac_cv_prog_CC+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
>+$as_echo_n "checking for $ac_word... " >&6; }
>+if ${ac_cv_prog_CC+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>   if test -n "$CC"; then
>   ac_cv_prog_CC="$CC" # Let the user override the test.
>@@ -1605,77 +2734,37 @@ for as_dir in $PATH
> do
>   IFS=$as_save_IFS
>   test -z "$as_dir" && as_dir=.
>-  for ac_exec_ext in '' $ac_executable_extensions; do
>-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>+    for ac_exec_ext in '' $ac_executable_extensions; do
>+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>     ac_cv_prog_CC="${ac_tool_prefix}cc"
>-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
>+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
>     break 2
>   fi
> done
>-done
>+  done
>+IFS=$as_save_IFS
> 
> fi
> fi
> CC=$ac_cv_prog_CC
> if test -n "$CC"; then
>-  echo "$as_me:$LINENO: result: $CC" >&5
>-echo "${ECHO_T}$CC" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
>+$as_echo "$CC" >&6; }
> else
>-  echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
> fi
> 
>-fi
>-if test -z "$ac_cv_prog_CC"; then
>-  ac_ct_CC=$CC
>-  # Extract the first word of "cc", so it can be a program name with args.
>-set dummy cc; ac_word=$2
>-echo "$as_me:$LINENO: checking for $ac_word" >&5
>-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
>-if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-else
>-  if test -n "$ac_ct_CC"; then
>-  ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
>-else
>-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
>-for as_dir in $PATH
>-do
>-  IFS=$as_save_IFS
>-  test -z "$as_dir" && as_dir=.
>-  for ac_exec_ext in '' $ac_executable_extensions; do
>-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>-    ac_cv_prog_ac_ct_CC="cc"
>-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
>-    break 2
>-  fi
>-done
>-done
> 
>+  fi
> fi
>-fi
>-ac_ct_CC=$ac_cv_prog_ac_ct_CC
>-if test -n "$ac_ct_CC"; then
>-  echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
>-echo "${ECHO_T}$ac_ct_CC" >&6
>-else
>-  echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>-fi
>-
>-  CC=$ac_ct_CC
>-else
>-  CC="$ac_cv_prog_CC"
>-fi
>-
>-fi
> if test -z "$CC"; then
>   # Extract the first word of "cc", so it can be a program name with args.
> set dummy cc; ac_word=$2
>-echo "$as_me:$LINENO: checking for $ac_word" >&5
>-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
>-if test "${ac_cv_prog_CC+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
>+$as_echo_n "checking for $ac_word... " >&6; }
>+if ${ac_cv_prog_CC+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>   if test -n "$CC"; then
>   ac_cv_prog_CC="$CC" # Let the user override the test.
>@@ -1686,18 +2775,19 @@ for as_dir in $PATH
> do
>   IFS=$as_save_IFS
>   test -z "$as_dir" && as_dir=.
>-  for ac_exec_ext in '' $ac_executable_extensions; do
>-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>+    for ac_exec_ext in '' $ac_executable_extensions; do
>+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>     if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
>        ac_prog_rejected=yes
>        continue
>      fi
>     ac_cv_prog_CC="cc"
>-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
>+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
>     break 2
>   fi
> done
>-done
>+  done
>+IFS=$as_save_IFS
> 
> if test $ac_prog_rejected = yes; then
>   # We found a bogon in the path, so make sure we never use it.
>@@ -1715,24 +2805,25 @@ fi
> fi
> CC=$ac_cv_prog_CC
> if test -n "$CC"; then
>-  echo "$as_me:$LINENO: result: $CC" >&5
>-echo "${ECHO_T}$CC" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
>+$as_echo "$CC" >&6; }
> else
>-  echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
> fi
> 
>+
> fi
> if test -z "$CC"; then
>   if test -n "$ac_tool_prefix"; then
>-  for ac_prog in cl
>+  for ac_prog in cl.exe
>   do
>     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
> set dummy $ac_tool_prefix$ac_prog; ac_word=$2
>-echo "$as_me:$LINENO: checking for $ac_word" >&5
>-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
>-if test "${ac_cv_prog_CC+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
>+$as_echo_n "checking for $ac_word... " >&6; }
>+if ${ac_cv_prog_CC+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>   if test -n "$CC"; then
>   ac_cv_prog_CC="$CC" # Let the user override the test.
>@@ -1742,39 +2833,41 @@ for as_dir in $PATH
> do
>   IFS=$as_save_IFS
>   test -z "$as_dir" && as_dir=.
>-  for ac_exec_ext in '' $ac_executable_extensions; do
>-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>+    for ac_exec_ext in '' $ac_executable_extensions; do
>+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>     ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
>-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
>+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
>     break 2
>   fi
> done
>-done
>+  done
>+IFS=$as_save_IFS
> 
> fi
> fi
> CC=$ac_cv_prog_CC
> if test -n "$CC"; then
>-  echo "$as_me:$LINENO: result: $CC" >&5
>-echo "${ECHO_T}$CC" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
>+$as_echo "$CC" >&6; }
> else
>-  echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
> fi
> 
>+
>     test -n "$CC" && break
>   done
> fi
> if test -z "$CC"; then
>   ac_ct_CC=$CC
>-  for ac_prog in cl
>+  for ac_prog in cl.exe
> do
>   # Extract the first word of "$ac_prog", so it can be a program name with args.
> set dummy $ac_prog; ac_word=$2
>-echo "$as_me:$LINENO: checking for $ac_word" >&5
>-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
>-if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
>+$as_echo_n "checking for $ac_word... " >&6; }
>+if ${ac_cv_prog_ac_ct_CC+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>   if test -n "$ac_ct_CC"; then
>   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
>@@ -1784,66 +2877,78 @@ for as_dir in $PATH
> do
>   IFS=$as_save_IFS
>   test -z "$as_dir" && as_dir=.
>-  for ac_exec_ext in '' $ac_executable_extensions; do
>-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>+    for ac_exec_ext in '' $ac_executable_extensions; do
>+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>     ac_cv_prog_ac_ct_CC="$ac_prog"
>-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
>+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
>     break 2
>   fi
> done
>-done
>+  done
>+IFS=$as_save_IFS
> 
> fi
> fi
> ac_ct_CC=$ac_cv_prog_ac_ct_CC
> if test -n "$ac_ct_CC"; then
>-  echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
>-echo "${ECHO_T}$ac_ct_CC" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
>+$as_echo "$ac_ct_CC" >&6; }
> else
>-  echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
> fi
> 
>+
>   test -n "$ac_ct_CC" && break
> done
> 
>-  CC=$ac_ct_CC
>+  if test "x$ac_ct_CC" = x; then
>+    CC=""
>+  else
>+    case $cross_compiling:$ac_tool_warned in
>+yes:)
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
>+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
>+ac_tool_warned=yes ;;
>+esac
>+    CC=$ac_ct_CC
>+  fi
> fi
> 
> fi
> 
> 
>-test -z "$CC" && { { echo "$as_me:$LINENO: error: no acceptable C compiler found in \$PATH
>-See \`config.log' for more details." >&5
>-echo "$as_me: error: no acceptable C compiler found in \$PATH
>-See \`config.log' for more details." >&2;}
>-   { (exit 1); exit 1; }; }
>+test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
>+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
>+as_fn_error $? "no acceptable C compiler found in \$PATH
>+See \`config.log' for more details" "$LINENO" 5; }
> 
> # Provide some information about the compiler.
>-echo "$as_me:$LINENO:" \
>-     "checking for C compiler version" >&5
>-ac_compiler=`set X $ac_compile; echo $2`
>-{ (eval echo "$as_me:$LINENO: \"$ac_compiler --version </dev/null >&5\"") >&5
>-  (eval $ac_compiler --version </dev/null >&5) 2>&5
>+$as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
>+set X $ac_compile
>+ac_compiler=$2
>+for ac_option in --version -v -V -qversion; do
>+  { { ac_try="$ac_compiler $ac_option >&5"
>+case "(($ac_try" in
>+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
>+  *) ac_try_echo=$ac_try;;
>+esac
>+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
>+$as_echo "$ac_try_echo"; } >&5
>+  (eval "$ac_compiler $ac_option >&5") 2>conftest.err
>   ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }
>-{ (eval echo "$as_me:$LINENO: \"$ac_compiler -v </dev/null >&5\"") >&5
>-  (eval $ac_compiler -v </dev/null >&5) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }
>-{ (eval echo "$as_me:$LINENO: \"$ac_compiler -V </dev/null >&5\"") >&5
>-  (eval $ac_compiler -V </dev/null >&5) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }
>+  if test -s conftest.err; then
>+    sed '10a\
>+... rest of stderr output deleted ...
>+         10q' conftest.err >conftest.er1
>+    cat conftest.er1 >&5
>+  fi
>+  rm -f conftest.er1 conftest.err
>+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
>+  test $ac_status = 0; }
>+done
> 
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> 
> int
>@@ -1855,112 +2960,108 @@ main ()
> }
> _ACEOF
> ac_clean_files_save=$ac_clean_files
>-ac_clean_files="$ac_clean_files a.out a.exe b.out"
>+ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out"
> # Try to create an executable without -o first, disregard a.out.
> # It will help us diagnose broken compilers, and finding out an intuition
> # of exeext.
>-echo "$as_me:$LINENO: checking for C compiler default output file name" >&5
>-echo $ECHO_N "checking for C compiler default output file name... $ECHO_C" >&6
>-ac_link_default=`echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
>-if { (eval echo "$as_me:$LINENO: \"$ac_link_default\"") >&5
>-  (eval $ac_link_default) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; then
>-  # Find the output, starting from the most likely.  This scheme is
>-# not robust to junk in `.', hence go to wildcards (a.*) only as a last
>-# resort.
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
>+$as_echo_n "checking whether the C compiler works... " >&6; }
>+ac_link_default=`$as_echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
> 
>-# Be careful to initialize this variable, since it used to be cached.
>-# Otherwise an old cache value of `no' led to `EXEEXT = no' in a Makefile.
>-ac_cv_exeext=
>-# b.out is created by i960 compilers.
>-for ac_file in a_out.exe a.exe conftest.exe a.out conftest a.* conftest.* b.out
>+# The possible output files:
>+ac_files="a.out conftest.exe conftest a.exe a_out.exe b.out conftest.*"
>+
>+ac_rmfiles=
>+for ac_file in $ac_files
> do
>+  case $ac_file in
>+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;;
>+    * ) ac_rmfiles="$ac_rmfiles $ac_file";;
>+  esac
>+done
>+rm -f $ac_rmfiles
>+
>+if { { ac_try="$ac_link_default"
>+case "(($ac_try" in
>+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
>+  *) ac_try_echo=$ac_try;;
>+esac
>+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
>+$as_echo "$ac_try_echo"; } >&5
>+  (eval "$ac_link_default") 2>&5
>+  ac_status=$?
>+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
>+  test $ac_status = 0; }; then :
>+  # Autoconf-2.13 could set the ac_cv_exeext variable to `no'.
>+# So ignore a value of `no', otherwise this would lead to `EXEEXT = no'
>+# in a Makefile.  We should not override ac_cv_exeext if it was cached,
>+# so that the user can short-circuit this test for compilers unknown to
>+# Autoconf.
>+for ac_file in $ac_files ''
>+do
>   test -f "$ac_file" || continue
>   case $ac_file in
>-    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj )
>+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj )
> 	;;
>-    conftest.$ac_ext )
>-	# This is the source file.
>-	;;
>     [ab].out )
> 	# We found the default executable, but exeext='' is most
> 	# certainly right.
> 	break;;
>     *.* )
>-	ac_cv_exeext=`expr "$ac_file" : '[^.]*$\..*$'`
>-	# FIXME: I believe we export ac_cv_exeext for Libtool,
>-	# but it would be cool to find out if it's true.  Does anybody
>-	# maintain Libtool? --akim.
>-	export ac_cv_exeext
>+	if test "${ac_cv_exeext+set}" = set && test "$ac_cv_exeext" != no;
>+	then :; else
>+	   ac_cv_exeext=`expr "$ac_file" : '[^.]*$\..*$'`
>+	fi
>+	# We set ac_cv_exeext here because the later test for it is not
>+	# safe: cross compilers may not add the suffix if given an `-o'
>+	# argument, so we may need to know it at that point already.
>+	# Even if this section looks crufty: it has the advantage of
>+	# actually working.
> 	break;;
>     * )
> 	break;;
>   esac
> done
>+test "$ac_cv_exeext" = no && ac_cv_exeext=
>+
> else
>-  echo "$as_me: failed program was:" >&5
>+  ac_file=''
>+fi
>+if test -z "$ac_file"; then :
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
>+$as_echo "$as_me: failed program was:" >&5
> sed 's/^/| /' conftest.$ac_ext >&5
> 
>-{ { echo "$as_me:$LINENO: error: C compiler cannot create executables
>-See \`config.log' for more details." >&5
>-echo "$as_me: error: C compiler cannot create executables
>-See \`config.log' for more details." >&2;}
>-   { (exit 77); exit 77; }; }
>+{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
>+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
>+as_fn_error 77 "C compiler cannot create executables
>+See \`config.log' for more details" "$LINENO" 5; }
>+else
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
>+$as_echo "yes" >&6; }
> fi
>-
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
>+$as_echo_n "checking for C compiler default output file name... " >&6; }
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
>+$as_echo "$ac_file" >&6; }
> ac_exeext=$ac_cv_exeext
>-echo "$as_me:$LINENO: result: $ac_file" >&5
>-echo "${ECHO_T}$ac_file" >&6
> 
>-# Check the compiler produces executables we can run.  If not, either
>-# the compiler is broken, or we cross compile.
>-echo "$as_me:$LINENO: checking whether the C compiler works" >&5
>-echo $ECHO_N "checking whether the C compiler works... $ECHO_C" >&6
>-# FIXME: These cross compiler hacks should be removed for Autoconf 3.0
>-# If not cross compiling, check that we can run a simple program.
>-if test "$cross_compiling" != yes; then
>-  if { ac_try='./$ac_file'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-    cross_compiling=no
>-  else
>-    if test "$cross_compiling" = maybe; then
>-	cross_compiling=yes
>-    else
>-	{ { echo "$as_me:$LINENO: error: cannot run C compiled programs.
>-If you meant to cross compile, use \`--host'.
>-See \`config.log' for more details." >&5
>-echo "$as_me: error: cannot run C compiled programs.
>-If you meant to cross compile, use \`--host'.
>-See \`config.log' for more details." >&2;}
>-   { (exit 1); exit 1; }; }
>-    fi
>-  fi
>-fi
>-echo "$as_me:$LINENO: result: yes" >&5
>-echo "${ECHO_T}yes" >&6
>-
>-rm -f a.out a.exe conftest$ac_cv_exeext b.out
>+rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out
> ac_clean_files=$ac_clean_files_save
>-# Check the compiler produces executables we can run.  If not, either
>-# the compiler is broken, or we cross compile.
>-echo "$as_me:$LINENO: checking whether we are cross compiling" >&5
>-echo $ECHO_N "checking whether we are cross compiling... $ECHO_C" >&6
>-echo "$as_me:$LINENO: result: $cross_compiling" >&5
>-echo "${ECHO_T}$cross_compiling" >&6
>-
>-echo "$as_me:$LINENO: checking for suffix of executables" >&5
>-echo $ECHO_N "checking for suffix of executables... $ECHO_C" >&6
>-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
>-  (eval $ac_link) 2>&5
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
>+$as_echo_n "checking for suffix of executables... " >&6; }
>+if { { ac_try="$ac_link"
>+case "(($ac_try" in
>+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
>+  *) ac_try_echo=$ac_try;;
>+esac
>+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
>+$as_echo "$ac_try_echo"; } >&5
>+  (eval "$ac_link") 2>&5
>   ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; then
>+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
>+  test $ac_status = 0; }; then :
>   # If both `conftest.exe' and `conftest' are `present' (well, observable)
> # catch `conftest.exe'.  For instance with Cygwin, `ls conftest' will
> # work properly (i.e., refer to `conftest.exe'), while it won't with
>@@ -1968,38 +3069,90 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
> for ac_file in conftest.exe conftest conftest.*; do
>   test -f "$ac_file" || continue
>   case $ac_file in
>-    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj ) ;;
>+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;;
>     *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*$\..*$'`
>-	  export ac_cv_exeext
> 	  break;;
>     * ) break;;
>   esac
> done
> else
>-  { { echo "$as_me:$LINENO: error: cannot compute suffix of executables: cannot compile and link
>-See \`config.log' for more details." >&5
>-echo "$as_me: error: cannot compute suffix of executables: cannot compile and link
>-See \`config.log' for more details." >&2;}
>-   { (exit 1); exit 1; }; }
>+  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
>+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
>+as_fn_error $? "cannot compute suffix of executables: cannot compile and link
>+See \`config.log' for more details" "$LINENO" 5; }
> fi
>+rm -f conftest conftest$ac_cv_exeext
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
>+$as_echo "$ac_cv_exeext" >&6; }
> 
>-rm -f conftest$ac_cv_exeext
>-echo "$as_me:$LINENO: result: $ac_cv_exeext" >&5
>-echo "${ECHO_T}$ac_cv_exeext" >&6
>-
> rm -f conftest.$ac_ext
> EXEEXT=$ac_cv_exeext
> ac_exeext=$EXEEXT
>-echo "$as_me:$LINENO: checking for suffix of object files" >&5
>-echo $ECHO_N "checking for suffix of object files... $ECHO_C" >&6
>-if test "${ac_cv_objext+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
>+/* end confdefs.h.  */
>+#include <stdio.h>
>+int
>+main ()
>+{
>+FILE *f = fopen ("conftest.out", "w");
>+ return ferror (f) || fclose (f) != 0;
>+
>+  ;
>+  return 0;
>+}
> _ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+ac_clean_files="$ac_clean_files conftest.out"
>+# Check that the compiler produces executables we can run.  If not, either
>+# the compiler is broken, or we cross compile.
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
>+$as_echo_n "checking whether we are cross compiling... " >&6; }
>+if test "$cross_compiling" != yes; then
>+  { { ac_try="$ac_link"
>+case "(($ac_try" in
>+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
>+  *) ac_try_echo=$ac_try;;
>+esac
>+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
>+$as_echo "$ac_try_echo"; } >&5
>+  (eval "$ac_link") 2>&5
>+  ac_status=$?
>+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
>+  test $ac_status = 0; }
>+  if { ac_try='./conftest$ac_cv_exeext'
>+  { { case "(($ac_try" in
>+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
>+  *) ac_try_echo=$ac_try;;
>+esac
>+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
>+$as_echo "$ac_try_echo"; } >&5
>+  (eval "$ac_try") 2>&5
>+  ac_status=$?
>+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
>+  test $ac_status = 0; }; }; then
>+    cross_compiling=no
>+  else
>+    if test "$cross_compiling" = maybe; then
>+	cross_compiling=yes
>+    else
>+	{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
>+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
>+as_fn_error $? "cannot run C compiled programs.
>+If you meant to cross compile, use \`--host'.
>+See \`config.log' for more details" "$LINENO" 5; }
>+    fi
>+  fi
>+fi
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
>+$as_echo "$cross_compiling" >&6; }
>+
>+rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out
>+ac_clean_files=$ac_clean_files_save
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
>+$as_echo_n "checking for suffix of object files... " >&6; }
>+if ${ac_cv_objext+:} false; then :
>+  $as_echo_n "(cached) " >&6
>+else
>+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> 
> int
>@@ -2011,45 +3164,46 @@ main ()
> }
> _ACEOF
> rm -f conftest.o conftest.obj
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>&5
>+if { { ac_try="$ac_compile"
>+case "(($ac_try" in
>+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
>+  *) ac_try_echo=$ac_try;;
>+esac
>+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
>+$as_echo "$ac_try_echo"; } >&5
>+  (eval "$ac_compile") 2>&5
>   ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; then
>-  for ac_file in `(ls conftest.o conftest.obj; ls conftest.*) 2>/dev/null`; do
>+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
>+  test $ac_status = 0; }; then :
>+  for ac_file in conftest.o conftest.obj conftest.*; do
>+  test -f "$ac_file" || continue;
>   case $ac_file in
>-    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg ) ;;
>+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM ) ;;
>     *) ac_cv_objext=`expr "$ac_file" : '.*\.$.*$'`
>        break;;
>   esac
> done
> else
>-  echo "$as_me: failed program was:" >&5
>+  $as_echo "$as_me: failed program was:" >&5
> sed 's/^/| /' conftest.$ac_ext >&5
> 
>-{ { echo "$as_me:$LINENO: error: cannot compute suffix of object files: cannot compile
>-See \`config.log' for more details." >&5
>-echo "$as_me: error: cannot compute suffix of object files: cannot compile
>-See \`config.log' for more details." >&2;}
>-   { (exit 1); exit 1; }; }
>+{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
>+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
>+as_fn_error $? "cannot compute suffix of object files: cannot compile
>+See \`config.log' for more details" "$LINENO" 5; }
> fi
>-
> rm -f conftest.$ac_cv_objext conftest.$ac_ext
> fi
>-echo "$as_me:$LINENO: result: $ac_cv_objext" >&5
>-echo "${ECHO_T}$ac_cv_objext" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
>+$as_echo "$ac_cv_objext" >&6; }
> OBJEXT=$ac_cv_objext
> ac_objext=$OBJEXT
>-echo "$as_me:$LINENO: checking whether we are using the GNU C compiler" >&5
>-echo $ECHO_N "checking whether we are using the GNU C compiler... $ECHO_C" >&6
>-if test "${ac_cv_c_compiler_gnu+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5
>+$as_echo_n "checking whether we are using the GNU C compiler... " >&6; }
>+if ${ac_cv_c_compiler_gnu+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> 
> int
>@@ -2063,55 +3217,34 @@ main ()
>   return 0;
> }
> _ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>+if ac_fn_c_try_compile "$LINENO"; then :
>   ac_compiler_gnu=yes
> else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-ac_compiler_gnu=no
>+  ac_compiler_gnu=no
> fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
> ac_cv_c_compiler_gnu=$ac_compiler_gnu
> 
> fi
>-echo "$as_me:$LINENO: result: $ac_cv_c_compiler_gnu" >&5
>-echo "${ECHO_T}$ac_cv_c_compiler_gnu" >&6
>-GCC=`test $ac_compiler_gnu = yes && echo yes`
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
>+$as_echo "$ac_cv_c_compiler_gnu" >&6; }
>+if test $ac_compiler_gnu = yes; then
>+  GCC=yes
>+else
>+  GCC=
>+fi
> ac_test_CFLAGS=${CFLAGS+set}
> ac_save_CFLAGS=$CFLAGS
>-CFLAGS="-g"
>-echo "$as_me:$LINENO: checking whether $CC accepts -g" >&5
>-echo $ECHO_N "checking whether $CC accepts -g... $ECHO_C" >&6
>-if test "${ac_cv_prog_cc_g+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
>+$as_echo_n "checking whether $CC accepts -g... " >&6; }
>+if ${ac_cv_prog_cc_g+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+  ac_save_c_werror_flag=$ac_c_werror_flag
>+   ac_c_werror_flag=yes
>+   ac_cv_prog_cc_g=no
>+   CFLAGS="-g"
>+   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> 
> int
>@@ -2122,39 +3255,49 @@ main ()
>   return 0;
> }
> _ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>+if ac_fn_c_try_compile "$LINENO"; then :
>   ac_cv_prog_cc_g=yes
> else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>+  CFLAGS=""
>+      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
>+/* end confdefs.h.  */
> 
>-ac_cv_prog_cc_g=no
>+int
>+main ()
>+{
>+
>+  ;
>+  return 0;
>+}
>+_ACEOF
>+if ac_fn_c_try_compile "$LINENO"; then :
>+
>+else
>+  ac_c_werror_flag=$ac_save_c_werror_flag
>+	 CFLAGS="-g"
>+	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
>+/* end confdefs.h.  */
>+
>+int
>+main ()
>+{
>+
>+  ;
>+  return 0;
>+}
>+_ACEOF
>+if ac_fn_c_try_compile "$LINENO"; then :
>+  ac_cv_prog_cc_g=yes
> fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
> fi
>-echo "$as_me:$LINENO: result: $ac_cv_prog_cc_g" >&5
>-echo "${ECHO_T}$ac_cv_prog_cc_g" >&6
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
>+fi
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
>+   ac_c_werror_flag=$ac_save_c_werror_flag
>+fi
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
>+$as_echo "$ac_cv_prog_cc_g" >&6; }
> if test "$ac_test_CFLAGS" = set; then
>   CFLAGS=$ac_save_CFLAGS
> elif test $ac_cv_prog_cc_g = yes; then
>@@ -2170,23 +3313,18 @@ else
>     CFLAGS=
>   fi
> fi
>-echo "$as_me:$LINENO: checking for $CC option to accept ANSI C" >&5
>-echo $ECHO_N "checking for $CC option to accept ANSI C... $ECHO_C" >&6
>-if test "${ac_cv_prog_cc_stdc+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5
>+$as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
>+if ${ac_cv_prog_cc_c89+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>-  ac_cv_prog_cc_stdc=no
>+  ac_cv_prog_cc_c89=no
> ac_save_CC=$CC
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> #include <stdarg.h>
> #include <stdio.h>
>-#include <sys/types.h>
>-#include <sys/stat.h>
>+struct stat;
> /* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
> struct buf { int x; };
> FILE * (*rcsopen) (struct buf *, struct stat *, int);
>@@ -2209,12 +3347,17 @@ static char *f (char * (*g) (char **, int), char **p, 
> /* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
>    function prototypes and stuff, but not '\xHH' hex character constants.
>    These don't provoke an error unfortunately, instead are silently treated
>-   as 'x'.  The following induces an error, until -std1 is added to get
>+   as 'x'.  The following induces an error, until -std is added to get
>    proper ANSI mode.  Curiously '\x00'!='x' always comes out true, for an
>    array size at least.  It's necessary to write '\x00'==0 to get something
>-   that's true only with -std1.  */
>+   that's true only with -std.  */
> int osf4_cc_array ['\x00' == 0 ? 1 : -1];
> 
>+/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters
>+   inside strings and character constants.  */
>+#define FOO(x) 'x'
>+int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1];
>+
> int test (int i, double x);
> struct s1 {int (*f) (int a);};
> struct s2 {int (*f) (double a);};
>@@ -2229,225 +3372,61 @@ return f (e, argv, 0) != argv[0]  ||  f (e, argv, 1) !
>   return 0;
> }
> _ACEOF
>-# Don't try gcc -ansi; that turns off useful extensions and
>-# breaks some systems' header files.
>-# AIX			-qlanglvl=ansi
>-# Ultrix and OSF/1	-std1
>-# HP-UX 10.20 and later	-Ae
>-# HP-UX older versions	-Aa -D_HPUX_SOURCE
>-# SVR4			-Xc -D__EXTENSIONS__
>-for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
>+for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \
>+	-Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
> do
>   CC="$ac_save_CC $ac_arg"
>-  rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_cv_prog_cc_stdc=$ac_arg
>-break
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>+  if ac_fn_c_try_compile "$LINENO"; then :
>+  ac_cv_prog_cc_c89=$ac_arg
> fi
>-rm -f conftest.err conftest.$ac_objext
>+rm -f core conftest.err conftest.$ac_objext
>+  test "x$ac_cv_prog_cc_c89" != "xno" && break
> done
>-rm -f conftest.$ac_ext conftest.$ac_objext
>+rm -f conftest.$ac_ext
> CC=$ac_save_CC
> 
> fi
>-
>-case "x$ac_cv_prog_cc_stdc" in
>-  x|xno)
>-    echo "$as_me:$LINENO: result: none needed" >&5
>-echo "${ECHO_T}none needed" >&6 ;;
>+# AC_CACHE_VAL
>+case "x$ac_cv_prog_cc_c89" in
>+  x)
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
>+$as_echo "none needed" >&6; } ;;
>+  xno)
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
>+$as_echo "unsupported" >&6; } ;;
>   *)
>-    echo "$as_me:$LINENO: result: $ac_cv_prog_cc_stdc" >&5
>-echo "${ECHO_T}$ac_cv_prog_cc_stdc" >&6
>-    CC="$CC $ac_cv_prog_cc_stdc" ;;
>+    CC="$CC $ac_cv_prog_cc_c89"
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
>+$as_echo "$ac_cv_prog_cc_c89" >&6; } ;;
> esac
>+if test "x$ac_cv_prog_cc_c89" != xno; then :
> 
>-# Some people use a C++ compiler to compile C.  Since we use `exit',
>-# in C++ we need to declare it.  In case someone uses the same compiler
>-# for both compiling C and C++ we need to have the C++ compiler decide
>-# the declaration of exit, since it's the most demanding environment.
>-cat >conftest.$ac_ext <<_ACEOF
>-#ifndef __cplusplus
>-  choke me
>-#endif
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  for ac_declaration in \
>-   '' \
>-   'extern "C" void std::exit (int) throw (); using std::exit;' \
>-   'extern "C" void std::exit (int); using std::exit;' \
>-   'extern "C" void exit (int) throw ();' \
>-   'extern "C" void exit (int);' \
>-   'void exit (int);'
>-do
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-$ac_declaration
>-#include <stdlib.h>
>-int
>-main ()
>-{
>-exit (42);
>-  ;
>-  return 0;
>-}
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  :
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-continue
> fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-$ac_declaration
>-int
>-main ()
>-{
>-exit (42);
>-  ;
>-  return 0;
>-}
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  break
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
> 
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-done
>-rm -f conftest*
>-if test -n "$ac_declaration"; then
>-  echo '#ifdef __cplusplus' >>confdefs.h
>-  echo $ac_declaration      >>confdefs.h
>-  echo '#endif'             >>confdefs.h
>-fi
>-
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
> ac_ext=c
> ac_cpp='$CPP $CPPFLAGS'
> ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
> ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
> ac_compiler_gnu=$ac_cv_c_compiler_gnu
> 
>-ac_ext=cc
>+ac_ext=cpp
> ac_cpp='$CXXCPP $CPPFLAGS'
> ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
> ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
> ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
>-if test -n "$ac_tool_prefix"; then
>-  for ac_prog in $CCC g++ c++ gpp aCC CC cxx cc++ cl FCC KCC RCC xlC_r xlC
>+if test -z "$CXX"; then
>+  if test -n "$CCC"; then
>+    CXX=$CCC
>+  else
>+    if test -n "$ac_tool_prefix"; then
>+  for ac_prog in g++ c++ gpp aCC CC cxx cc++ cl.exe FCC KCC RCC xlC_r xlC
>   do
>     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
> set dummy $ac_tool_prefix$ac_prog; ac_word=$2
>-echo "$as_me:$LINENO: checking for $ac_word" >&5
>-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
>-if test "${ac_cv_prog_CXX+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
>+$as_echo_n "checking for $ac_word... " >&6; }
>+if ${ac_cv_prog_CXX+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>   if test -n "$CXX"; then
>   ac_cv_prog_CXX="$CXX" # Let the user override the test.
>@@ -2457,39 +3436,41 @@ for as_dir in $PATH
> do
>   IFS=$as_save_IFS
>   test -z "$as_dir" && as_dir=.
>-  for ac_exec_ext in '' $ac_executable_extensions; do
>-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>+    for ac_exec_ext in '' $ac_executable_extensions; do
>+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>     ac_cv_prog_CXX="$ac_tool_prefix$ac_prog"
>-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
>+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
>     break 2
>   fi
> done
>-done
>+  done
>+IFS=$as_save_IFS
> 
> fi
> fi
> CXX=$ac_cv_prog_CXX
> if test -n "$CXX"; then
>-  echo "$as_me:$LINENO: result: $CXX" >&5
>-echo "${ECHO_T}$CXX" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CXX" >&5
>+$as_echo "$CXX" >&6; }
> else
>-  echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
> fi
> 
>+
>     test -n "$CXX" && break
>   done
> fi
> if test -z "$CXX"; then
>   ac_ct_CXX=$CXX
>-  for ac_prog in $CCC g++ c++ gpp aCC CC cxx cc++ cl FCC KCC RCC xlC_r xlC
>+  for ac_prog in g++ c++ gpp aCC CC cxx cc++ cl.exe FCC KCC RCC xlC_r xlC
> do
>   # Extract the first word of "$ac_prog", so it can be a program name with args.
> set dummy $ac_prog; ac_word=$2
>-echo "$as_me:$LINENO: checking for $ac_word" >&5
>-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
>-if test "${ac_cv_prog_ac_ct_CXX+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
>+$as_echo_n "checking for $ac_word... " >&6; }
>+if ${ac_cv_prog_ac_ct_CXX+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>   if test -n "$ac_ct_CXX"; then
>   ac_cv_prog_ac_ct_CXX="$ac_ct_CXX" # Let the user override the test.
>@@ -2499,64 +3480,77 @@ for as_dir in $PATH
> do
>   IFS=$as_save_IFS
>   test -z "$as_dir" && as_dir=.
>-  for ac_exec_ext in '' $ac_executable_extensions; do
>-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>+    for ac_exec_ext in '' $ac_executable_extensions; do
>+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>     ac_cv_prog_ac_ct_CXX="$ac_prog"
>-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
>+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
>     break 2
>   fi
> done
>-done
>+  done
>+IFS=$as_save_IFS
> 
> fi
> fi
> ac_ct_CXX=$ac_cv_prog_ac_ct_CXX
> if test -n "$ac_ct_CXX"; then
>-  echo "$as_me:$LINENO: result: $ac_ct_CXX" >&5
>-echo "${ECHO_T}$ac_ct_CXX" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CXX" >&5
>+$as_echo "$ac_ct_CXX" >&6; }
> else
>-  echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
> fi
> 
>+
>   test -n "$ac_ct_CXX" && break
> done
>-test -n "$ac_ct_CXX" || ac_ct_CXX="g++"
> 
>-  CXX=$ac_ct_CXX
>+  if test "x$ac_ct_CXX" = x; then
>+    CXX="g++"
>+  else
>+    case $cross_compiling:$ac_tool_warned in
>+yes:)
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
>+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
>+ac_tool_warned=yes ;;
>+esac
>+    CXX=$ac_ct_CXX
>+  fi
> fi
> 
>-
>+  fi
>+fi
> # Provide some information about the compiler.
>-echo "$as_me:$LINENO:" \
>-     "checking for C++ compiler version" >&5
>-ac_compiler=`set X $ac_compile; echo $2`
>-{ (eval echo "$as_me:$LINENO: \"$ac_compiler --version </dev/null >&5\"") >&5
>-  (eval $ac_compiler --version </dev/null >&5) 2>&5
>+$as_echo "$as_me:${as_lineno-$LINENO}: checking for C++ compiler version" >&5
>+set X $ac_compile
>+ac_compiler=$2
>+for ac_option in --version -v -V -qversion; do
>+  { { ac_try="$ac_compiler $ac_option >&5"
>+case "(($ac_try" in
>+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
>+  *) ac_try_echo=$ac_try;;
>+esac
>+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
>+$as_echo "$ac_try_echo"; } >&5
>+  (eval "$ac_compiler $ac_option >&5") 2>conftest.err
>   ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }
>-{ (eval echo "$as_me:$LINENO: \"$ac_compiler -v </dev/null >&5\"") >&5
>-  (eval $ac_compiler -v </dev/null >&5) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }
>-{ (eval echo "$as_me:$LINENO: \"$ac_compiler -V </dev/null >&5\"") >&5
>-  (eval $ac_compiler -V </dev/null >&5) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }
>+  if test -s conftest.err; then
>+    sed '10a\
>+... rest of stderr output deleted ...
>+         10q' conftest.err >conftest.er1
>+    cat conftest.er1 >&5
>+  fi
>+  rm -f conftest.er1 conftest.err
>+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
>+  test $ac_status = 0; }
>+done
> 
>-echo "$as_me:$LINENO: checking whether we are using the GNU C++ compiler" >&5
>-echo $ECHO_N "checking whether we are using the GNU C++ compiler... $ECHO_C" >&6
>-if test "${ac_cv_cxx_compiler_gnu+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C++ compiler" >&5
>+$as_echo_n "checking whether we are using the GNU C++ compiler... " >&6; }
>+if ${ac_cv_cxx_compiler_gnu+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> 
> int
>@@ -2570,55 +3564,34 @@ main ()
>   return 0;
> }
> _ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_cxx_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>+if ac_fn_cxx_try_compile "$LINENO"; then :
>   ac_compiler_gnu=yes
> else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-ac_compiler_gnu=no
>+  ac_compiler_gnu=no
> fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
> ac_cv_cxx_compiler_gnu=$ac_compiler_gnu
> 
> fi
>-echo "$as_me:$LINENO: result: $ac_cv_cxx_compiler_gnu" >&5
>-echo "${ECHO_T}$ac_cv_cxx_compiler_gnu" >&6
>-GXX=`test $ac_compiler_gnu = yes && echo yes`
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cxx_compiler_gnu" >&5
>+$as_echo "$ac_cv_cxx_compiler_gnu" >&6; }
>+if test $ac_compiler_gnu = yes; then
>+  GXX=yes
>+else
>+  GXX=
>+fi
> ac_test_CXXFLAGS=${CXXFLAGS+set}
> ac_save_CXXFLAGS=$CXXFLAGS
>-CXXFLAGS="-g"
>-echo "$as_me:$LINENO: checking whether $CXX accepts -g" >&5
>-echo $ECHO_N "checking whether $CXX accepts -g... $ECHO_C" >&6
>-if test "${ac_cv_prog_cxx_g+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CXX accepts -g" >&5
>+$as_echo_n "checking whether $CXX accepts -g... " >&6; }
>+if ${ac_cv_prog_cxx_g+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+  ac_save_cxx_werror_flag=$ac_cxx_werror_flag
>+   ac_cxx_werror_flag=yes
>+   ac_cv_prog_cxx_g=no
>+   CXXFLAGS="-g"
>+   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> 
> int
>@@ -2629,160 +3602,64 @@ main ()
>   return 0;
> }
> _ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_cxx_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>+if ac_fn_cxx_try_compile "$LINENO"; then :
>   ac_cv_prog_cxx_g=yes
> else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-ac_cv_prog_cxx_g=no
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-fi
>-echo "$as_me:$LINENO: result: $ac_cv_prog_cxx_g" >&5
>-echo "${ECHO_T}$ac_cv_prog_cxx_g" >&6
>-if test "$ac_test_CXXFLAGS" = set; then
>-  CXXFLAGS=$ac_save_CXXFLAGS
>-elif test $ac_cv_prog_cxx_g = yes; then
>-  if test "$GXX" = yes; then
>-    CXXFLAGS="-g -O2"
>-  else
>-    CXXFLAGS="-g"
>-  fi
>-else
>-  if test "$GXX" = yes; then
>-    CXXFLAGS="-O2"
>-  else
>-    CXXFLAGS=
>-  fi
>-fi
>-for ac_declaration in \
>-   '' \
>-   'extern "C" void std::exit (int) throw (); using std::exit;' \
>-   'extern "C" void std::exit (int); using std::exit;' \
>-   'extern "C" void exit (int) throw ();' \
>-   'extern "C" void exit (int);' \
>-   'void exit (int);'
>-do
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+  CXXFLAGS=""
>+      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
>-$ac_declaration
>-#include <stdlib.h>
>+
> int
> main ()
> {
>-exit (42);
>+
>   ;
>   return 0;
> }
> _ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_cxx_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  :
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>+if ac_fn_cxx_try_compile "$LINENO"; then :
> 
>-continue
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+else
>+  ac_cxx_werror_flag=$ac_save_cxx_werror_flag
>+	 CXXFLAGS="-g"
>+	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
>-$ac_declaration
>+
> int
> main ()
> {
>-exit (42);
>+
>   ;
>   return 0;
> }
> _ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_cxx_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  break
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>+if ac_fn_cxx_try_compile "$LINENO"; then :
>+  ac_cv_prog_cxx_g=yes
> fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-done
>-rm -f conftest*
>-if test -n "$ac_declaration"; then
>-  echo '#ifdef __cplusplus' >>confdefs.h
>-  echo $ac_declaration      >>confdefs.h
>-  echo '#endif'             >>confdefs.h
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
> fi
>-
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
>+fi
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
>+   ac_cxx_werror_flag=$ac_save_cxx_werror_flag
>+fi
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cxx_g" >&5
>+$as_echo "$ac_cv_prog_cxx_g" >&6; }
>+if test "$ac_test_CXXFLAGS" = set; then
>+  CXXFLAGS=$ac_save_CXXFLAGS
>+elif test $ac_cv_prog_cxx_g = yes; then
>+  if test "$GXX" = yes; then
>+    CXXFLAGS="-g -O2"
>+  else
>+    CXXFLAGS="-g"
>+  fi
>+else
>+  if test "$GXX" = yes; then
>+    CXXFLAGS="-O2"
>+  else
>+    CXXFLAGS=
>+  fi
>+fi
> ac_ext=c
> ac_cpp='$CPP $CPPFLAGS'
> ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
>@@ -2792,10 +3669,10 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
> if test -n "$ac_tool_prefix"; then
>   # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
> set dummy ${ac_tool_prefix}ranlib; ac_word=$2
>-echo "$as_me:$LINENO: checking for $ac_word" >&5
>-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
>-if test "${ac_cv_prog_RANLIB+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
>+$as_echo_n "checking for $ac_word... " >&6; }
>+if ${ac_cv_prog_RANLIB+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>   if test -n "$RANLIB"; then
>   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
>@@ -2805,35 +3682,37 @@ for as_dir in $PATH
> do
>   IFS=$as_save_IFS
>   test -z "$as_dir" && as_dir=.
>-  for ac_exec_ext in '' $ac_executable_extensions; do
>-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>+    for ac_exec_ext in '' $ac_executable_extensions; do
>+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>     ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
>-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
>+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
>     break 2
>   fi
> done
>-done
>+  done
>+IFS=$as_save_IFS
> 
> fi
> fi
> RANLIB=$ac_cv_prog_RANLIB
> if test -n "$RANLIB"; then
>-  echo "$as_me:$LINENO: result: $RANLIB" >&5
>-echo "${ECHO_T}$RANLIB" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5
>+$as_echo "$RANLIB" >&6; }
> else
>-  echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
> fi
> 
>+
> fi
> if test -z "$ac_cv_prog_RANLIB"; then
>   ac_ct_RANLIB=$RANLIB
>   # Extract the first word of "ranlib", so it can be a program name with args.
> set dummy ranlib; ac_word=$2
>-echo "$as_me:$LINENO: checking for $ac_word" >&5
>-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
>-if test "${ac_cv_prog_ac_ct_RANLIB+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
>+$as_echo_n "checking for $ac_word... " >&6; }
>+if ${ac_cv_prog_ac_ct_RANLIB+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>   if test -n "$ac_ct_RANLIB"; then
>   ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test.
>@@ -2843,28 +3722,38 @@ for as_dir in $PATH
> do
>   IFS=$as_save_IFS
>   test -z "$as_dir" && as_dir=.
>-  for ac_exec_ext in '' $ac_executable_extensions; do
>-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>+    for ac_exec_ext in '' $ac_executable_extensions; do
>+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>     ac_cv_prog_ac_ct_RANLIB="ranlib"
>-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
>+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
>     break 2
>   fi
> done
>-done
>+  done
>+IFS=$as_save_IFS
> 
>-  test -z "$ac_cv_prog_ac_ct_RANLIB" && ac_cv_prog_ac_ct_RANLIB=":"
> fi
> fi
> ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
> if test -n "$ac_ct_RANLIB"; then
>-  echo "$as_me:$LINENO: result: $ac_ct_RANLIB" >&5
>-echo "${ECHO_T}$ac_ct_RANLIB" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5
>+$as_echo "$ac_ct_RANLIB" >&6; }
> else
>-  echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
> fi
> 
>-  RANLIB=$ac_ct_RANLIB
>+  if test "x$ac_ct_RANLIB" = x; then
>+    RANLIB=":"
>+  else
>+    case $cross_compiling:$ac_tool_warned in
>+yes:)
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
>+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
>+ac_tool_warned=yes ;;
>+esac
>+    RANLIB=$ac_ct_RANLIB
>+  fi
> else
>   RANLIB="$ac_cv_prog_RANLIB"
> fi
>@@ -2874,15 +3763,15 @@ ac_cpp='$CPP $CPPFLAGS'
> ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
> ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
> ac_compiler_gnu=$ac_cv_c_compiler_gnu
>-echo "$as_me:$LINENO: checking how to run the C preprocessor" >&5
>-echo $ECHO_N "checking how to run the C preprocessor... $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5
>+$as_echo_n "checking how to run the C preprocessor... " >&6; }
> # On Suns, sometimes $CPP names a directory.
> if test -n "$CPP" && test -d "$CPP"; then
>   CPP=
> fi
> if test -z "$CPP"; then
>-  if test "${ac_cv_prog_CPP+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+  if ${ac_cv_prog_CPP+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>       # Double quotes because CPP needs to be expanded
>     for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp"
>@@ -2896,11 +3785,7 @@ do
>   # <limits.h> exists even on freestanding compilers.
>   # On the NeXT, cc -E runs the code through the compiler's parser,
>   # not just through cpp. "Syntax error" is here to catch this case.
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> #ifdef __STDC__
> # include <limits.h>
>@@ -2909,78 +3794,34 @@ cat >>conftest.$ac_ext <<_ACEOF
> #endif
> 		     Syntax error
> _ACEOF
>-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
>-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } >/dev/null; then
>-  if test -s conftest.err; then
>-    ac_cpp_err=$ac_c_preproc_warn_flag
>-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
>-  else
>-    ac_cpp_err=
>-  fi
>-else
>-  ac_cpp_err=yes
>-fi
>-if test -z "$ac_cpp_err"; then
>-  :
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>+if ac_fn_c_try_cpp "$LINENO"; then :
> 
>+else
>   # Broken: fails on valid input.
> continue
> fi
>-rm -f conftest.err conftest.$ac_ext
>+rm -f conftest.err conftest.i conftest.$ac_ext
> 
>-  # OK, works on sane cases.  Now check whether non-existent headers
>+  # OK, works on sane cases.  Now check whether nonexistent headers
>   # can be detected and how.
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> #include <ac_nonexistent.h>
> _ACEOF
>-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
>-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } >/dev/null; then
>-  if test -s conftest.err; then
>-    ac_cpp_err=$ac_c_preproc_warn_flag
>-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
>-  else
>-    ac_cpp_err=
>-  fi
>-else
>-  ac_cpp_err=yes
>-fi
>-if test -z "$ac_cpp_err"; then
>+if ac_fn_c_try_cpp "$LINENO"; then :
>   # Broken: success on invalid input.
> continue
> else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>   # Passes both tests.
> ac_preproc_ok=:
> break
> fi
>-rm -f conftest.err conftest.$ac_ext
>+rm -f conftest.err conftest.i conftest.$ac_ext
> 
> done
> # Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
>-rm -f conftest.err conftest.$ac_ext
>-if $ac_preproc_ok; then
>+rm -f conftest.i conftest.err conftest.$ac_ext
>+if $ac_preproc_ok; then :
>   break
> fi
> 
>@@ -2992,8 +3833,8 @@ fi
> else
>   ac_cv_prog_CPP=$CPP
> fi
>-echo "$as_me:$LINENO: result: $CPP" >&5
>-echo "${ECHO_T}$CPP" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5
>+$as_echo "$CPP" >&6; }
> ac_preproc_ok=false
> for ac_c_preproc_warn_flag in '' yes
> do
>@@ -3003,11 +3844,7 @@ do
>   # <limits.h> exists even on freestanding compilers.
>   # On the NeXT, cc -E runs the code through the compiler's parser,
>   # not just through cpp. "Syntax error" is here to catch this case.
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> #ifdef __STDC__
> # include <limits.h>
>@@ -3016,85 +3853,40 @@ cat >>conftest.$ac_ext <<_ACEOF
> #endif
> 		     Syntax error
> _ACEOF
>-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
>-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } >/dev/null; then
>-  if test -s conftest.err; then
>-    ac_cpp_err=$ac_c_preproc_warn_flag
>-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
>-  else
>-    ac_cpp_err=
>-  fi
>-else
>-  ac_cpp_err=yes
>-fi
>-if test -z "$ac_cpp_err"; then
>-  :
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>+if ac_fn_c_try_cpp "$LINENO"; then :
> 
>+else
>   # Broken: fails on valid input.
> continue
> fi
>-rm -f conftest.err conftest.$ac_ext
>+rm -f conftest.err conftest.i conftest.$ac_ext
> 
>-  # OK, works on sane cases.  Now check whether non-existent headers
>+  # OK, works on sane cases.  Now check whether nonexistent headers
>   # can be detected and how.
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> #include <ac_nonexistent.h>
> _ACEOF
>-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
>-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } >/dev/null; then
>-  if test -s conftest.err; then
>-    ac_cpp_err=$ac_c_preproc_warn_flag
>-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
>-  else
>-    ac_cpp_err=
>-  fi
>-else
>-  ac_cpp_err=yes
>-fi
>-if test -z "$ac_cpp_err"; then
>+if ac_fn_c_try_cpp "$LINENO"; then :
>   # Broken: success on invalid input.
> continue
> else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>   # Passes both tests.
> ac_preproc_ok=:
> break
> fi
>-rm -f conftest.err conftest.$ac_ext
>+rm -f conftest.err conftest.i conftest.$ac_ext
> 
> done
> # Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
>-rm -f conftest.err conftest.$ac_ext
>-if $ac_preproc_ok; then
>-  :
>+rm -f conftest.i conftest.err conftest.$ac_ext
>+if $ac_preproc_ok; then :
>+
> else
>-  { { echo "$as_me:$LINENO: error: C preprocessor \"$CPP\" fails sanity check
>-See \`config.log' for more details." >&5
>-echo "$as_me: error: C preprocessor \"$CPP\" fails sanity check
>-See \`config.log' for more details." >&2;}
>-   { (exit 1); exit 1; }; }
>+  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
>+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
>+as_fn_error $? "C preprocessor \"$CPP\" fails sanity check
>+See \`config.log' for more details" "$LINENO" 5; }
> fi
> 
> ac_ext=c
>@@ -3104,41 +3896,39 @@ ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $
> ac_compiler_gnu=$ac_cv_c_compiler_gnu
> 
> 
>-{ echo "$as_me:$LINENO: Building for $host_os" >&5
>-echo "$as_me: Building for $host_os" >&6;}
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: Building for $host_os" >&5
>+$as_echo "$as_me: Building for $host_os" >&6;}
> WXERL_CAN_BUILD_DRIVER=true
> 
> 
> MIXED_CYGWIN=no
> MIXED_MSYS=no
> 
>-echo "$as_me:$LINENO: checking for mixed cygwin or msys and native VC++ environment" >&5
>-echo $ECHO_N "checking for mixed cygwin or msys and native VC++ environment... $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for mixed cygwin or msys and native VC++ environment" >&5
>+$as_echo_n "checking for mixed cygwin or msys and native VC++ environment... " >&6; }
> if test "X$host" = "Xwin32" -a "x$GCC" != "xyes"; then
> 	if test -x /usr/bin/msys-?.0.dll; then
> 	        CFLAGS="$CFLAGS -O2"
> 		MIXED_MSYS=yes
>-		echo "$as_me:$LINENO: result: MSYS and VC" >&5
>-echo "${ECHO_T}MSYS and VC" >&6
>+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: MSYS and VC" >&5
>+$as_echo "MSYS and VC" >&6; }
> 		MIXED_MSYS_VC=yes
> 		CPPFLAGS="$CPPFLAGS -DERTS_MIXED_MSYS_VC"
> 	elif test -x /usr/bin/cygpath; then
> 		CFLAGS="$CFLAGS -O2"
> 		MIXED_CYGWIN=yes
>-		echo "$as_me:$LINENO: result: Cygwin and VC" >&5
>-echo "${ECHO_T}Cygwin and VC" >&6
>+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: Cygwin and VC" >&5
>+$as_echo "Cygwin and VC" >&6; }
> 		MIXED_CYGWIN_VC=yes
> 		CPPFLAGS="$CPPFLAGS -DERTS_MIXED_CYGWIN_VC"
> 	else
>-		echo "$as_me:$LINENO: result: undeterminable" >&5
>-echo "${ECHO_T}undeterminable" >&6
>-		{ { echo "$as_me:$LINENO: error: Seems to be mixed windows but not with cygwin" >&5
>-echo "$as_me: error: Seems to be mixed windows but not with cygwin" >&2;}
>-   { (exit cannot handle this!); exit cannot handle this!; }; }
>+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: undeterminable" >&5
>+$as_echo "undeterminable" >&6; }
>+		as_fn_error cannot handle this! "Seems to be mixed windows but not with cygwin" "$LINENO" 5
> 	fi
> else
>-	echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
> 	MIXED_CYGWIN_VC=no
> 	MIXED_MSYS_VC=no
> fi
>@@ -3153,26 +3943,24 @@ fi
> 
> 
> if test "x$MIXED_MSYS" != "xyes"; then
>-   echo "$as_me:$LINENO: checking for mixed cygwin and native MinGW environment" >&5
>-echo $ECHO_N "checking for mixed cygwin and native MinGW environment... $ECHO_C" >&6
>+   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for mixed cygwin and native MinGW environment" >&5
>+$as_echo_n "checking for mixed cygwin and native MinGW environment... " >&6; }
>    if test "X$host" = "Xwin32" -a "x$GCC" = x"yes"; then
> 	if test -x /usr/bin/cygpath; then
> 		CFLAGS="$CFLAGS -O2"
> 		MIXED_CYGWIN=yes
>-		echo "$as_me:$LINENO: result: yes" >&5
>-echo "${ECHO_T}yes" >&6
>+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
>+$as_echo "yes" >&6; }
> 		MIXED_CYGWIN_MINGW=yes
> 		CPPFLAGS="$CPPFLAGS -DERTS_MIXED_CYGWIN_MINGW"
> 	else
>-		echo "$as_me:$LINENO: result: undeterminable" >&5
>-echo "${ECHO_T}undeterminable" >&6
>-		{ { echo "$as_me:$LINENO: error: Seems to be mixed windows but not with cygwin" >&5
>-echo "$as_me: error: Seems to be mixed windows but not with cygwin" >&2;}
>-   { (exit cannot handle this!); exit cannot handle this!; }; }
>+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: undeterminable" >&5
>+$as_echo "undeterminable" >&6; }
>+		as_fn_error cannot handle this! "Seems to be mixed windows but not with cygwin" "$LINENO" 5
> 	fi
>     else
>-	echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
> 	MIXED_CYGWIN_MINGW=no
>     fi
> else
>@@ -3180,26 +3968,26 @@ else
> fi
> 
> 
>-echo "$as_me:$LINENO: checking if we mix cygwin with any native compiler" >&5
>-echo $ECHO_N "checking if we mix cygwin with any native compiler... $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if we mix cygwin with any native compiler" >&5
>+$as_echo_n "checking if we mix cygwin with any native compiler... " >&6; }
> if test "X$MIXED_CYGWIN" = "Xyes"; then
>-	echo "$as_me:$LINENO: result: yes" >&5
>-echo "${ECHO_T}yes" >&6
>+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
>+$as_echo "yes" >&6; }
> else
>-	echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
> fi
> 
> 
> 
>-echo "$as_me:$LINENO: checking if we mix msys with another native compiler" >&5
>-echo $ECHO_N "checking if we mix msys with another native compiler... $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if we mix msys with another native compiler" >&5
>+$as_echo_n "checking if we mix msys with another native compiler... " >&6; }
> if test "X$MIXED_MSYS" = "Xyes" ; then
>-	echo "$as_me:$LINENO: result: yes" >&5
>-echo "${ECHO_T}yes" >&6
>+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
>+$as_echo "yes" >&6; }
> else
>-	echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
> fi
> 
> 
>@@ -3213,31 +4001,142 @@ fi
> 
> 
> 
>-echo "$as_me:$LINENO: checking for egrep" >&5
>-echo $ECHO_N "checking for egrep... $ECHO_C" >&6
>-if test "${ac_cv_prog_egrep+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
>+$as_echo_n "checking for grep that handles long lines and -e... " >&6; }
>+if ${ac_cv_path_GREP+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>-  if echo a | (grep -E '(a|b)') >/dev/null 2>&1
>-    then ac_cv_prog_egrep='grep -E'
>-    else ac_cv_prog_egrep='egrep'
>+  if test -z "$GREP"; then
>+  ac_path_GREP_found=false
>+  # Loop through the user's path and test for each of PROGNAME-LIST
>+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
>+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
>+do
>+  IFS=$as_save_IFS
>+  test -z "$as_dir" && as_dir=.
>+    for ac_prog in grep ggrep; do
>+    for ac_exec_ext in '' $ac_executable_extensions; do
>+      ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
>+      as_fn_executable_p "$ac_path_GREP" || continue
>+# Check for GNU ac_path_GREP and select it if it is found.
>+  # Check for GNU $ac_path_GREP
>+case `"$ac_path_GREP" --version 2>&1` in
>+*GNU*)
>+  ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
>+*)
>+  ac_count=0
>+  $as_echo_n 0123456789 >"conftest.in"
>+  while :
>+  do
>+    cat "conftest.in" "conftest.in" >"conftest.tmp"
>+    mv "conftest.tmp" "conftest.in"
>+    cp "conftest.in" "conftest.nl"
>+    $as_echo 'GREP' >> "conftest.nl"
>+    "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
>+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
>+    as_fn_arith $ac_count + 1 && ac_count=$as_val
>+    if test $ac_count -gt ${ac_path_GREP_max-0}; then
>+      # Best one so far, save it but keep looking for a better one
>+      ac_cv_path_GREP="$ac_path_GREP"
>+      ac_path_GREP_max=$ac_count
>     fi
>+    # 10*(2^10) chars as input seems more than enough
>+    test $ac_count -gt 10 && break
>+  done
>+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
>+esac
>+
>+      $ac_path_GREP_found && break 3
>+    done
>+  done
>+  done
>+IFS=$as_save_IFS
>+  if test -z "$ac_cv_path_GREP"; then
>+    as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
>+  fi
>+else
>+  ac_cv_path_GREP=$GREP
> fi
>-echo "$as_me:$LINENO: result: $ac_cv_prog_egrep" >&5
>-echo "${ECHO_T}$ac_cv_prog_egrep" >&6
>- EGREP=$ac_cv_prog_egrep
> 
>+fi
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
>+$as_echo "$ac_cv_path_GREP" >&6; }
>+ GREP="$ac_cv_path_GREP"
> 
>-echo "$as_me:$LINENO: checking for ANSI C header files" >&5
>-echo $ECHO_N "checking for ANSI C header files... $ECHO_C" >&6
>-if test "${ac_cv_header_stdc+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
>+$as_echo_n "checking for egrep... " >&6; }
>+if ${ac_cv_path_EGREP+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+  if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
>+   then ac_cv_path_EGREP="$GREP -E"
>+   else
>+     if test -z "$EGREP"; then
>+  ac_path_EGREP_found=false
>+  # Loop through the user's path and test for each of PROGNAME-LIST
>+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
>+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
>+do
>+  IFS=$as_save_IFS
>+  test -z "$as_dir" && as_dir=.
>+    for ac_prog in egrep; do
>+    for ac_exec_ext in '' $ac_executable_extensions; do
>+      ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
>+      as_fn_executable_p "$ac_path_EGREP" || continue
>+# Check for GNU ac_path_EGREP and select it if it is found.
>+  # Check for GNU $ac_path_EGREP
>+case `"$ac_path_EGREP" --version 2>&1` in
>+*GNU*)
>+  ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
>+*)
>+  ac_count=0
>+  $as_echo_n 0123456789 >"conftest.in"
>+  while :
>+  do
>+    cat "conftest.in" "conftest.in" >"conftest.tmp"
>+    mv "conftest.tmp" "conftest.in"
>+    cp "conftest.in" "conftest.nl"
>+    $as_echo 'EGREP' >> "conftest.nl"
>+    "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
>+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
>+    as_fn_arith $ac_count + 1 && ac_count=$as_val
>+    if test $ac_count -gt ${ac_path_EGREP_max-0}; then
>+      # Best one so far, save it but keep looking for a better one
>+      ac_cv_path_EGREP="$ac_path_EGREP"
>+      ac_path_EGREP_max=$ac_count
>+    fi
>+    # 10*(2^10) chars as input seems more than enough
>+    test $ac_count -gt 10 && break
>+  done
>+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
>+esac
>+
>+      $ac_path_EGREP_found && break 3
>+    done
>+  done
>+  done
>+IFS=$as_save_IFS
>+  if test -z "$ac_cv_path_EGREP"; then
>+    as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
>+  fi
>+else
>+  ac_cv_path_EGREP=$EGREP
>+fi
>+
>+   fi
>+fi
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
>+$as_echo "$ac_cv_path_EGREP" >&6; }
>+ EGREP="$ac_cv_path_EGREP"
>+
>+
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
>+$as_echo_n "checking for ANSI C header files... " >&6; }
>+if ${ac_cv_header_stdc+:} false; then :
>+  $as_echo_n "(cached) " >&6
>+else
>+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> #include <stdlib.h>
> #include <stdarg.h>
>@@ -3252,51 +4151,23 @@ main ()
>   return 0;
> }
> _ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>+if ac_fn_c_try_compile "$LINENO"; then :
>   ac_cv_header_stdc=yes
> else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-ac_cv_header_stdc=no
>+  ac_cv_header_stdc=no
> fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
> 
> if test $ac_cv_header_stdc = yes; then
>   # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> #include <string.h>
> 
> _ACEOF
> if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
>-  $EGREP "memchr" >/dev/null 2>&1; then
>-  :
>+  $EGREP "memchr" >/dev/null 2>&1; then :
>+
> else
>   ac_cv_header_stdc=no
> fi
>@@ -3306,18 +4177,14 @@ fi
> 
> if test $ac_cv_header_stdc = yes; then
>   # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> #include <stdlib.h>
> 
> _ACEOF
> if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
>-  $EGREP "free" >/dev/null 2>&1; then
>-  :
>+  $EGREP "free" >/dev/null 2>&1; then :
>+
> else
>   ac_cv_header_stdc=no
> fi
>@@ -3327,16 +4194,13 @@ fi
> 
> if test $ac_cv_header_stdc = yes; then
>   # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
>-  if test "$cross_compiling" = yes; then
>+  if test "$cross_compiling" = yes; then :
>   :
> else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> #include <ctype.h>
>+#include <stdlib.h>
> #if ((' ' & 0x0FF) == 0x020)
> # define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
> # define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
>@@ -3356,109 +4220,39 @@ main ()
>   for (i = 0; i < 256; i++)
>     if (XOR (islower (i), ISLOWER (i))
> 	|| toupper (i) != TOUPPER (i))
>-      exit(2);
>-  exit (0);
>+      return 2;
>+  return 0;
> }
> _ACEOF
>-rm -f conftest$ac_exeext
>-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
>-  (eval $ac_link) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  :
>-else
>-  echo "$as_me: program exited with status $ac_status" >&5
>-echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>+if ac_fn_c_try_run "$LINENO"; then :
> 
>-( exit $ac_status )
>-ac_cv_header_stdc=no
>+else
>+  ac_cv_header_stdc=no
> fi
>-rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
>+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
>+  conftest.$ac_objext conftest.beam conftest.$ac_ext
> fi
>+
> fi
> fi
>-echo "$as_me:$LINENO: result: $ac_cv_header_stdc" >&5
>-echo "${ECHO_T}$ac_cv_header_stdc" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5
>+$as_echo "$ac_cv_header_stdc" >&6; }
> if test $ac_cv_header_stdc = yes; then
> 
>-cat >>confdefs.h <<\_ACEOF
>-#define STDC_HEADERS 1
>-_ACEOF
>+$as_echo "#define STDC_HEADERS 1" >>confdefs.h
> 
> fi
> 
> # On IRIX 5.3, sys/types and inttypes.h are conflicting.
>-
>-
>-
>-
>-
>-
>-
>-
>-
> for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
> 		  inttypes.h stdint.h unistd.h
>-do
>-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
>-echo "$as_me:$LINENO: checking for $ac_header" >&5
>-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-$ac_includes_default
>-
>-#include <$ac_header>
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  eval "$as_ac_Header=yes"
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-eval "$as_ac_Header=no"
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-fi
>-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
>-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
>-if test `eval echo '${'$as_ac_Header'}'` = yes; then
>+do :
>+  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
>+ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default
>+"
>+if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
>   cat >>confdefs.h <<_ACEOF
>-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
>+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
> _ACEOF
> 
> fi
>@@ -3466,415 +4260,34 @@ fi
> done
> 
> 
>-echo "$as_me:$LINENO: checking for void *" >&5
>-echo $ECHO_N "checking for void *... $ECHO_C" >&6
>-if test "${ac_cv_type_void_p+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+# The cast to long int works around a bug in the HP C Compiler
>+# version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
>+# declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
>+# This bug is HP SR number 8606223364.
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of void *" >&5
>+$as_echo_n "checking size of void *... " >&6; }
>+if ${ac_cv_sizeof_void_p+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-$ac_includes_default
>-int
>-main ()
>-{
>-if ((void * *) 0)
>-  return 0;
>-if (sizeof (void *))
>-  return 0;
>-  ;
>-  return 0;
>-}
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_cv_type_void_p=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>+  if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (void *))" "ac_cv_sizeof_void_p"        "$ac_includes_default"; then :
> 
>-ac_cv_type_void_p=no
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-fi
>-echo "$as_me:$LINENO: result: $ac_cv_type_void_p" >&5
>-echo "${ECHO_T}$ac_cv_type_void_p" >&6
>-
>-echo "$as_me:$LINENO: checking size of void *" >&5
>-echo $ECHO_N "checking size of void *... $ECHO_C" >&6
>-if test "${ac_cv_sizeof_void_p+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
> else
>   if test "$ac_cv_type_void_p" = yes; then
>-  # The cast to unsigned long works around a bug in the HP C Compiler
>-  # version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
>-  # declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
>-  # This bug is HP SR number 8606223364.
>-  if test "$cross_compiling" = yes; then
>-  # Depending upon the size, compute the lo and hi bounds.
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-$ac_includes_default
>-int
>-main ()
>-{
>-static int test_array [1 - 2 * !(((long) (sizeof (void *))) >= 0)];
>-test_array [0] = 0
>-
>-  ;
>-  return 0;
>-}
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_lo=0 ac_mid=0
>-  while :; do
>-    cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-$ac_includes_default
>-int
>-main ()
>-{
>-static int test_array [1 - 2 * !(((long) (sizeof (void *))) <= $ac_mid)];
>-test_array [0] = 0
>-
>-  ;
>-  return 0;
>-}
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_hi=$ac_mid; break
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-ac_lo=`expr $ac_mid + 1`
>-		    if test $ac_lo -le $ac_mid; then
>-		      ac_lo= ac_hi=
>-		      break
>-		    fi
>-		    ac_mid=`expr 2 '*' $ac_mid + 1`
>+     { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
>+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
>+as_fn_error 77 "cannot compute sizeof (void *)
>+See \`config.log' for more details" "$LINENO" 5; }
>+   else
>+     ac_cv_sizeof_void_p=0
>+   fi
> fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-  done
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
> 
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-$ac_includes_default
>-int
>-main ()
>-{
>-static int test_array [1 - 2 * !(((long) (sizeof (void *))) < 0)];
>-test_array [0] = 0
>-
>-  ;
>-  return 0;
>-}
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_hi=-1 ac_mid=-1
>-  while :; do
>-    cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-$ac_includes_default
>-int
>-main ()
>-{
>-static int test_array [1 - 2 * !(((long) (sizeof (void *))) >= $ac_mid)];
>-test_array [0] = 0
>-
>-  ;
>-  return 0;
>-}
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_lo=$ac_mid; break
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-ac_hi=`expr '(' $ac_mid ')' - 1`
>-		       if test $ac_mid -le $ac_hi; then
>-			 ac_lo= ac_hi=
>-			 break
>-		       fi
>-		       ac_mid=`expr 2 '*' $ac_mid`
> fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-  done
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_void_p" >&5
>+$as_echo "$ac_cv_sizeof_void_p" >&6; }
> 
>-ac_lo= ac_hi=
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-# Binary search between lo and hi bounds.
>-while test "x$ac_lo" != "x$ac_hi"; do
>-  ac_mid=`expr '(' $ac_hi - $ac_lo ')' / 2 + $ac_lo`
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-$ac_includes_default
>-int
>-main ()
>-{
>-static int test_array [1 - 2 * !(((long) (sizeof (void *))) <= $ac_mid)];
>-test_array [0] = 0
> 
>-  ;
>-  return 0;
>-}
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_hi=$ac_mid
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
> 
>-ac_lo=`expr '(' $ac_mid ')' + 1`
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-done
>-case $ac_lo in
>-?*) ac_cv_sizeof_void_p=$ac_lo;;
>-'') { { echo "$as_me:$LINENO: error: cannot compute sizeof (void *), 77
>-See \`config.log' for more details." >&5
>-echo "$as_me: error: cannot compute sizeof (void *), 77
>-See \`config.log' for more details." >&2;}
>-   { (exit 1); exit 1; }; } ;;
>-esac
>-else
>-  if test "$cross_compiling" = yes; then
>-  { { echo "$as_me:$LINENO: error: cannot run test program while cross compiling
>-See \`config.log' for more details." >&5
>-echo "$as_me: error: cannot run test program while cross compiling
>-See \`config.log' for more details." >&2;}
>-   { (exit 1); exit 1; }; }
>-else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-$ac_includes_default
>-long longval () { return (long) (sizeof (void *)); }
>-unsigned long ulongval () { return (long) (sizeof (void *)); }
>-#include <stdio.h>
>-#include <stdlib.h>
>-int
>-main ()
>-{
>-
>-  FILE *f = fopen ("conftest.val", "w");
>-  if (! f)
>-    exit (1);
>-  if (((long) (sizeof (void *))) < 0)
>-    {
>-      long i = longval ();
>-      if (i != ((long) (sizeof (void *))))
>-	exit (1);
>-      fprintf (f, "%ld\n", i);
>-    }
>-  else
>-    {
>-      unsigned long i = ulongval ();
>-      if (i != ((long) (sizeof (void *))))
>-	exit (1);
>-      fprintf (f, "%lu\n", i);
>-    }
>-  exit (ferror (f) || fclose (f) != 0);
>-
>-  ;
>-  return 0;
>-}
>-_ACEOF
>-rm -f conftest$ac_exeext
>-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
>-  (eval $ac_link) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_cv_sizeof_void_p=`cat conftest.val`
>-else
>-  echo "$as_me: program exited with status $ac_status" >&5
>-echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-( exit $ac_status )
>-{ { echo "$as_me:$LINENO: error: cannot compute sizeof (void *), 77
>-See \`config.log' for more details." >&5
>-echo "$as_me: error: cannot compute sizeof (void *), 77
>-See \`config.log' for more details." >&2;}
>-   { (exit 1); exit 1; }; }
>-fi
>-rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
>-fi
>-fi
>-rm -f conftest.val
>-else
>-  ac_cv_sizeof_void_p=0
>-fi
>-fi
>-echo "$as_me:$LINENO: result: $ac_cv_sizeof_void_p" >&5
>-echo "${ECHO_T}$ac_cv_sizeof_void_p" >&6
> cat >>confdefs.h <<_ACEOF
> #define SIZEOF_VOID_P $ac_cv_sizeof_void_p
> _ACEOF
>@@ -3888,21 +4301,17 @@ OBJC_CFLAGS=""
> CXXFLAGS=""
> case $host_os in
>     darwin*)
>-	echo "$as_me:$LINENO: checking Checking wxWidgets for min version:" >&5
>-echo $ECHO_N "checking Checking wxWidgets for min version:... $ECHO_C" >&6
>+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking Checking wxWidgets for min version:" >&5
>+$as_echo_n "checking Checking wxWidgets for min version:... " >&6; }
> 	WX_CC=`wx-config --cc`
> 	MAC_MIN=`echo "$WX_CC" | sed 's/^[^ ]*\ *//'`
>-	echo "$as_me:$LINENO: result: $MAC_MIN" >&5
>-echo "${ECHO_T}$MAC_MIN" >&6
>+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $MAC_MIN" >&5
>+$as_echo "$MAC_MIN" >&6; }
> 
>-	echo "$as_me:$LINENO: checking if compiler accepts -ObjC" >&5
>-echo $ECHO_N "checking if compiler accepts -ObjC... $ECHO_C" >&6
>+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if compiler accepts -ObjC" >&5
>+$as_echo_n "checking if compiler accepts -ObjC... " >&6; }
>   	CFLAGS="$CFLAGS -ObjC"
>-  	cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+  	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> 
> int
>@@ -3913,45 +4322,21 @@ main ()
>   return 0;
> }
> _ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>+if ac_fn_c_try_compile "$LINENO"; then :
>   accept_objc_flag=true
> else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-accept_objc_flag=false
>+  accept_objc_flag=false
> fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
>   	if test "X$accept_objc_flag" = "Xtrue"; then
>-	   echo "$as_me:$LINENO: result: yes" >&5
>-echo "${ECHO_T}yes" >&6
>+	   { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
>+$as_echo "yes" >&6; }
>            C_ONLY_FLAGS="-ObjC"
> 	else
>-	   	   	   	   echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>-	   echo "$as_me:$LINENO: checking for a Cocoa compliant Objective C compiler" >&5
>-echo $ECHO_N "checking for a Cocoa compliant Objective C compiler... $ECHO_C" >&6
>+	   	   	   	   { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
>+	   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a Cocoa compliant Objective C compiler" >&5
>+$as_echo_n "checking for a Cocoa compliant Objective C compiler... " >&6; }
> 	   SEARCHFOR=""
> 	   SEARCHFORXX=""
> 	   save_IFS=$IFS
>@@ -3980,22 +4365,20 @@ echo $ECHO_N "checking for a Cocoa compliant Objective
> 	   done
> 	   IFS=$save_IFS
> 	   if test X$APPLE_CC = X -o X$APPLE_CXX = X; then
>-	      echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+	      { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
> 	      	      if test X"$WX_BUILDING_INSIDE_ERLSRC" != X"true" ; then
>-		{ { echo "$as_me:$LINENO: error: Can not find compiler to compile Cocoa applications" >&5
>-echo "$as_me: error: Can not find compiler to compile Cocoa applications" >&2;}
>-   { (exit 1); exit 1; }; }
>+		as_fn_error $? "Can not find compiler to compile Cocoa applications" "$LINENO" 5
> 	      else
> 		echo "Can not find compiler to compile Cocoa applications" > ./CONF_INFO
> 		WXERL_CAN_BUILD_DRIVER=false
>-		{ echo "$as_me:$LINENO: WARNING: Can not find compiler to compile Cocoa applications" >&5
>-echo "$as_me: WARNING: Can not find compiler to compile Cocoa applications" >&2;}
>+		{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Can not find compiler to compile Cocoa applications" >&5
>+$as_echo "$as_me: WARNING: Can not find compiler to compile Cocoa applications" >&2;}
> 	      fi
> 	      WXERL_CAN_BUILD_DRIVER=false
> 	   else
>-	      	      	      echo "$as_me:$LINENO: result: $APPLE_CC ($APPLE_CXX)" >&5
>-echo "${ECHO_T}$APPLE_CC ($APPLE_CXX)" >&6
>+	      	      	      { $as_echo "$as_me:${as_lineno-$LINENO}: result: $APPLE_CC ($APPLE_CXX)" >&5
>+$as_echo "$APPLE_CC ($APPLE_CXX)" >&6; }
> 	      	      CC=$APPLE_CC
> 	      CXX=$APPLE_CXX
> 	      	      #CXXFLAGS="-x c++ $CXXFLAGS"
>@@ -4009,8 +4392,8 @@ echo "${ECHO_T}$APPLE_CC ($APPLE_CXX)" >&6
>     mingw32)
> 	CFLAGS="$CFLAGS -DWIN32 -DWINVER=0x0600 -D_WINDOWS -D_UNICODE -DUNICODE"
> 	CPPFLAGS="$CPPFLAGS -D_WIN32_WINNT=0x0600"
>-	{ echo "$as_me:$LINENO: WARNING: Reverting to 32-bit time_t" >&5
>-echo "$as_me: WARNING: Reverting to 32-bit time_t" >&2;}
>+	{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Reverting to 32-bit time_t" >&5
>+$as_echo "$as_me: WARNING: Reverting to 32-bit time_t" >&2;}
> 	CPPFLAGS="$CPPFLAGS -D_USE_32BIT_TIME_T"
> 	;;
>     win32)
>@@ -4072,297 +4455,21 @@ esac
> 
> 
> if test X"$host_os" != X"win32" ; then
>-
>-for ac_header in GL/gl.h
>-do
>-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo "$as_me:$LINENO: checking for $ac_header" >&5
>-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-fi
>-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
>-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
>-else
>-  # Is the header compilable?
>-echo "$as_me:$LINENO: checking $ac_header usability" >&5
>-echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-$ac_includes_default
>-#include <$ac_header>
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_header_compiler=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-ac_header_compiler=no
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
>-echo "${ECHO_T}$ac_header_compiler" >&6
>-
>-# Is the header present?
>-echo "$as_me:$LINENO: checking $ac_header presence" >&5
>-echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-#include <$ac_header>
>-_ACEOF
>-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
>-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } >/dev/null; then
>-  if test -s conftest.err; then
>-    ac_cpp_err=$ac_c_preproc_warn_flag
>-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
>-  else
>-    ac_cpp_err=
>-  fi
>-else
>-  ac_cpp_err=yes
>-fi
>-if test -z "$ac_cpp_err"; then
>-  ac_header_preproc=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-  ac_header_preproc=no
>-fi
>-rm -f conftest.err conftest.$ac_ext
>-echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
>-echo "${ECHO_T}$ac_header_preproc" >&6
>-
>-# So?  What about this header?
>-case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
>-  yes:no: )
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5
>-echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5
>-echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}
>-    ac_header_preproc=yes
>-    ;;
>-  no:yes:* )
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5
>-echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header:     check for missing prerequisite headers?" >&5
>-echo "$as_me: WARNING: $ac_header:     check for missing prerequisite headers?" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5
>-echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&5
>-echo "$as_me: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
>-echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5
>-echo "$as_me: WARNING: $ac_header: in the future, the compiler will take precedence" >&2;}
>-    (
>-      cat <<\_ASBOX
>-## ------------------------------------------ ##
>-## Report this to the AC_PACKAGE_NAME lists.  ##
>-## ------------------------------------------ ##
>-_ASBOX
>-    ) |
>-      sed "s/^/$as_me: WARNING:     /" >&2
>-    ;;
>-esac
>-echo "$as_me:$LINENO: checking for $ac_header" >&5
>-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-else
>-  eval "$as_ac_Header=\$ac_header_preproc"
>-fi
>-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
>-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
>-
>-fi
>-if test `eval echo '${'$as_ac_Header'}'` = yes; then
>+    for ac_header in GL/gl.h
>+do :
>+  ac_fn_c_check_header_mongrel "$LINENO" "GL/gl.h" "ac_cv_header_GL_gl_h" "$ac_includes_default"
>+if test "x$ac_cv_header_GL_gl_h" = xyes; then :
>   cat >>confdefs.h <<_ACEOF
>-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
>+#define HAVE_GL_GL_H 1
> _ACEOF
> 
> else
>-
>-for ac_header in OpenGL/gl.h
>-do
>-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo "$as_me:$LINENO: checking for $ac_header" >&5
>-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-fi
>-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
>-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
>-else
>-  # Is the header compilable?
>-echo "$as_me:$LINENO: checking $ac_header usability" >&5
>-echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-$ac_includes_default
>-#include <$ac_header>
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_header_compiler=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-ac_header_compiler=no
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
>-echo "${ECHO_T}$ac_header_compiler" >&6
>-
>-# Is the header present?
>-echo "$as_me:$LINENO: checking $ac_header presence" >&5
>-echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-#include <$ac_header>
>-_ACEOF
>-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
>-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } >/dev/null; then
>-  if test -s conftest.err; then
>-    ac_cpp_err=$ac_c_preproc_warn_flag
>-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
>-  else
>-    ac_cpp_err=
>-  fi
>-else
>-  ac_cpp_err=yes
>-fi
>-if test -z "$ac_cpp_err"; then
>-  ac_header_preproc=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-  ac_header_preproc=no
>-fi
>-rm -f conftest.err conftest.$ac_ext
>-echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
>-echo "${ECHO_T}$ac_header_preproc" >&6
>-
>-# So?  What about this header?
>-case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
>-  yes:no: )
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5
>-echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5
>-echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}
>-    ac_header_preproc=yes
>-    ;;
>-  no:yes:* )
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5
>-echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header:     check for missing prerequisite headers?" >&5
>-echo "$as_me: WARNING: $ac_header:     check for missing prerequisite headers?" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5
>-echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&5
>-echo "$as_me: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
>-echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5
>-echo "$as_me: WARNING: $ac_header: in the future, the compiler will take precedence" >&2;}
>-    (
>-      cat <<\_ASBOX
>-## ------------------------------------------ ##
>-## Report this to the AC_PACKAGE_NAME lists.  ##
>-## ------------------------------------------ ##
>-_ASBOX
>-    ) |
>-      sed "s/^/$as_me: WARNING:     /" >&2
>-    ;;
>-esac
>-echo "$as_me:$LINENO: checking for $ac_header" >&5
>-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-else
>-  eval "$as_ac_Header=\$ac_header_preproc"
>-fi
>-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
>-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
>-
>-fi
>-if test `eval echo '${'$as_ac_Header'}'` = yes; then
>+  for ac_header in OpenGL/gl.h
>+do :
>+  ac_fn_c_check_header_mongrel "$LINENO" "OpenGL/gl.h" "ac_cv_header_OpenGL_gl_h" "$ac_includes_default"
>+if test "x$ac_cv_header_OpenGL_gl_h" = xyes; then :
>   cat >>confdefs.h <<_ACEOF
>-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
>+#define HAVE_OPENGL_GL_H 1
> _ACEOF
> 
> fi
>@@ -4377,154 +4484,16 @@ done
>        	test X"$ac_cv_header_OpenGL_gl_h" != Xyes
>     then
>        	saved_CPPFLAGS="$CPPFLAGS"
>-	{ echo "$as_me:$LINENO: Checking for OpenGL headers in /usr/X11R6" >&5
>-echo "$as_me: Checking for OpenGL headers in /usr/X11R6" >&6;}
>+	{ $as_echo "$as_me:${as_lineno-$LINENO}: Checking for OpenGL headers in /usr/X11R6" >&5
>+$as_echo "$as_me: Checking for OpenGL headers in /usr/X11R6" >&6;}
>        	CPPFLAGS="-isystem /usr/X11R6/include $CPPFLAGS"
>        	$as_unset ac_cv_header_GL_gl_h
>-
>-for ac_header in GL/gl.h
>-do
>-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo "$as_me:$LINENO: checking for $ac_header" >&5
>-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-fi
>-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
>-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
>-else
>-  # Is the header compilable?
>-echo "$as_me:$LINENO: checking $ac_header usability" >&5
>-echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-$ac_includes_default
>-#include <$ac_header>
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_header_compiler=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-ac_header_compiler=no
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
>-echo "${ECHO_T}$ac_header_compiler" >&6
>-
>-# Is the header present?
>-echo "$as_me:$LINENO: checking $ac_header presence" >&5
>-echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-#include <$ac_header>
>-_ACEOF
>-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
>-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } >/dev/null; then
>-  if test -s conftest.err; then
>-    ac_cpp_err=$ac_c_preproc_warn_flag
>-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
>-  else
>-    ac_cpp_err=
>-  fi
>-else
>-  ac_cpp_err=yes
>-fi
>-if test -z "$ac_cpp_err"; then
>-  ac_header_preproc=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-  ac_header_preproc=no
>-fi
>-rm -f conftest.err conftest.$ac_ext
>-echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
>-echo "${ECHO_T}$ac_header_preproc" >&6
>-
>-# So?  What about this header?
>-case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
>-  yes:no: )
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5
>-echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5
>-echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}
>-    ac_header_preproc=yes
>-    ;;
>-  no:yes:* )
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5
>-echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header:     check for missing prerequisite headers?" >&5
>-echo "$as_me: WARNING: $ac_header:     check for missing prerequisite headers?" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5
>-echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&5
>-echo "$as_me: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
>-echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5
>-echo "$as_me: WARNING: $ac_header: in the future, the compiler will take precedence" >&2;}
>-    (
>-      cat <<\_ASBOX
>-## ------------------------------------------ ##
>-## Report this to the AC_PACKAGE_NAME lists.  ##
>-## ------------------------------------------ ##
>-_ASBOX
>-    ) |
>-      sed "s/^/$as_me: WARNING:     /" >&2
>-    ;;
>-esac
>-echo "$as_me:$LINENO: checking for $ac_header" >&5
>-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-else
>-  eval "$as_ac_Header=\$ac_header_preproc"
>-fi
>-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
>-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
>-
>-fi
>-if test `eval echo '${'$as_ac_Header'}'` = yes; then
>+       	for ac_header in GL/gl.h
>+do :
>+  ac_fn_c_check_header_mongrel "$LINENO" "GL/gl.h" "ac_cv_header_GL_gl_h" "$ac_includes_default"
>+if test "x$ac_cv_header_GL_gl_h" = xyes; then :
>   cat >>confdefs.h <<_ACEOF
>-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
>+#define HAVE_GL_GL_H 1
> _ACEOF
> 
> fi
>@@ -4532,154 +4501,16 @@ fi
> done
> 
>        	if test X"$ac_cv_header_GL_gl_h" != Xyes ; then
>-	    { echo "$as_me:$LINENO: Checking for OpenGL headers in /usr/local" >&5
>-echo "$as_me: Checking for OpenGL headers in /usr/local" >&6;}
>+	    { $as_echo "$as_me:${as_lineno-$LINENO}: Checking for OpenGL headers in /usr/local" >&5
>+$as_echo "$as_me: Checking for OpenGL headers in /usr/local" >&6;}
> 	    CPPFLAGS="-isystem /usr/local/include $saved_CPPFLAGS"
> 	    $as_unset ac_cv_header_GL_gl_h
>-
>-for ac_header in GL/gl.h
>-do
>-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo "$as_me:$LINENO: checking for $ac_header" >&5
>-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-fi
>-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
>-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
>-else
>-  # Is the header compilable?
>-echo "$as_me:$LINENO: checking $ac_header usability" >&5
>-echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-$ac_includes_default
>-#include <$ac_header>
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_header_compiler=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-ac_header_compiler=no
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
>-echo "${ECHO_T}$ac_header_compiler" >&6
>-
>-# Is the header present?
>-echo "$as_me:$LINENO: checking $ac_header presence" >&5
>-echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-#include <$ac_header>
>-_ACEOF
>-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
>-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } >/dev/null; then
>-  if test -s conftest.err; then
>-    ac_cpp_err=$ac_c_preproc_warn_flag
>-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
>-  else
>-    ac_cpp_err=
>-  fi
>-else
>-  ac_cpp_err=yes
>-fi
>-if test -z "$ac_cpp_err"; then
>-  ac_header_preproc=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-  ac_header_preproc=no
>-fi
>-rm -f conftest.err conftest.$ac_ext
>-echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
>-echo "${ECHO_T}$ac_header_preproc" >&6
>-
>-# So?  What about this header?
>-case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
>-  yes:no: )
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5
>-echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5
>-echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}
>-    ac_header_preproc=yes
>-    ;;
>-  no:yes:* )
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5
>-echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header:     check for missing prerequisite headers?" >&5
>-echo "$as_me: WARNING: $ac_header:     check for missing prerequisite headers?" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5
>-echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&5
>-echo "$as_me: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
>-echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5
>-echo "$as_me: WARNING: $ac_header: in the future, the compiler will take precedence" >&2;}
>-    (
>-      cat <<\_ASBOX
>-## ------------------------------------------ ##
>-## Report this to the AC_PACKAGE_NAME lists.  ##
>-## ------------------------------------------ ##
>-_ASBOX
>-    ) |
>-      sed "s/^/$as_me: WARNING:     /" >&2
>-    ;;
>-esac
>-echo "$as_me:$LINENO: checking for $ac_header" >&5
>-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-else
>-  eval "$as_ac_Header=\$ac_header_preproc"
>-fi
>-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
>-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
>-
>-fi
>-if test `eval echo '${'$as_ac_Header'}'` = yes; then
>+	    for ac_header in GL/gl.h
>+do :
>+  ac_fn_c_check_header_mongrel "$LINENO" "GL/gl.h" "ac_cv_header_GL_gl_h" "$ac_includes_default"
>+if test "x$ac_cv_header_GL_gl_h" = xyes; then :
>   cat >>confdefs.h <<_ACEOF
>-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
>+#define HAVE_GL_GL_H 1
> _ACEOF
> 
> fi
>@@ -4687,8 +4518,8 @@ fi
> done
> 
> 	    if test X"$ac_cv_header_GL_gl_h" != Xyes ; then
>-		{ echo "$as_me:$LINENO: WARNING: No OpenGL headers found, wx will NOT be usable" >&5
>-echo "$as_me: WARNING: No OpenGL headers found, wx will NOT be usable" >&2;}
>+		{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: No OpenGL headers found, wx will NOT be usable" >&5
>+$as_echo "$as_me: WARNING: No OpenGL headers found, wx will NOT be usable" >&2;}
> 		CPPFLAGS="$saved_CPPFLAGS"
> 	    else
> 	    	GL_LIBS="-L/usr/local/lib $GL_LIBS"
>@@ -4698,61 +4529,13 @@ echo "$as_me: WARNING: No OpenGL headers found, wx wil
>        	fi
>     fi
> else
>-
>-for ac_header in gl/gl.h
>-do
>-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
>-echo "$as_me:$LINENO: checking for $ac_header" >&5
>-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-#include <windows.h>
>-
>-#include <$ac_header>
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  eval "$as_ac_Header=yes"
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-eval "$as_ac_Header=no"
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-fi
>-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
>-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
>-if test `eval echo '${'$as_ac_Header'}'` = yes; then
>+    for ac_header in gl/gl.h
>+do :
>+  ac_fn_c_check_header_compile "$LINENO" "gl/gl.h" "ac_cv_header_gl_gl_h" "#include <windows.h>
>+"
>+if test "x$ac_cv_header_gl_gl_h" = xyes; then :
>   cat >>confdefs.h <<_ACEOF
>-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
>+#define HAVE_GL_GL_H 1
> _ACEOF
> 
> fi
>@@ -4762,297 +4545,21 @@ done
> fi
> 
> if test X"$host_os" != X"win32" ; then
>-
>-for ac_header in GL/glu.h
>-do
>-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo "$as_me:$LINENO: checking for $ac_header" >&5
>-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-fi
>-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
>-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
>-else
>-  # Is the header compilable?
>-echo "$as_me:$LINENO: checking $ac_header usability" >&5
>-echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-$ac_includes_default
>-#include <$ac_header>
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_header_compiler=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-ac_header_compiler=no
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
>-echo "${ECHO_T}$ac_header_compiler" >&6
>-
>-# Is the header present?
>-echo "$as_me:$LINENO: checking $ac_header presence" >&5
>-echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-#include <$ac_header>
>-_ACEOF
>-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
>-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } >/dev/null; then
>-  if test -s conftest.err; then
>-    ac_cpp_err=$ac_c_preproc_warn_flag
>-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
>-  else
>-    ac_cpp_err=
>-  fi
>-else
>-  ac_cpp_err=yes
>-fi
>-if test -z "$ac_cpp_err"; then
>-  ac_header_preproc=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-  ac_header_preproc=no
>-fi
>-rm -f conftest.err conftest.$ac_ext
>-echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
>-echo "${ECHO_T}$ac_header_preproc" >&6
>-
>-# So?  What about this header?
>-case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
>-  yes:no: )
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5
>-echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5
>-echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}
>-    ac_header_preproc=yes
>-    ;;
>-  no:yes:* )
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5
>-echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header:     check for missing prerequisite headers?" >&5
>-echo "$as_me: WARNING: $ac_header:     check for missing prerequisite headers?" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5
>-echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&5
>-echo "$as_me: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
>-echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5
>-echo "$as_me: WARNING: $ac_header: in the future, the compiler will take precedence" >&2;}
>-    (
>-      cat <<\_ASBOX
>-## ------------------------------------------ ##
>-## Report this to the AC_PACKAGE_NAME lists.  ##
>-## ------------------------------------------ ##
>-_ASBOX
>-    ) |
>-      sed "s/^/$as_me: WARNING:     /" >&2
>-    ;;
>-esac
>-echo "$as_me:$LINENO: checking for $ac_header" >&5
>-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-else
>-  eval "$as_ac_Header=\$ac_header_preproc"
>-fi
>-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
>-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
>-
>-fi
>-if test `eval echo '${'$as_ac_Header'}'` = yes; then
>+    for ac_header in GL/glu.h
>+do :
>+  ac_fn_c_check_header_mongrel "$LINENO" "GL/glu.h" "ac_cv_header_GL_glu_h" "$ac_includes_default"
>+if test "x$ac_cv_header_GL_glu_h" = xyes; then :
>   cat >>confdefs.h <<_ACEOF
>-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
>+#define HAVE_GL_GLU_H 1
> _ACEOF
> 
> else
>-
>-for ac_header in OpenGL/glu.h
>-do
>-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo "$as_me:$LINENO: checking for $ac_header" >&5
>-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-fi
>-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
>-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
>-else
>-  # Is the header compilable?
>-echo "$as_me:$LINENO: checking $ac_header usability" >&5
>-echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-$ac_includes_default
>-#include <$ac_header>
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_header_compiler=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-ac_header_compiler=no
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
>-echo "${ECHO_T}$ac_header_compiler" >&6
>-
>-# Is the header present?
>-echo "$as_me:$LINENO: checking $ac_header presence" >&5
>-echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-#include <$ac_header>
>-_ACEOF
>-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
>-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } >/dev/null; then
>-  if test -s conftest.err; then
>-    ac_cpp_err=$ac_c_preproc_warn_flag
>-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
>-  else
>-    ac_cpp_err=
>-  fi
>-else
>-  ac_cpp_err=yes
>-fi
>-if test -z "$ac_cpp_err"; then
>-  ac_header_preproc=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-  ac_header_preproc=no
>-fi
>-rm -f conftest.err conftest.$ac_ext
>-echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
>-echo "${ECHO_T}$ac_header_preproc" >&6
>-
>-# So?  What about this header?
>-case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
>-  yes:no: )
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5
>-echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5
>-echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}
>-    ac_header_preproc=yes
>-    ;;
>-  no:yes:* )
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5
>-echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header:     check for missing prerequisite headers?" >&5
>-echo "$as_me: WARNING: $ac_header:     check for missing prerequisite headers?" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5
>-echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&5
>-echo "$as_me: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
>-echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}
>-    { echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5
>-echo "$as_me: WARNING: $ac_header: in the future, the compiler will take precedence" >&2;}
>-    (
>-      cat <<\_ASBOX
>-## ------------------------------------------ ##
>-## Report this to the AC_PACKAGE_NAME lists.  ##
>-## ------------------------------------------ ##
>-_ASBOX
>-    ) |
>-      sed "s/^/$as_me: WARNING:     /" >&2
>-    ;;
>-esac
>-echo "$as_me:$LINENO: checking for $ac_header" >&5
>-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-else
>-  eval "$as_ac_Header=\$ac_header_preproc"
>-fi
>-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
>-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
>-
>-fi
>-if test `eval echo '${'$as_ac_Header'}'` = yes; then
>+  for ac_header in OpenGL/glu.h
>+do :
>+  ac_fn_c_check_header_mongrel "$LINENO" "OpenGL/glu.h" "ac_cv_header_OpenGL_glu_h" "$ac_includes_default"
>+if test "x$ac_cv_header_OpenGL_glu_h" = xyes; then :
>   cat >>confdefs.h <<_ACEOF
>-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
>+#define HAVE_OPENGL_GLU_H 1
> _ACEOF
> 
> fi
>@@ -5066,65 +4573,17 @@ done
>     if test X"$ac_cv_header_GL_glu_h" != Xyes &&
>         test X"$ac_cv_header_OpenGL_glu_h" != Xyes
>     then
>-	{ echo "$as_me:$LINENO: WARNING: No GLU headers found, wx will NOT be usable" >&5
>-echo "$as_me: WARNING: No GLU headers found, wx will NOT be usable" >&2;}
>+	{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: No GLU headers found, wx will NOT be usable" >&5
>+$as_echo "$as_me: WARNING: No GLU headers found, wx will NOT be usable" >&2;}
>     fi
> else
>-
>-for ac_header in gl/glu.h
>-do
>-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
>-echo "$as_me:$LINENO: checking for $ac_header" >&5
>-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-#include <windows.h>
>-
>-#include <$ac_header>
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  eval "$as_ac_Header=yes"
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-eval "$as_ac_Header=no"
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-fi
>-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
>-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
>-if test `eval echo '${'$as_ac_Header'}'` = yes; then
>+    for ac_header in gl/glu.h
>+do :
>+  ac_fn_c_check_header_compile "$LINENO" "gl/glu.h" "ac_cv_header_gl_glu_h" "#include <windows.h>
>+"
>+if test "x$ac_cv_header_gl_glu_h" = xyes; then :
>   cat >>confdefs.h <<_ACEOF
>-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
>+#define HAVE_GL_GLU_H 1
> _ACEOF
> 
> fi
>@@ -5146,43 +4605,39 @@ CFLAGS="$CFLAGS $CPPFLAGS $C_ONLY_FLAGS"
> 
> 
> if test X"$WX_BUILDING_INSIDE_ERLSRC" != X"true" ; then
>-    echo "$as_me:$LINENO: checking for erl" >&5
>-echo $ECHO_N "checking for erl... $ECHO_C" >&6
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for erl" >&5
>+$as_echo_n "checking for erl... " >&6; }
>     if test X$ERL != X; then
>-       echo "$as_me:$LINENO: result: yes; using $ERL" >&5
>-echo "${ECHO_T}yes; using $ERL" >&6
>+       { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes; using $ERL" >&5
>+$as_echo "yes; using $ERL" >&6; }
>     else
>        type erl >/dev/null 2>&1
>        if test $? -eq 0 ; then
>           ERL=erl
>-          echo "$as_me:$LINENO: result: yes" >&5
>-echo "${ECHO_T}yes" >&6
>+          { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
>+$as_echo "yes" >&6; }
>        else
>-	  { { echo "$as_me:$LINENO: error: Cannot find erl in path" >&5
>-echo "$as_me: error: Cannot find erl in path" >&2;}
>-   { (exit 1); exit 1; }; }
>+	  as_fn_error $? "Cannot find erl in path" "$LINENO" 5
>        fi
>     fi
>-    echo "$as_me:$LINENO: checking for erlc" >&5
>-echo $ECHO_N "checking for erlc... $ECHO_C" >&6
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for erlc" >&5
>+$as_echo_n "checking for erlc... " >&6; }
>     if test X$ERLC != X; then
>-       echo "$as_me:$LINENO: result: yes; using $ERLC" >&5
>-echo "${ECHO_T}yes; using $ERLC" >&6
>+       { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes; using $ERLC" >&5
>+$as_echo "yes; using $ERLC" >&6; }
>     else
>        type erlc >/dev/null 2>&1
>        if test $? -eq 0 ; then
>           ERLC=erlc
>-          echo "$as_me:$LINENO: result: yes" >&5
>-echo "${ECHO_T}yes" >&6
>+          { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
>+$as_echo "yes" >&6; }
>        else
>-	  { { echo "$as_me:$LINENO: error: Cannot find erlc in path" >&5
>-echo "$as_me: error: Cannot find erlc in path" >&2;}
>-   { (exit 1); exit 1; }; }
>+	  as_fn_error $? "Cannot find erlc in path" "$LINENO" 5
>        fi
>     fi
>     ERLANG_ROOT_DIR=`erl -noshell -eval 'io:format("~s~n",[code:root_dir()])' -s erlang halt`
>-    { echo "$as_me:$LINENO: ERL ROOT DIR: $ERLANG_ROOT_DIR" >&5
>-echo "$as_me: ERL ROOT DIR: $ERLANG_ROOT_DIR" >&6;}
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: ERL ROOT DIR: $ERLANG_ROOT_DIR" >&5
>+$as_echo "$as_me: ERL ROOT DIR: $ERLANG_ROOT_DIR" >&6;}
>     ERLWX_VSN=`grep WX_VSN $srcdir/vsn.mk | sed 's/^.*= *//'`
> else
>     ERLC=erlc
>@@ -5272,41 +4727,41 @@ elif test  X"$MIXED_CYGWIN_VC" = X"no" -a X"$MIXED_MSY
> 
> 
> 
>-# Check whether --with-wxdir or --without-wxdir was given.
>-if test "${with_wxdir+set}" = set; then
>-  withval="$with_wxdir"
>-   wx_config_name="$withval/wx-config"
>+# Check whether --with-wxdir was given.
>+if test "${with_wxdir+set}" = set; then :
>+  withval=$with_wxdir;  wx_config_name="$withval/wx-config"
>                   wx_config_args="--inplace"
>-fi;
>+fi
> 
>-# Check whether --with-wx-config or --without-wx-config was given.
>-if test "${with_wx_config+set}" = set; then
>-  withval="$with_wx_config"
>-  wx_config_name="$withval"
>-fi;
> 
>-# Check whether --with-wx-prefix or --without-wx-prefix was given.
>-if test "${with_wx_prefix+set}" = set; then
>-  withval="$with_wx_prefix"
>-  wx_config_prefix="$withval"
>+# Check whether --with-wx-config was given.
>+if test "${with_wx_config+set}" = set; then :
>+  withval=$with_wx_config; wx_config_name="$withval"
>+fi
>+
>+
>+# Check whether --with-wx-prefix was given.
>+if test "${with_wx_prefix+set}" = set; then :
>+  withval=$with_wx_prefix; wx_config_prefix="$withval"
> else
>   wx_config_prefix=""
>-fi;
>+fi
> 
>-# Check whether --with-wx-exec-prefix or --without-wx-exec-prefix was given.
>-if test "${with_wx_exec_prefix+set}" = set; then
>-  withval="$with_wx_exec_prefix"
>-  wx_config_exec_prefix="$withval"
>+
>+# Check whether --with-wx-exec-prefix was given.
>+if test "${with_wx_exec_prefix+set}" = set; then :
>+  withval=$with_wx_exec_prefix; wx_config_exec_prefix="$withval"
> else
>   wx_config_exec_prefix=""
>-fi;
>+fi
> 
>+
>     reqwx=2.8.4
>     # Try to find debug libs first
>     # wxelibs=core,base,gl,aui,adv
> 
>-    echo "$as_me:$LINENO: checking for debug build of wxWidgets" >&5
>-echo $ECHO_N "checking for debug build of wxWidgets... $ECHO_C" >&6
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for debug build of wxWidgets" >&5
>+$as_echo_n "checking for debug build of wxWidgets... " >&6; }
> 
> 
> 
>@@ -5331,18 +4786,18 @@ echo $ECHO_N "checking for debug build of wxWidgets...
>   fi
> 
>     if test -x "$WX_CONFIG_NAME" ; then
>-     echo "$as_me:$LINENO: checking for wx-config" >&5
>-echo $ECHO_N "checking for wx-config... $ECHO_C" >&6
>+     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for wx-config" >&5
>+$as_echo_n "checking for wx-config... " >&6; }
>      WX_CONFIG_PATH="$WX_CONFIG_NAME"
>-     echo "$as_me:$LINENO: result: $WX_CONFIG_PATH" >&5
>-echo "${ECHO_T}$WX_CONFIG_PATH" >&6
>+     { $as_echo "$as_me:${as_lineno-$LINENO}: result: $WX_CONFIG_PATH" >&5
>+$as_echo "$WX_CONFIG_PATH" >&6; }
>   else
>      # Extract the first word of "$WX_CONFIG_NAME", so it can be a program name with args.
> set dummy $WX_CONFIG_NAME; ac_word=$2
>-echo "$as_me:$LINENO: checking for $ac_word" >&5
>-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
>-if test "${ac_cv_path_WX_CONFIG_PATH+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
>+$as_echo_n "checking for $ac_word... " >&6; }
>+if ${ac_cv_path_WX_CONFIG_PATH+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>   case $WX_CONFIG_PATH in
>   [\\/]* | ?:[\\/]*)
>@@ -5355,29 +4810,30 @@ for as_dir in $as_dummy
> do
>   IFS=$as_save_IFS
>   test -z "$as_dir" && as_dir=.
>-  for ac_exec_ext in '' $ac_executable_extensions; do
>-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>+    for ac_exec_ext in '' $ac_executable_extensions; do
>+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>     ac_cv_path_WX_CONFIG_PATH="$as_dir/$ac_word$ac_exec_ext"
>-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
>+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
>     break 2
>   fi
> done
>-done
>+  done
>+IFS=$as_save_IFS
> 
>   test -z "$ac_cv_path_WX_CONFIG_PATH" && ac_cv_path_WX_CONFIG_PATH="no"
>   ;;
> esac
> fi
> WX_CONFIG_PATH=$ac_cv_path_WX_CONFIG_PATH
>-
> if test -n "$WX_CONFIG_PATH"; then
>-  echo "$as_me:$LINENO: result: $WX_CONFIG_PATH" >&5
>-echo "${ECHO_T}$WX_CONFIG_PATH" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $WX_CONFIG_PATH" >&5
>+$as_echo "$WX_CONFIG_PATH" >&6; }
> else
>-  echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
> fi
> 
>+
>   fi
> 
>   if test "$WX_CONFIG_PATH" != "no" ; then
>@@ -5385,11 +4841,11 @@ fi
> 
>     min_wx_version=$reqwx
>     if test -z "--unicode --debug=yes" ; then
>-      echo "$as_me:$LINENO: checking for wxWidgets version >= $min_wx_version" >&5
>-echo $ECHO_N "checking for wxWidgets version >= $min_wx_version... $ECHO_C" >&6
>+      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for wxWidgets version >= $min_wx_version" >&5
>+$as_echo_n "checking for wxWidgets version >= $min_wx_version... " >&6; }
>     else
>-      echo "$as_me:$LINENO: checking for wxWidgets version >= $min_wx_version (--unicode --debug=yes)" >&5
>-echo $ECHO_N "checking for wxWidgets version >= $min_wx_version (--unicode --debug=yes)... $ECHO_C" >&6
>+      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for wxWidgets version >= $min_wx_version (--unicode --debug=yes)" >&5
>+$as_echo_n "checking for wxWidgets version >= $min_wx_version (--unicode --debug=yes)... " >&6; }
>     fi
> 
>             WX_CONFIG_WITH_ARGS="$WX_CONFIG_PATH $wx_config_args --unicode --debug=yes"
>@@ -5431,19 +4887,19 @@ echo $ECHO_N "checking for wxWidgets version >= $min_w
> 
> 
>     if test -n "$wx_ver_ok"; then
>-      echo "$as_me:$LINENO: result: yes (version $WX_VERSION)" >&5
>-echo "${ECHO_T}yes (version $WX_VERSION)" >&6
>+      { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes (version $WX_VERSION)" >&5
>+$as_echo "yes (version $WX_VERSION)" >&6; }
>       WX_LIBS=`$WX_CONFIG_WITH_ARGS --libs stc,xrc,html,adv,xml,core,base,gl,aui`
> 
>-                              echo "$as_me:$LINENO: checking for wxWidgets static library" >&5
>-echo $ECHO_N "checking for wxWidgets static library... $ECHO_C" >&6
>+                              { $as_echo "$as_me:${as_lineno-$LINENO}: checking for wxWidgets static library" >&5
>+$as_echo_n "checking for wxWidgets static library... " >&6; }
>       WX_LIBS_STATIC=`$WX_CONFIG_WITH_ARGS --static --libs stc,xrc,html,adv,xml,core,base,gl,aui 2>/dev/null`
>       if test "x$WX_LIBS_STATIC" = "x"; then
>-        echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
>       else
>-        echo "$as_me:$LINENO: result: yes" >&5
>-echo "${ECHO_T}yes" >&6
>+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
>+$as_echo "yes" >&6; }
>       fi
> 
>             wx_has_cppflags=""
>@@ -5500,11 +4956,11 @@ echo "${ECHO_T}yes" >&6
>     else
> 
>        if test "x$WX_VERSION" = x; then
>-                    echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+                    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
>        else
>-          echo "$as_me:$LINENO: result: no (version $WX_VERSION is not new enough)" >&5
>-echo "${ECHO_T}no (version $WX_VERSION is not new enough)" >&6
>+          { $as_echo "$as_me:${as_lineno-$LINENO}: result: no (version $WX_VERSION is not new enough)" >&5
>+$as_echo "no (version $WX_VERSION is not new enough)" >&6; }
>        fi
> 
>        WX_CFLAGS=""
>@@ -5581,8 +5037,8 @@ echo "${ECHO_T}no (version $WX_VERSION is not new enou
> 
> 
> 
>-    echo "$as_me:$LINENO: checking for standard build of wxWidgets" >&5
>-echo $ECHO_N "checking for standard build of wxWidgets... $ECHO_C" >&6
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for standard build of wxWidgets" >&5
>+$as_echo_n "checking for standard build of wxWidgets... " >&6; }
> 
> 
>     if test x${WX_CONFIG_NAME+set} != xset ; then
>@@ -5606,18 +5062,18 @@ echo $ECHO_N "checking for standard build of wxWidgets
>   fi
> 
>     if test -x "$WX_CONFIG_NAME" ; then
>-     echo "$as_me:$LINENO: checking for wx-config" >&5
>-echo $ECHO_N "checking for wx-config... $ECHO_C" >&6
>+     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for wx-config" >&5
>+$as_echo_n "checking for wx-config... " >&6; }
>      WX_CONFIG_PATH="$WX_CONFIG_NAME"
>-     echo "$as_me:$LINENO: result: $WX_CONFIG_PATH" >&5
>-echo "${ECHO_T}$WX_CONFIG_PATH" >&6
>+     { $as_echo "$as_me:${as_lineno-$LINENO}: result: $WX_CONFIG_PATH" >&5
>+$as_echo "$WX_CONFIG_PATH" >&6; }
>   else
>      # Extract the first word of "$WX_CONFIG_NAME", so it can be a program name with args.
> set dummy $WX_CONFIG_NAME; ac_word=$2
>-echo "$as_me:$LINENO: checking for $ac_word" >&5
>-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
>-if test "${ac_cv_path_WX_CONFIG_PATH+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
>+$as_echo_n "checking for $ac_word... " >&6; }
>+if ${ac_cv_path_WX_CONFIG_PATH+:} false; then :
>+  $as_echo_n "(cached) " >&6
> else
>   case $WX_CONFIG_PATH in
>   [\\/]* | ?:[\\/]*)
>@@ -5630,29 +5086,30 @@ for as_dir in $as_dummy
> do
>   IFS=$as_save_IFS
>   test -z "$as_dir" && as_dir=.
>-  for ac_exec_ext in '' $ac_executable_extensions; do
>-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>+    for ac_exec_ext in '' $ac_executable_extensions; do
>+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
>     ac_cv_path_WX_CONFIG_PATH="$as_dir/$ac_word$ac_exec_ext"
>-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
>+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
>     break 2
>   fi
> done
>-done
>+  done
>+IFS=$as_save_IFS
> 
>   test -z "$ac_cv_path_WX_CONFIG_PATH" && ac_cv_path_WX_CONFIG_PATH="no"
>   ;;
> esac
> fi
> WX_CONFIG_PATH=$ac_cv_path_WX_CONFIG_PATH
>-
> if test -n "$WX_CONFIG_PATH"; then
>-  echo "$as_me:$LINENO: result: $WX_CONFIG_PATH" >&5
>-echo "${ECHO_T}$WX_CONFIG_PATH" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $WX_CONFIG_PATH" >&5
>+$as_echo "$WX_CONFIG_PATH" >&6; }
> else
>-  echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
> fi
> 
>+
>   fi
> 
>   if test "$WX_CONFIG_PATH" != "no" ; then
>@@ -5660,11 +5117,11 @@ fi
> 
>     min_wx_version=$reqwx
>     if test -z "--unicode --debug=no" ; then
>-      echo "$as_me:$LINENO: checking for wxWidgets version >= $min_wx_version" >&5
>-echo $ECHO_N "checking for wxWidgets version >= $min_wx_version... $ECHO_C" >&6
>+      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for wxWidgets version >= $min_wx_version" >&5
>+$as_echo_n "checking for wxWidgets version >= $min_wx_version... " >&6; }
>     else
>-      echo "$as_me:$LINENO: checking for wxWidgets version >= $min_wx_version (--unicode --debug=no)" >&5
>-echo $ECHO_N "checking for wxWidgets version >= $min_wx_version (--unicode --debug=no)... $ECHO_C" >&6
>+      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for wxWidgets version >= $min_wx_version (--unicode --debug=no)" >&5
>+$as_echo_n "checking for wxWidgets version >= $min_wx_version (--unicode --debug=no)... " >&6; }
>     fi
> 
>             WX_CONFIG_WITH_ARGS="$WX_CONFIG_PATH $wx_config_args --unicode --debug=no"
>@@ -5706,19 +5163,19 @@ echo $ECHO_N "checking for wxWidgets version >= $min_w
> 
> 
>     if test -n "$wx_ver_ok"; then
>-      echo "$as_me:$LINENO: result: yes (version $WX_VERSION)" >&5
>-echo "${ECHO_T}yes (version $WX_VERSION)" >&6
>+      { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes (version $WX_VERSION)" >&5
>+$as_echo "yes (version $WX_VERSION)" >&6; }
>       WX_LIBS=`$WX_CONFIG_WITH_ARGS --libs stc,xrc,html,adv,xml,core,base,gl,aui`
> 
>-                              echo "$as_me:$LINENO: checking for wxWidgets static library" >&5
>-echo $ECHO_N "checking for wxWidgets static library... $ECHO_C" >&6
>+                              { $as_echo "$as_me:${as_lineno-$LINENO}: checking for wxWidgets static library" >&5
>+$as_echo_n "checking for wxWidgets static library... " >&6; }
>       WX_LIBS_STATIC=`$WX_CONFIG_WITH_ARGS --static --libs stc,xrc,html,adv,xml,core,base,gl,aui 2>/dev/null`
>       if test "x$WX_LIBS_STATIC" = "x"; then
>-        echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
>       else
>-        echo "$as_me:$LINENO: result: yes" >&5
>-echo "${ECHO_T}yes" >&6
>+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
>+$as_echo "yes" >&6; }
>       fi
> 
>             wx_has_cppflags=""
>@@ -5775,11 +5232,11 @@ echo "${ECHO_T}yes" >&6
>     else
> 
>        if test "x$WX_VERSION" = x; then
>-                    echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+                    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
>        else
>-          echo "$as_me:$LINENO: result: no (version $WX_VERSION is not new enough)" >&5
>-echo "${ECHO_T}no (version $WX_VERSION is not new enough)" >&6
>+          { $as_echo "$as_me:${as_lineno-$LINENO}: result: no (version $WX_VERSION is not new enough)" >&5
>+$as_echo "no (version $WX_VERSION is not new enough)" >&6; }
>        fi
> 
>        WX_CFLAGS=""
>@@ -5878,27 +5335,18 @@ echo "${ECHO_T}no (version $WX_VERSION is not new enou
> 
>     if test "$wxWin" != 1; then
>         if test X"$WX_BUILDING_INSIDE_ERLSRC" != X"true" ; then
>-	   { { echo "$as_me:$LINENO: error:
>+	   as_fn_error $? "
>                 wxWidgets must be installed on your system.
> 
> 		Please check that wx-config is in path, the directory
> 		where wxWidgets libraries are installed (returned by
> 		'wx-config --libs' or 'wx-config --static --libs' command)
> 		is in LD_LIBRARY_PATH or equivalent variable and
>-		wxWidgets version is $reqwx or above." >&5
>-echo "$as_me: error:
>-                wxWidgets must be installed on your system.
>-
>-		Please check that wx-config is in path, the directory
>-		where wxWidgets libraries are installed (returned by
>-		'wx-config --libs' or 'wx-config --static --libs' command)
>-		is in LD_LIBRARY_PATH or equivalent variable and
>-		wxWidgets version is $reqwx or above." >&2;}
>-   { (exit 1); exit 1; }; }
>+		wxWidgets version is $reqwx or above." "$LINENO" 5
> 	else
> 	   echo "wxWidgets not found, wx will NOT be usable" > ./CONF_INFO
> 	   WXERL_CAN_BUILD_DRIVER=false
>-	   { echo "$as_me:$LINENO: WARNING:
>+	   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING:
>                 wxWidgets must be installed on your system.
> 
> 		Please check that wx-config is in path, the directory
>@@ -5906,7 +5354,7 @@ echo "$as_me: error:
> 		'wx-config --libs' or 'wx-config --static --libs' command)
> 		is in LD_LIBRARY_PATH or equivalent variable and
> 		wxWidgets version is $reqwx or above." >&5
>-echo "$as_me: WARNING:
>+$as_echo "$as_me: WARNING:
>                 wxWidgets must be installed on your system.
> 
> 		Please check that wx-config is in path, the directory
>@@ -5917,12 +5365,12 @@ echo "$as_me: WARNING:
> 	fi
>     fi
> else
>-    echo "$as_me:$LINENO: checking for wxWidgets in standard locations" >&5
>-echo $ECHO_N "checking for wxWidgets in standard locations... $ECHO_C" >&6
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for wxWidgets in standard locations" >&5
>+$as_echo_n "checking for wxWidgets in standard locations... " >&6; }
> 
>     # Check whether --with-wxdir was given.
>-    { echo "$as_me:$LINENO: OptionCheck: $with_wxdir $with_wx_prefix" >&5
>-echo "$as_me: OptionCheck: $with_wxdir $with_wx_prefix" >&6;}
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: OptionCheck: $with_wxdir $with_wx_prefix" >&5
>+$as_echo "$as_me: OptionCheck: $with_wxdir $with_wx_prefix" >&6;}
> 
>     if test "${with_wxdir+set}" = set; then :
>       withval=$with_wxdir;  CWXWIN0=$withval
>@@ -5976,8 +5424,8 @@ echo "$as_me: OptionCheck: $with_wxdir $with_wx_prefix
>     CWXPATH="$CWXWIN0 $CWXWIN1 $CWXWIN2 $CWX_DOCUMENTED $CWXWIN3 $CWXWIN4"
> 
>     for dir in $CWXPATH; do
>-        { echo "$as_me:$LINENO: Checking: $dir" >&5
>-echo "$as_me: Checking: $dir" >&6;}
>+        { $as_echo "$as_me:${as_lineno-$LINENO}: Checking: $dir" >&5
>+$as_echo "$as_me: Checking: $dir" >&6;}
> 	if test -f $dir/include/wx/wx.h; then
> 	    WXINCLUDE_MSVC=$dir/include/msvc
> 	    WXINCLUDE_PLAIN=$dir/include
>@@ -6007,25 +5455,23 @@ echo "$as_me: Checking: $dir" >&6;}
> 		for lib in $WX_LIBS0 $WX_LIBS1 $WX_LIBS2 $WX_LIBS3 $WX_SYSLIBS; do
> 		   WX_LIBS_STATIC="$WX_LIBS_STATIC -l$lib"
> 		done
>-		echo "$as_me:$LINENO: result: $dir" >&5
>-echo "${ECHO_T}$dir" >&6
>+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $dir" >&5
>+$as_echo "$dir" >&6; }
> 		break
> 	    fi
> 	fi
>     done
> 
>     if test -z "$WX_LIBS_STATIC"; then
>-	echo "$as_me:$LINENO: result: failed" >&5
>-echo "${ECHO_T}failed" >&6
>+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: failed" >&5
>+$as_echo "failed" >&6; }
>         if test X"$WX_BUILDING_INSIDE_ERLSRC" != X"true" ; then
>-		{ { echo "$as_me:$LINENO: error: Cannot find core lib version for wxWidgets" >&5
>-echo "$as_me: error: Cannot find core lib version for wxWidgets" >&2;}
>-   { (exit 1); exit 1; }; }
>+		as_fn_error $? "Cannot find core lib version for wxWidgets" "$LINENO" 5
> 	else
> 		echo "No usable wxWidgets not found, wx will not be useable" > ./CONF_INFO
> 		WXERL_CAN_BUILD_DRIVER=false
>-		{ echo "$as_me:$LINENO: WARNING: Cannot find core lib version for wxWidgets" >&5
>-echo "$as_me: WARNING: Cannot find core lib version for wxWidgets" >&2;}
>+		{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Cannot find core lib version for wxWidgets" >&5
>+$as_echo "$as_me: WARNING: Cannot find core lib version for wxWidgets" >&2;}
> 	fi
>     fi
>     WX_HAVE_STATIC_LIBS=true
>@@ -6040,9 +5486,9 @@ if test "$WXERL_CAN_BUILD_DRIVER" != "false"; then
> 
> 
> 
>-echo "$as_me:$LINENO: checking if wxwidgets have opengl support" >&5
>-echo $ECHO_N "checking if wxwidgets have opengl support... $ECHO_C" >&6
>-ac_ext=cc
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if wxwidgets have opengl support" >&5
>+$as_echo_n "checking if wxwidgets have opengl support... " >&6; }
>+ac_ext=cpp
> ac_cpp='$CXXCPP $CPPFLAGS'
> ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
> ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
>@@ -6052,11 +5498,7 @@ saved_CXXFLAGS=$CXXFLAGS
> CXXFLAGS="$CXXFLAGS $WX_CXXFLAGS"
> 
> 
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> 
>   #ifdef WIN32
>@@ -6078,41 +5520,15 @@ main ()
>   return 0;
> }
> _ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_cxx_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>+if ac_fn_cxx_try_compile "$LINENO"; then :
>   HAVE_GL_SUPPORT=yes
> 
>-cat >>confdefs.h <<\_ACEOF
>-#define HAVE_GL_SUPPORT 1
>-_ACEOF
>+$as_echo "#define HAVE_GL_SUPPORT 1" >>confdefs.h
> 
> else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-HAVE_GL_SUPPORT=no
>+  HAVE_GL_SUPPORT=no
> fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
> 
> CXXFLAGS=$saved_CXXFLAGS
> ac_ext=c
>@@ -6121,8 +5537,8 @@ ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext 
> ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
> ac_compiler_gnu=$ac_cv_c_compiler_gnu
> 
>-echo "$as_me:$LINENO: result: $HAVE_GL_SUPPORT" >&5
>-echo "${ECHO_T}$HAVE_GL_SUPPORT" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $HAVE_GL_SUPPORT" >&5
>+$as_echo "$HAVE_GL_SUPPORT" >&6; }
> 
> 
> if test X"$HAVE_GL_SUPPORT" != X"yes" ; then
>@@ -6131,18 +5547,7 @@ if test X"$HAVE_GL_SUPPORT" != X"yes" ; then
> fi
> 
> 
>-echo "$as_me:$LINENO: checking for GLintptr" >&5
>-echo $ECHO_N "checking for GLintptr... $ECHO_C" >&6
>-if test "${ac_cv_type_GLintptr+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-#ifdef WIN32
>+ac_fn_c_check_type "$LINENO" "GLintptr" "ac_cv_type_GLintptr" "#ifdef WIN32
> 		# include <windows.h>
> 	        # include <gl/gl.h>
> 	        #elif defined(HAVE_GL_GL_H)
>@@ -6151,71 +5556,16 @@ cat >>conftest.$ac_ext <<_ACEOF
> 		# include <OpenGL/gl.h>
> 		#endif
> 
>+"
>+if test "x$ac_cv_type_GLintptr" = xyes; then :
> 
>-int
>-main ()
>-{
>-if ((GLintptr *) 0)
>-  return 0;
>-if (sizeof (GLintptr))
>-  return 0;
>-  ;
>-  return 0;
>-}
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_cv_type_GLintptr=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-ac_cv_type_GLintptr=no
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-fi
>-echo "$as_me:$LINENO: result: $ac_cv_type_GLintptr" >&5
>-echo "${ECHO_T}$ac_cv_type_GLintptr" >&6
>-if test $ac_cv_type_GLintptr = yes; then
>-
> cat >>confdefs.h <<_ACEOF
> #define HAVE_GLINTPTR 1
> _ACEOF
> 
> 
> fi
>-echo "$as_me:$LINENO: checking for GLintptrARB" >&5
>-echo $ECHO_N "checking for GLintptrARB... $ECHO_C" >&6
>-if test "${ac_cv_type_GLintptrARB+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-#ifdef WIN32
>+ac_fn_c_check_type "$LINENO" "GLintptrARB" "ac_cv_type_GLintptrARB" "#ifdef WIN32
> 		# include <windows.h>
> 	        # include <gl/gl.h>
> 	        #elif defined(HAVE_GL_GL_H)
>@@ -6224,71 +5574,16 @@ cat >>conftest.$ac_ext <<_ACEOF
> 		# include <OpenGL/gl.h>
> 		#endif
> 
>+"
>+if test "x$ac_cv_type_GLintptrARB" = xyes; then :
> 
>-int
>-main ()
>-{
>-if ((GLintptrARB *) 0)
>-  return 0;
>-if (sizeof (GLintptrARB))
>-  return 0;
>-  ;
>-  return 0;
>-}
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_cv_type_GLintptrARB=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-ac_cv_type_GLintptrARB=no
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-fi
>-echo "$as_me:$LINENO: result: $ac_cv_type_GLintptrARB" >&5
>-echo "${ECHO_T}$ac_cv_type_GLintptrARB" >&6
>-if test $ac_cv_type_GLintptrARB = yes; then
>-
> cat >>confdefs.h <<_ACEOF
> #define HAVE_GLINTPTRARB 1
> _ACEOF
> 
> 
> fi
>-echo "$as_me:$LINENO: checking for GLchar" >&5
>-echo $ECHO_N "checking for GLchar... $ECHO_C" >&6
>-if test "${ac_cv_type_GLchar+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-#ifdef WIN32
>+ac_fn_c_check_type "$LINENO" "GLchar" "ac_cv_type_GLchar" "#ifdef WIN32
> 		# include <windows.h>
> 	        # include <gl/gl.h>
> 	        #elif defined(HAVE_GL_GL_H)
>@@ -6297,71 +5592,16 @@ cat >>conftest.$ac_ext <<_ACEOF
> 		# include <OpenGL/gl.h>
> 		#endif
> 
>+"
>+if test "x$ac_cv_type_GLchar" = xyes; then :
> 
>-int
>-main ()
>-{
>-if ((GLchar *) 0)
>-  return 0;
>-if (sizeof (GLchar))
>-  return 0;
>-  ;
>-  return 0;
>-}
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_cv_type_GLchar=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-ac_cv_type_GLchar=no
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-fi
>-echo "$as_me:$LINENO: result: $ac_cv_type_GLchar" >&5
>-echo "${ECHO_T}$ac_cv_type_GLchar" >&6
>-if test $ac_cv_type_GLchar = yes; then
>-
> cat >>confdefs.h <<_ACEOF
> #define HAVE_GLCHAR 1
> _ACEOF
> 
> 
> fi
>-echo "$as_me:$LINENO: checking for GLcharARB" >&5
>-echo $ECHO_N "checking for GLcharARB... $ECHO_C" >&6
>-if test "${ac_cv_type_GLcharARB+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-#ifdef WIN32
>+ac_fn_c_check_type "$LINENO" "GLcharARB" "ac_cv_type_GLcharARB" "#ifdef WIN32
> 		# include <windows.h>
> 	        # include <gl/gl.h>
> 	        #elif defined(HAVE_GL_GL_H)
>@@ -6370,71 +5610,16 @@ cat >>conftest.$ac_ext <<_ACEOF
> 		# include <OpenGL/gl.h>
> 		#endif
> 
>+"
>+if test "x$ac_cv_type_GLcharARB" = xyes; then :
> 
>-int
>-main ()
>-{
>-if ((GLcharARB *) 0)
>-  return 0;
>-if (sizeof (GLcharARB))
>-  return 0;
>-  ;
>-  return 0;
>-}
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_cv_type_GLcharARB=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-ac_cv_type_GLcharARB=no
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-fi
>-echo "$as_me:$LINENO: result: $ac_cv_type_GLcharARB" >&5
>-echo "${ECHO_T}$ac_cv_type_GLcharARB" >&6
>-if test $ac_cv_type_GLcharARB = yes; then
>-
> cat >>confdefs.h <<_ACEOF
> #define HAVE_GLCHARARB 1
> _ACEOF
> 
> 
> fi
>-echo "$as_me:$LINENO: checking for GLhalfARB" >&5
>-echo $ECHO_N "checking for GLhalfARB... $ECHO_C" >&6
>-if test "${ac_cv_type_GLhalfARB+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-#ifdef WIN32
>+ac_fn_c_check_type "$LINENO" "GLhalfARB" "ac_cv_type_GLhalfARB" "#ifdef WIN32
> 		# include <windows.h>
> 	        # include <gl/gl.h>
> 	        #elif defined(HAVE_GL_GL_H)
>@@ -6443,71 +5628,16 @@ cat >>conftest.$ac_ext <<_ACEOF
> 		# include <OpenGL/gl.h>
> 		#endif
> 
>+"
>+if test "x$ac_cv_type_GLhalfARB" = xyes; then :
> 
>-int
>-main ()
>-{
>-if ((GLhalfARB *) 0)
>-  return 0;
>-if (sizeof (GLhalfARB))
>-  return 0;
>-  ;
>-  return 0;
>-}
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_cv_type_GLhalfARB=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-ac_cv_type_GLhalfARB=no
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-fi
>-echo "$as_me:$LINENO: result: $ac_cv_type_GLhalfARB" >&5
>-echo "${ECHO_T}$ac_cv_type_GLhalfARB" >&6
>-if test $ac_cv_type_GLhalfARB = yes; then
>-
> cat >>confdefs.h <<_ACEOF
> #define HAVE_GLHALFARB 1
> _ACEOF
> 
> 
> fi
>-echo "$as_me:$LINENO: checking for GLint64EXT" >&5
>-echo $ECHO_N "checking for GLint64EXT... $ECHO_C" >&6
>-if test "${ac_cv_type_GLint64EXT+set}" = set; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-#ifdef WIN32
>+ac_fn_c_check_type "$LINENO" "GLint64EXT" "ac_cv_type_GLint64EXT" "#ifdef WIN32
> 		# include <windows.h>
> 	        # include <gl/gl.h>
> 	        #elif defined(HAVE_GL_GL_H)
>@@ -6516,53 +5646,9 @@ cat >>conftest.$ac_ext <<_ACEOF
> 		# include <OpenGL/gl.h>
> 		#endif
> 
>+"
>+if test "x$ac_cv_type_GLint64EXT" = xyes; then :
> 
>-int
>-main ()
>-{
>-if ((GLint64EXT *) 0)
>-  return 0;
>-if (sizeof (GLint64EXT))
>-  return 0;
>-  ;
>-  return 0;
>-}
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  ac_cv_type_GLint64EXT=yes
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-ac_cv_type_GLint64EXT=no
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-fi
>-echo "$as_me:$LINENO: result: $ac_cv_type_GLint64EXT" >&5
>-echo "${ECHO_T}$ac_cv_type_GLint64EXT" >&6
>-if test $ac_cv_type_GLint64EXT = yes; then
>-
> cat >>confdefs.h <<_ACEOF
> #define HAVE_GLINT64EXT 1
> _ACEOF
>@@ -6572,9 +5658,9 @@ fi
> 
> 
> 
>-echo "$as_me:$LINENO: checking GLU Callbacks uses Tiger Style" >&5
>-echo $ECHO_N "checking GLU Callbacks uses Tiger Style... $ECHO_C" >&6
>-ac_ext=cc
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking GLU Callbacks uses Tiger Style" >&5
>+$as_echo_n "checking GLU Callbacks uses Tiger Style... " >&6; }
>+ac_ext=cpp
> ac_cpp='$CXXCPP $CPPFLAGS'
> ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
> ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
>@@ -6583,11 +5669,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
> saved_CXXFLAGS=$CXXFLAGS
> CXXFLAGS="$CXXFLAGS $WX_CXXFLAGS"
> 
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> 
>                 #ifdef WIN32
>@@ -6614,111 +5696,37 @@ main ()
>   return 0;
> }
> _ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_cxx_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>+if ac_fn_cxx_try_compile "$LINENO"; then :
>   TESS_CB_TIGER_STYLE=yes
> 
>-cat >>confdefs.h <<\_ACEOF
>-#define TESS_CB_TIGER_STYLE 1
>-_ACEOF
>+$as_echo "#define TESS_CB_TIGER_STYLE 1" >>confdefs.h
> 
> else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-TESS_CB_TIGER_STYLE=no
>+  TESS_CB_TIGER_STYLE=no
> fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-echo "$as_me:$LINENO: result: $TESS_CB_TIGER_STYLE" >&5
>-echo "${ECHO_T}$TESS_CB_TIGER_STYLE" >&6
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $TESS_CB_TIGER_STYLE" >&5
>+$as_echo "$TESS_CB_TIGER_STYLE" >&6; }
> 
> 
> 
>-
> for ac_header in wx/stc/stc.h
>-do
>-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
>-echo "$as_me:$LINENO: checking for $ac_header" >&5
>-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
>-if eval "test \"\${$as_ac_Header+set}\" = set"; then
>-  echo $ECHO_N "(cached) $ECHO_C" >&6
>-else
>-  cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>-/* end confdefs.h.  */
>-#ifdef WIN32
>+do :
>+  ac_fn_cxx_check_header_compile "$LINENO" "wx/stc/stc.h" "ac_cv_header_wx_stc_stc_h" "#ifdef WIN32
> 	 # include <windows.h>
>          #endif
>-         #include "wx/wx.h"
>-
>-#include <$ac_header>
>-_ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_cxx_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>-  eval "$as_ac_Header=yes"
>-else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-eval "$as_ac_Header=no"
>-fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>-fi
>-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
>-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
>-if test `eval echo '${'$as_ac_Header'}'` = yes; then
>+         #include \"wx/wx.h\"
>+"
>+if test "x$ac_cv_header_wx_stc_stc_h" = xyes; then :
>   cat >>confdefs.h <<_ACEOF
>-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
>+#define HAVE_WX_STC_STC_H 1
> _ACEOF
> 
> else
>   WXERL_CAN_BUILD_DRIVER=false
> 	 echo "wxWidgets don't have wxStyledTextControl (stc.h), wx will NOT be useable" > ./CONF_INFO
>-     	 { echo "$as_me:$LINENO: WARNING: Can not find wx/stc/stc.h $CXXFLAGS" >&5
>-echo "$as_me: WARNING: Can not find wx/stc/stc.h $CXXFLAGS" >&2;}
>+     	 { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Can not find wx/stc/stc.h $CXXFLAGS" >&5
>+$as_echo "$as_me: WARNING: Can not find wx/stc/stc.h $CXXFLAGS" >&2;}
> 
> fi
> 
>@@ -6726,19 +5734,15 @@ done
> 
> 
> 
>-echo "$as_me:$LINENO: checking if we can link wxwidgets programs" >&5
>-echo $ECHO_N "checking if we can link wxwidgets programs... $ECHO_C" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if we can link wxwidgets programs" >&5
>+$as_echo_n "checking if we can link wxwidgets programs... " >&6; }
> saved_LIBS=$LIBS
> 
> if test X"$WX_HAVE_STATIC_LIBS" = X"true" ; then
>    LIBS=$WX_LIBS_STATIC
> fi
> 
>-cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> 
> 		#ifdef WIN32
>@@ -6769,41 +5773,17 @@ cat >>conftest.$ac_ext <<_ACEOF
> 		IMPLEMENT_APP(MyApp)
> 
> _ACEOF
>-rm -f conftest.$ac_objext conftest$ac_exeext
>-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
>-  (eval $ac_link) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_cxx_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest$ac_exeext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>+if ac_fn_cxx_try_link "$LINENO"; then :
> 
> 		CAN_LINK_WX=yes
> 
> else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
> 
>-
> 		CAN_LINK_WX=no
> 
> fi
>-rm -f conftest.err conftest.$ac_objext \
>-      conftest$ac_exeext conftest.$ac_ext
>+rm -f core conftest.err conftest.$ac_objext \
>+    conftest$ac_exeext conftest.$ac_ext
> 
> CXXFLAGS=$saved_CXXFLAGS
> LIBS=$saved_LIBS
>@@ -6813,14 +5793,14 @@ ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext 
> ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
> ac_compiler_gnu=$ac_cv_c_compiler_gnu
> 
>-echo "$as_me:$LINENO: result: $CAN_LINK_WX" >&5
>-echo "${ECHO_T}$CAN_LINK_WX" >&6
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CAN_LINK_WX" >&5
>+$as_echo "$CAN_LINK_WX" >&6; }
> 
> if test X"$CAN_LINK_WX" != X"yes" ; then
>    		echo "Can not link the wx driver, wx will NOT be useable" > ./CONF_INFO
> 		WXERL_CAN_BUILD_DRIVER=false
>-		{ echo "$as_me:$LINENO: WARNING: Can not link wx program are all developer packages installed?" >&5
>-echo "$as_me: WARNING: Can not link wx program are all developer packages installed?" >&2;}
>+		{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Can not link wx program are all developer packages installed?" >&5
>+$as_echo "$as_me: WARNING: Can not link wx program are all developer packages installed?" >&2;}
> fi
> 
> fi
>@@ -6829,15 +5809,11 @@ fi
> if test "x$GCC" = xyes; then
>     # Treat certain GCC warnings as errors
> 
>-    echo "$as_me:$LINENO: checking if we can add -Werror=return-type to CFLAGS (via CFLAGS)" >&5
>-echo $ECHO_N "checking if we can add -Werror=return-type to CFLAGS (via CFLAGS)... $ECHO_C" >&6
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if we can add -Werror=return-type to CFLAGS (via CFLAGS)" >&5
>+$as_echo_n "checking if we can add -Werror=return-type to CFLAGS (via CFLAGS)... " >&6; }
>     saved_CFLAGS=$CFLAGS;
>     CFLAGS="-Werror=return-type $CFLAGS";
>-    cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> 
> int
>@@ -6848,56 +5824,28 @@ return 0;
>   return 0;
> }
> _ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>+if ac_fn_c_try_compile "$LINENO"; then :
>   can_enable_flag=true
> else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-can_enable_flag=false
>+  can_enable_flag=false
> fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
>     CFLAGS=$saved_CFLAGS;
>     if test "X$can_enable_flag" = "Xtrue"; then
>-        echo "$as_me:$LINENO: result: yes" >&5
>-echo "${ECHO_T}yes" >&6
>+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
>+$as_echo "yes" >&6; }
>         CFLAGS="-Werror=return-type $CFLAGS"
>     else
>-        echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
>     fi
> 
> 
>-    echo "$as_me:$LINENO: checking if we can add -Werror=return-type to CXXFLAGS (via CFLAGS)" >&5
>-echo $ECHO_N "checking if we can add -Werror=return-type to CXXFLAGS (via CFLAGS)... $ECHO_C" >&6
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if we can add -Werror=return-type to CXXFLAGS (via CFLAGS)" >&5
>+$as_echo_n "checking if we can add -Werror=return-type to CXXFLAGS (via CFLAGS)... " >&6; }
>     saved_CFLAGS=$CFLAGS;
>     CFLAGS="-Werror=return-type $CXXFLAGS";
>-    cat >conftest.$ac_ext <<_ACEOF
>-/* confdefs.h.  */
>-_ACEOF
>-cat confdefs.h >>conftest.$ac_ext
>-cat >>conftest.$ac_ext <<_ACEOF
>+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
> /* end confdefs.h.  */
> 
> int
>@@ -6908,54 +5856,29 @@ return 0;
>   return 0;
> }
> _ACEOF
>-rm -f conftest.$ac_objext
>-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
>-  (eval $ac_compile) 2>conftest.er1
>-  ac_status=$?
>-  grep -v '^ *+' conftest.er1 >conftest.err
>-  rm -f conftest.er1
>-  cat conftest.err >&5
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); } &&
>-	 { ac_try='test -z "$ac_c_werror_flag"
>-			 || test ! -s conftest.err'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; } &&
>-	 { ac_try='test -s conftest.$ac_objext'
>-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
>-  (eval $ac_try) 2>&5
>-  ac_status=$?
>-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
>-  (exit $ac_status); }; }; then
>+if ac_fn_c_try_compile "$LINENO"; then :
>   can_enable_flag=true
> else
>-  echo "$as_me: failed program was:" >&5
>-sed 's/^/| /' conftest.$ac_ext >&5
>-
>-can_enable_flag=false
>+  can_enable_flag=false
> fi
>-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
>+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
>     CFLAGS=$saved_CFLAGS;
>     if test "X$can_enable_flag" = "Xtrue"; then
>-        echo "$as_me:$LINENO: result: yes" >&5
>-echo "${ECHO_T}yes" >&6
>+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
>+$as_echo "yes" >&6; }
>         CXXFLAGS="-Werror=return-type $CXXFLAGS"
>     else
>-        echo "$as_me:$LINENO: result: no" >&5
>-echo "${ECHO_T}no" >&6
>+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
>+$as_echo "no" >&6; }
>     fi
> 
> fi
> 
> 
> 
>-# Check whether --enable-sanitizers or --disable-sanitizers was given.
>-if test "${enable_sanitizers+set}" = set; then
>-  enableval="$enable_sanitizers"
>-
>+# Check whether --enable-sanitizers was given.
>+if test "${enable_sanitizers+set}" = set; then :
>+  enableval=$enable_sanitizers;
> case "$enableval" in
>     no) sanitizers= ;;
>     yes) sanitizers="-fsanitize=address,undefined" ;;
>@@ -6965,8 +5888,9 @@ CFLAGS="$CFLAGS $sanitizers"
> CXXFLAGS="$CXXFLAGS $sanitizers"
> LDFLAGS="$LDFLAGS $sanitizers"
> 
>-fi;
>+fi
> 
>+
> #############################################################################
> 
> 
>@@ -6997,13 +5921,11 @@ CONFIG_STATUS=$WXERL_SYS_TYPE/config.status
> 
> if test X"$WX_BUILDING_INSIDE_ERLSRC" != X"true" ; then
>    if test X"$WXERL_CAN_BUILD_DRIVER" != X"true" ; then
>-      { { echo "$as_me:$LINENO: error: Cannot build wxErlang driver, see ./CONF_INFO for information" >&5
>-echo "$as_me: error: Cannot build wxErlang driver, see ./CONF_INFO for information" >&2;}
>-   { (exit 1); exit 1; }; }
>+      as_fn_error $? "Cannot build wxErlang driver, see ./CONF_INFO for information" "$LINENO" 5
>    fi
> fi
> 
>-                    ac_config_files="$ac_config_files config.mk c_src/Makefile"
>+ac_config_files="$ac_config_files config.mk c_src/Makefile"
> 
> 
> cat >confcache <<\_ACEOF
>@@ -7024,39 +5946,70 @@ _ACEOF
> 
> # The following way of writing the cache mishandles newlines in values,
> # but we know of no workaround that is simple, portable, and efficient.
>-# So, don't put newlines in cache variables' values.
>+# So, we kill variables containing newlines.
> # Ultrix sh set writes to stderr and can't be redirected directly,
> # and sets the high bit in the cache file unless we assign to the vars.
>-{
>+(
>+  for ac_var in `(set) 2>&1 | sed -n 's/^$[a-zA-Z_][a-zA-Z0-9_]*$=.*/\1/p'`; do
>+    eval ac_val=\$$ac_var
>+    case $ac_val in #(
>+    *${as_nl}*)
>+      case $ac_var in #(
>+      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
>+$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
>+      esac
>+      case $ac_var in #(
>+      _ | IFS | as_nl) ;; #(
>+      BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #(
>+      *) { eval $ac_var=; unset $ac_var;} ;;
>+      esac ;;
>+    esac
>+  done
>+
>   (set) 2>&1 |
>-    case `(ac_space=' '; set | grep ac_space) 2>&1` in
>-    *ac_space=\ *)
>-      # `set' does not quote correctly, so add quotes (double-quote
>-      # substitution turns \\\\ into \\, and sed turns \\ into \).
>+    case $as_nl`(ac_space=' '; set) 2>&1` in #(
>+    *${as_nl}ac_space=\ *)
>+      # `set' does not quote correctly, so add quotes: double-quote
>+      # substitution turns \\\\ into \\, and sed turns \\ into \.
>       sed -n \
> 	"s/'/'\\\\''/g;
> 	  s/^\$[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\$=\$.*\$/\\1='\\2'/p"
>-      ;;
>+      ;; #(
>     *)
>       # `set' quotes correctly as required by POSIX, so do not add quotes.
>-      sed -n \
>-	"s/^\$[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\$=\$.*\$/\\1=\\2/p"
>+      sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p"
>       ;;
>-    esac;
>-} |
>+    esac |
>+    sort
>+) |
>   sed '
>+     /^ac_cv_env_/b end
>      t clear
>-     : clear
>+     :clear
>      s/^$[^=]*$=$.*[{}].*$$/test "${\1+set}" = set || &/
>      t end
>-     /^ac_cv_env/!s/^$[^=]*$=$.*$$/\1=${\1=\2}/
>-     : end' >>confcache
>-if diff $cache_file confcache >/dev/null 2>&1; then :; else
>-  if test -w $cache_file; then
>-    test "x$cache_file" != "x/dev/null" && echo "updating cache $cache_file"
>-    cat confcache >$cache_file
>+     s/^$[^=]*$=$.*$$/\1=${\1=\2}/
>+     :end' >>confcache
>+if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
>+  if test -w "$cache_file"; then
>+    if test "x$cache_file" != "x/dev/null"; then
>+      { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
>+$as_echo "$as_me: updating cache $cache_file" >&6;}
>+      if test ! -f "$cache_file" || test -h "$cache_file"; then
>+	cat confcache >"$cache_file"
>+      else
>+        case $cache_file in #(
>+        */* | ?:*)
>+	  mv -f confcache "$cache_file"$$ &&
>+	  mv -f "$cache_file"$$ "$cache_file" ;; #(
>+        *)
>+	  mv -f confcache "$cache_file" ;;
>+	esac
>+      fi
>+    fi
>   else
>-    echo "not updating unwritable cache $cache_file"
>+    { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
>+$as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
>   fi
> fi
> rm -f confcache
>@@ -7065,63 +6018,55 @@ test "x$prefix" = xNONE && prefix=$ac_default_prefix
> # Let make expand exec_prefix.
> test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
> 
>-# VPATH may cause trouble with some makes, so we remove $(srcdir),
>-# ${srcdir} and @srcdir@ from VPATH if srcdir is ".", strip leading and
>-# trailing colons and then remove the whole line if VPATH becomes empty
>-# (actually we leave an empty line to preserve line numbers).
>-if test "x$srcdir" = x.; then
>-  ac_vpsub='/^[	 ]*VPATH[	 ]*=/{
>-s/:*\$(srcdir):*/:/;
>-s/:*\${srcdir}:*/:/;
>-s/:*@srcdir@:*/:/;
>-s/^$[^=]*=[	 ]*$:*/\1/;
>-s/:*$//;
>-s/^[^=]*=[	 ]*$//;
>-}'
>-fi
>-
> # Transform confdefs.h into DEFS.
> # Protect against shell expansion while executing Makefile rules.
> # Protect against Makefile macro expansion.
> #
> # If the first sed substitution is executed (which looks for macros that
>-# take arguments), then we branch to the quote section.  Otherwise,
>+# take arguments), then branch to the quote section.  Otherwise,
> # look for a macro that doesn't take arguments.
>-cat >confdef2opt.sed <<\_ACEOF
>+ac_script='
>+:mline
>+/\\$/{
>+ N
>+ s,\\\n,,
>+ b mline
>+}
> t clear
>-: clear
>-s,^[	 ]*#[	 ]*define[	 ][	 ]*$[^	 (][^	 (]*([^)]*)$[	 ]*$.*$,-D\1=\2,g
>+:clear
>+s/^[	 ]*#[	 ]*define[	 ][	 ]*$[^	 (][^	 (]*([^)]*)$[	 ]*$.*$/-D\1=\2/g
> t quote
>-s,^[	 ]*#[	 ]*define[	 ][	 ]*$[^	 ][^	 ]*$[	 ]*$.*$,-D\1=\2,g
>+s/^[	 ]*#[	 ]*define[	 ][	 ]*$[^	 ][^	 ]*$[	 ]*$.*$/-D\1=\2/g
> t quote
>-d
>-: quote
>-s,[	 `~#$^&*(){}\\|;'"<>?],\\&,g
>-s,\[,\\&,g
>-s,\],\\&,g
>-s,\$,$$,g
>-p
>-_ACEOF
>-# We use echo to avoid assuming a particular line-breaking character.
>-# The extra dot is to prevent the shell from consuming trailing
>-# line-breaks from the sub-command output.  A line-break within
>-# single-quotes doesn't work because, if this script is created in a
>-# platform that uses two characters for line-breaks (e.g., DOS), tr
>-# would break.
>-ac_LF_and_DOT=`echo; echo .`
>-DEFS=`sed -n -f confdef2opt.sed confdefs.h | tr "$ac_LF_and_DOT" ' .'`
>-rm -f confdef2opt.sed
>+b any
>+:quote
>+s/[	 `~#$^&*(){}\\|;'\''"<>?]/\\&/g
>+s/\[/\\&/g
>+s/\]/\\&/g
>+s/\$/$$/g
>+H
>+:any
>+${
>+	g
>+	s/^\n//
>+	s/\n/ /g
>+	p
>+}
>+'
>+DEFS=`sed -n "$ac_script" confdefs.h`
> 
> 
> ac_libobjs=
> ac_ltlibobjs=
>+U=
> for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue
>   # 1. Remove the extension, and $U if already installed.
>-  ac_i=`echo "$ac_i" |
>-	 sed 's/\$U\././;s/\.o$//;s/\.obj$//'`
>-  # 2. Add them.
>-  ac_libobjs="$ac_libobjs $ac_i\$U.$ac_objext"
>-  ac_ltlibobjs="$ac_ltlibobjs $ac_i"'$U.lo'
>+  ac_script='s/\$U\././;s/\.o$//;s/\.obj$//'
>+  ac_i=`$as_echo "$ac_i" | sed "$ac_script"`
>+  # 2. Prepend LIBOBJDIR.  When used with automake>=1.10 LIBOBJDIR
>+  #    will be set to the directory where LIBOBJS objects are built.
>+  as_fn_append ac_libobjs " \${LIBOBJDIR}$ac_i\$U.$ac_objext"
>+  as_fn_append ac_ltlibobjs " \${LIBOBJDIR}$ac_i"'$U.lo'
> done
> LIBOBJS=$ac_libobjs
> 
>@@ -7129,12 +6074,14 @@ LTLIBOBJS=$ac_ltlibobjs
> 
> 
> 
>-: ${CONFIG_STATUS=./config.status}
>+: "${CONFIG_STATUS=./config.status}"
>+ac_write_fail=0
> ac_clean_files_save=$ac_clean_files
> ac_clean_files="$ac_clean_files $CONFIG_STATUS"
>-{ echo "$as_me:$LINENO: creating $CONFIG_STATUS" >&5
>-echo "$as_me: creating $CONFIG_STATUS" >&6;}
>-cat >$CONFIG_STATUS <<_ACEOF
>+{ $as_echo "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5
>+$as_echo "$as_me: creating $CONFIG_STATUS" >&6;}
>+as_write_fail=0
>+cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1
> #! $SHELL
> # Generated by $as_me.
> # Run this file to recreate the current configuration.
>@@ -7144,81 +6091,253 @@ cat >$CONFIG_STATUS <<_ACEOF
> debug=false
> ac_cs_recheck=false
> ac_cs_silent=false
>+
> SHELL=\${CONFIG_SHELL-$SHELL}
>-_ACEOF
>+export SHELL
>+_ASEOF
>+cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1
>+## -------------------- ##
>+## M4sh Initialization. ##
>+## -------------------- ##
> 
>-cat >>$CONFIG_STATUS <<\_ACEOF
>-## --------------------- ##
>-## M4sh Initialization.  ##
>-## --------------------- ##
>-
>-# Be Bourne compatible
>-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
>+# Be more Bourne compatible
>+DUALCASE=1; export DUALCASE # for MKS sh
>+if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
>   emulate sh
>   NULLCMD=:
>-  # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
>+  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
>   # is contrary to our usage.  Disable this feature.
>   alias -g '${1+"$@"}'='"$@"'
>-elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
>-  set -o posix
>+  setopt NO_GLOB_SUBST
>+else
>+  case `(set -o) 2>/dev/null` in #(
>+  *posix*) :
>+    set -o posix ;; #(
>+  *) :
>+     ;;
>+esac
> fi
>-DUALCASE=1; export DUALCASE # for MKS sh
> 
>-# Support unset when possible.
>-if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
>-  as_unset=unset
>+
>+as_nl='
>+'
>+export as_nl
>+# Printing a long string crashes Solaris 7 /usr/bin/printf.
>+as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
>+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
>+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
>+# Prefer a ksh shell builtin over an external printf program on Solaris,
>+# but without wasting forks for bash or zsh.
>+if test -z "$BASH_VERSION$ZSH_VERSION" \
>+    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
>+  as_echo='print -r --'
>+  as_echo_n='print -rn --'
>+elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
>+  as_echo='printf %s\n'
>+  as_echo_n='printf %s'
> else
>-  as_unset=false
>+  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
>+    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
>+    as_echo_n='/usr/ucb/echo -n'
>+  else
>+    as_echo_body='eval expr "X$1" : "X\$.*\$"'
>+    as_echo_n_body='eval
>+      arg=$1;
>+      case $arg in #(
>+      *"$as_nl"*)
>+	expr "X$arg" : "X\$.*\$$as_nl";
>+	arg=`expr "X$arg" : ".*$as_nl\$.*\$"`;;
>+      esac;
>+      expr "X$arg" : "X\$.*\$" | tr -d "$as_nl"
>+    '
>+    export as_echo_n_body
>+    as_echo_n='sh -c $as_echo_n_body as_echo'
>+  fi
>+  export as_echo_body
>+  as_echo='sh -c $as_echo_body as_echo'
> fi
> 
>+# The user is always right.
>+if test "${PATH_SEPARATOR+set}" != set; then
>+  PATH_SEPARATOR=:
>+  (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
>+    (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
>+      PATH_SEPARATOR=';'
>+  }
>+fi
> 
>-# Work around bugs in pre-3.0 UWIN ksh.
>-$as_unset ENV MAIL MAILPATH
>+
>+# IFS
>+# We need space, tab and new line, in precisely that order.  Quoting is
>+# there to prevent editors from complaining about space-tab.
>+# (If _AS_PATH_WALK were called with IFS unset, it would disable word
>+# splitting by setting IFS to empty value.)
>+IFS=" ""	$as_nl"
>+
>+# Find who we are.  Look in the path if we contain no directory separator.
>+as_myself=
>+case $0 in #((
>+  *[\\/]* ) as_myself=$0 ;;
>+  *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
>+for as_dir in $PATH
>+do
>+  IFS=$as_save_IFS
>+  test -z "$as_dir" && as_dir=.
>+    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
>+  done
>+IFS=$as_save_IFS
>+
>+     ;;
>+esac
>+# We did not find ourselves, most probably we were run as `sh COMMAND'
>+# in which case we are not to be found in the path.
>+if test "x$as_myself" = x; then
>+  as_myself=$0
>+fi
>+if test ! -f "$as_myself"; then
>+  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
>+  exit 1
>+fi
>+
>+# Unset variables that we do not need and which cause bugs (e.g. in
>+# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
>+# suppresses any "Segmentation fault" message there.  '((' could
>+# trigger a bug in pdksh 5.2.14.
>+for as_var in BASH_ENV ENV MAIL MAILPATH
>+do eval test x\${$as_var+set} = xset \
>+  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
>+done
> PS1='$ '
> PS2='> '
> PS4='+ '
> 
> # NLS nuisances.
>-for as_var in \
>-  LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \
>-  LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \
>-  LC_TELEPHONE LC_TIME
>-do
>-  if (set +x; test -z "`(eval $as_var=C; export $as_var) 2>&1`"); then
>-    eval $as_var=C; export $as_var
>-  else
>-    $as_unset $as_var
>+LC_ALL=C
>+export LC_ALL
>+LANGUAGE=C
>+export LANGUAGE
>+
>+# CDPATH.
>+(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
>+
>+
>+# as_fn_error STATUS ERROR [LINENO LOG_FD]
>+# ----------------------------------------
>+# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are
>+# provided, also output the error to LOG_FD, referencing LINENO. Then exit the
>+# script with STATUS, using 1 if that was 0.
>+as_fn_error ()
>+{
>+  as_status=$1; test $as_status -eq 0 && as_status=1
>+  if test "$4"; then
>+    as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
>+    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
>   fi
>-done
>+  $as_echo "$as_me: error: $2" >&2
>+  as_fn_exit $as_status
>+} # as_fn_error
> 
>-# Required to use basename.
>-if expr a : '$a$' >/dev/null 2>&1; then
>+
>+# as_fn_set_status STATUS
>+# -----------------------
>+# Set $? to STATUS, without forking.
>+as_fn_set_status ()
>+{
>+  return $1
>+} # as_fn_set_status
>+
>+# as_fn_exit STATUS
>+# -----------------
>+# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
>+as_fn_exit ()
>+{
>+  set +e
>+  as_fn_set_status $1
>+  exit $1
>+} # as_fn_exit
>+
>+# as_fn_unset VAR
>+# ---------------
>+# Portably unset VAR.
>+as_fn_unset ()
>+{
>+  { eval $1=; unset $1;}
>+}
>+as_unset=as_fn_unset
>+# as_fn_append VAR VALUE
>+# ----------------------
>+# Append the text in VALUE to the end of the definition contained in VAR. Take
>+# advantage of any shell optimizations that allow amortized linear growth over
>+# repeated appends, instead of the typical quadratic growth present in naive
>+# implementations.
>+if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
>+  eval 'as_fn_append ()
>+  {
>+    eval $1+=\$2
>+  }'
>+else
>+  as_fn_append ()
>+  {
>+    eval $1=\$$1\$2
>+  }
>+fi # as_fn_append
>+
>+# as_fn_arith ARG...
>+# ------------------
>+# Perform arithmetic evaluation on the ARGs, and store the result in the
>+# global $as_val. Take advantage of shells that can avoid forks. The arguments
>+# must be portable across $(()) and expr.
>+if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
>+  eval 'as_fn_arith ()
>+  {
>+    as_val=$(( $* ))
>+  }'
>+else
>+  as_fn_arith ()
>+  {
>+    as_val=`expr "$@" || test $? -eq 1`
>+  }
>+fi # as_fn_arith
>+
>+
>+if expr a : '$a$' >/dev/null 2>&1 &&
>+   test "X`expr 00001 : '.*$...$'`" = X001; then
>   as_expr=expr
> else
>   as_expr=false
> fi
> 
>-if (basename /) >/dev/null 2>&1 && test "X`basename / 2>&1`" = "X/"; then
>+if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
>   as_basename=basename
> else
>   as_basename=false
> fi
> 
>+if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then
>+  as_dirname=dirname
>+else
>+  as_dirname=false
>+fi
> 
>-# Name of the executable.
>-as_me=`$as_basename "$0" ||
>+as_me=`$as_basename -- "$0" ||
> $as_expr X/"$0" : '.*/$[^/][^/]*$/*$' \| \
> 	 X"$0" : 'X$//$$' \| \
>-	 X"$0" : 'X$/$$' \| \
>-	 .     : '$.$' 2>/dev/null ||
>-echo X/"$0" |
>-    sed '/^.*\/$[^/][^/]*$\/*$/{ s//\1/; q; }
>-  	  /^X\/$\/\/$$/{ s//\1/; q; }
>-  	  /^X\/$\/$.*/{ s//\1/; q; }
>-  	  s/.*/./; q'`
>+	 X"$0" : 'X$/$' \| . 2>/dev/null ||
>+$as_echo X/"$0" |
>+    sed '/^.*\/$[^/][^/]*$\/*$/{
>+	    s//\1/
>+	    q
>+	  }
>+	  /^X\/$\/\/$$/{
>+	    s//\1/
>+	    q
>+	  }
>+	  /^X\/$\/$.*/{
>+	    s//\1/
>+	    q
>+	  }
>+	  s/.*/./; q'`
> 
>-
>-# PATH needs CR, and LINENO needs CR and PATH.
> # Avoid depending upon Character Ranges.
> as_cr_letters='abcdefghijklmnopqrstuvwxyz'
> as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
>@@ -7226,149 +6345,112 @@ as_cr_Letters=$as_cr_letters$as_cr_LETTERS
> as_cr_digits='0123456789'
> as_cr_alnum=$as_cr_Letters$as_cr_digits
> 
>-# The user is always right.
>-if test "${PATH_SEPARATOR+set}" != set; then
>-  echo "#! /bin/sh" >conf$$.sh
>-  echo  "exit 0"   >>conf$$.sh
>-  chmod +x conf$$.sh
>-  if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
>-    PATH_SEPARATOR=';'
>-  else
>-    PATH_SEPARATOR=:
>-  fi
>-  rm -f conf$$.sh
>-fi
>-
>-
>-  as_lineno_1=$LINENO
>-  as_lineno_2=$LINENO
>-  as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
>-  test "x$as_lineno_1" != "x$as_lineno_2" &&
>-  test "x$as_lineno_3"  = "x$as_lineno_2"  || {
>-  # Find who we are.  Look in the path if we contain no path at all
>-  # relative or not.
>-  case $0 in
>-    *[\\/]* ) as_myself=$0 ;;
>-    *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
>-for as_dir in $PATH
>-do
>-  IFS=$as_save_IFS
>-  test -z "$as_dir" && as_dir=.
>-  test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
>-done
>-
>-       ;;
>-  esac
>-  # We did not find ourselves, most probably we were run as `sh COMMAND'
>-  # in which case we are not to be found in the path.
>-  if test "x$as_myself" = x; then
>-    as_myself=$0
>-  fi
>-  if test ! -f "$as_myself"; then
>-    { { echo "$as_me:$LINENO: error: cannot find myself; rerun with an absolute path" >&5
>-echo "$as_me: error: cannot find myself; rerun with an absolute path" >&2;}
>-   { (exit 1); exit 1; }; }
>-  fi
>-  case $CONFIG_SHELL in
>-  '')
>-    as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
>-for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
>-do
>-  IFS=$as_save_IFS
>-  test -z "$as_dir" && as_dir=.
>-  for as_base in sh bash ksh sh5; do
>-	 case $as_dir in
>-	 /*)
>-	   if ("$as_dir/$as_base" -c '
>-  as_lineno_1=$LINENO
>-  as_lineno_2=$LINENO
>-  as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
>-  test "x$as_lineno_1" != "x$as_lineno_2" &&
>-  test "x$as_lineno_3"  = "x$as_lineno_2" ') 2>/dev/null; then
>-	     $as_unset BASH_ENV || test "${BASH_ENV+set}" != set || { BASH_ENV=; export BASH_ENV; }
>-	     $as_unset ENV || test "${ENV+set}" != set || { ENV=; export ENV; }
>-	     CONFIG_SHELL=$as_dir/$as_base
>-	     export CONFIG_SHELL
>-	     exec "$CONFIG_SHELL" "$0" ${1+"$@"}
>-	   fi;;
>-	 esac
>-       done
>-done
>-;;
>-  esac
>-
>-  # Create $as_me.lineno as a copy of $as_myself, but with $LINENO
>-  # uniformly replaced by the line number.  The first 'sed' inserts a
>-  # line-number line before each line; the second 'sed' does the real
>-  # work.  The second script uses 'N' to pair each line-number line
>-  # with the numbered line, and appends trailing '-' during
>-  # substitution so that $LINENO is not a special case at line end.
>-  # (Raja R Harinath suggested sed '=', and Paul Eggert wrote the
>-  # second 'sed' script.  Blame Lee E. McMahon for sed's syntax.  :-)
>-  sed '=' <$as_myself |
>-    sed '
>-      N
>-      s,$,-,
>-      : loop
>-      s,^$['$as_cr_digits']*$$.*$[$]LINENO$[^'$as_cr_alnum'_]$,\1\2\1\3,
>-      t loop
>-      s,-$,,
>-      s,^['$as_cr_digits']*\n,,
>-    ' >$as_me.lineno &&
>-  chmod +x $as_me.lineno ||
>-    { { echo "$as_me:$LINENO: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&5
>-echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2;}
>-   { (exit 1); exit 1; }; }
>-
>-  # Don't try to exec as it changes $[0], causing all sort of problems
>-  # (the dirname of $[0] is not the place where we might find the
>-  # original and so on.  Autoconf is especially sensible to this).
>-  . ./$as_me.lineno
>-  # Exit status is that of the last command.
>-  exit
>-}
>-
>-
>-case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
>-  *c*,-n*) ECHO_N= ECHO_C='
>-' ECHO_T='	' ;;
>-  *c*,*  ) ECHO_N=-n ECHO_C= ECHO_T= ;;
>-  *)       ECHO_N= ECHO_C='\c' ECHO_T= ;;
>+ECHO_C= ECHO_N= ECHO_T=
>+case `echo -n x` in #(((((
>+-n*)
>+  case `echo 'xy\c'` in
>+  *c*) ECHO_T='	';;	# ECHO_T is single tab character.
>+  xy)  ECHO_C='\c';;
>+  *)   echo `echo ksh88 bug on AIX 6.1` > /dev/null
>+       ECHO_T='	';;
>+  esac;;
>+*)
>+  ECHO_N='-n';;
> esac
> 
>-if expr a : '$a$' >/dev/null 2>&1; then
>-  as_expr=expr
>+rm -f conf$$ conf$$.exe conf$$.file
>+if test -d conf$$.dir; then
>+  rm -f conf$$.dir/conf$$.file
> else
>-  as_expr=false
>+  rm -f conf$$.dir
>+  mkdir conf$$.dir 2>/dev/null
> fi
>-
>-rm -f conf$$ conf$$.exe conf$$.file
>-echo >conf$$.file
>-if ln -s conf$$.file conf$$ 2>/dev/null; then
>-  # We could just check for DJGPP; but this test a) works b) is more generic
>-  # and c) will remain valid once DJGPP supports symlinks (DJGPP 2.04).
>-  if test -f conf$$.exe; then
>-    # Don't use ln at all; we don't have any links
>-    as_ln_s='cp -p'
>-  else
>+if (echo >conf$$.file) 2>/dev/null; then
>+  if ln -s conf$$.file conf$$ 2>/dev/null; then
>     as_ln_s='ln -s'
>+    # ... but there are two gotchas:
>+    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
>+    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
>+    # In both cases, we have to default to `cp -pR'.
>+    ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
>+      as_ln_s='cp -pR'
>+  elif ln conf$$.file conf$$ 2>/dev/null; then
>+    as_ln_s=ln
>+  else
>+    as_ln_s='cp -pR'
>   fi
>-elif ln conf$$.file conf$$ 2>/dev/null; then
>-  as_ln_s=ln
> else
>-  as_ln_s='cp -p'
>+  as_ln_s='cp -pR'
> fi
>-rm -f conf$$ conf$$.exe conf$$.file
>+rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
>+rmdir conf$$.dir 2>/dev/null
> 
>+
>+# as_fn_mkdir_p
>+# -------------
>+# Create "$as_dir" as a directory, including parents if necessary.
>+as_fn_mkdir_p ()
>+{
>+
>+  case $as_dir in #(
>+  -*) as_dir=./$as_dir;;
>+  esac
>+  test -d "$as_dir" || eval $as_mkdir_p || {
>+    as_dirs=
>+    while :; do
>+      case $as_dir in #(
>+      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
>+      *) as_qdir=$as_dir;;
>+      esac
>+      as_dirs="'$as_qdir' $as_dirs"
>+      as_dir=`$as_dirname -- "$as_dir" ||
>+$as_expr X"$as_dir" : 'X$.*[^/]$//*[^/][^/]*/*$' \| \
>+	 X"$as_dir" : 'X$//$[^/]' \| \
>+	 X"$as_dir" : 'X$//$$' \| \
>+	 X"$as_dir" : 'X$/$' \| . 2>/dev/null ||
>+$as_echo X"$as_dir" |
>+    sed '/^X$.*[^/]$\/\/*[^/][^/]*\/*$/{
>+	    s//\1/
>+	    q
>+	  }
>+	  /^X$\/\/$[^/].*/{
>+	    s//\1/
>+	    q
>+	  }
>+	  /^X$\/\/$$/{
>+	    s//\1/
>+	    q
>+	  }
>+	  /^X$\/$.*/{
>+	    s//\1/
>+	    q
>+	  }
>+	  s/.*/./; q'`
>+      test -d "$as_dir" && break
>+    done
>+    test -z "$as_dirs" || eval "mkdir $as_dirs"
>+  } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir"
>+
>+
>+} # as_fn_mkdir_p
> if mkdir -p . 2>/dev/null; then
>-  as_mkdir_p=:
>+  as_mkdir_p='mkdir -p "$as_dir"'
> else
>   test -d ./-p && rmdir ./-p
>   as_mkdir_p=false
> fi
> 
>-as_executable_p="test -f"
> 
>+# as_fn_executable_p FILE
>+# -----------------------
>+# Test if FILE is an executable regular file.
>+as_fn_executable_p ()
>+{
>+  test -f "$1" && test -x "$1"
>+} # as_fn_executable_p
>+as_test_x='test -x'
>+as_executable_p=as_fn_executable_p
>+
> # Sed expression to map a string onto a valid CPP name.
> as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
> 
>@@ -7376,31 +6458,20 @@ as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS
> as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
> 
> 
>-# IFS
>-# We need space, tab and new line, in precisely that order.
>-as_nl='
>-'
>-IFS=" 	$as_nl"
>-
>-# CDPATH.
>-$as_unset CDPATH
>-
> exec 6>&1
>+## ----------------------------------- ##
>+## Main body of $CONFIG_STATUS script. ##
>+## ----------------------------------- ##
>+_ASEOF
>+test $as_write_fail = 0 && chmod +x $CONFIG_STATUS || ac_write_fail=1
> 
>-# Open the log real soon, to keep \$[0] and so on meaningful, and to
>+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
>+# Save the log message, to keep $0 and so on meaningful, and to
> # report actual input values of CONFIG_FILES etc. instead of their
>-# values after options handling.  Logging --version etc. is OK.
>-exec 5>>config.log
>-{
>-  echo
>-  sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX
>-## Running $as_me. ##
>-_ASBOX
>-} >&5
>-cat >&5 <<_CSEOF
>-
>+# values after options handling.
>+ac_log="
> This file was extended by $as_me, which was
>-generated by GNU Autoconf 2.59.  Invocation command line was
>+generated by GNU Autoconf 2.69.  Invocation command line was
> 
>   CONFIG_FILES    = $CONFIG_FILES
>   CONFIG_HEADERS  = $CONFIG_HEADERS
>@@ -7408,124 +6479,116 @@ generated by GNU Autoconf 2.59.  Invocation command li
>   CONFIG_COMMANDS = $CONFIG_COMMANDS
>   $ $0 $@
> 
>-_CSEOF
>-echo "on `(hostname || uname -n) 2>/dev/null | sed 1q`" >&5
>-echo >&5
>+on `(hostname || uname -n) 2>/dev/null | sed 1q`
>+"
>+
> _ACEOF
> 
>-# Files that config.status was made for.
>-if test -n "$ac_config_files"; then
>-  echo "config_files=\"$ac_config_files\"" >>$CONFIG_STATUS
>-fi
>+case $ac_config_files in *"
>+"*) set x $ac_config_files; shift; ac_config_files=$*;;
>+esac
> 
>-if test -n "$ac_config_headers"; then
>-  echo "config_headers=\"$ac_config_headers\"" >>$CONFIG_STATUS
>-fi
> 
>-if test -n "$ac_config_links"; then
>-  echo "config_links=\"$ac_config_links\"" >>$CONFIG_STATUS
>-fi
> 
>-if test -n "$ac_config_commands"; then
>-  echo "config_commands=\"$ac_config_commands\"" >>$CONFIG_STATUS
>-fi
>+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
>+# Files that config.status was made for.
>+config_files="$ac_config_files"
> 
>-cat >>$CONFIG_STATUS <<\_ACEOF
>+_ACEOF
> 
>+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
> ac_cs_usage="\
>-\`$as_me' instantiates files from templates according to the
>-current configuration.
>+\`$as_me' instantiates files and other configuration actions
>+from templates according to the current configuration.  Unless the files
>+and actions are specified as TAGs, all are instantiated by default.
> 
>-Usage: $0 [OPTIONS] [FILE]...
>+Usage: $0 [OPTION]... [TAG]...
> 
>   -h, --help       print this help, then exit
>-  -V, --version    print version number, then exit
>-  -q, --quiet      do not print progress messages
>+  -V, --version    print version number and configuration settings, then exit
>+      --config     print configuration, then exit
>+  -q, --quiet, --silent
>+                   do not print progress messages
>   -d, --debug      don't remove temporary files
>       --recheck    update $as_me by reconfiguring in the same conditions
>-  --file=FILE[:TEMPLATE]
>-		   instantiate the configuration file FILE
>+      --file=FILE[:TEMPLATE]
>+                   instantiate the configuration file FILE
> 
> Configuration files:
> $config_files
> 
>-Report bugs to <bug-autoconf@gnu.org>."
>-_ACEOF
>+Report bugs to the package provider."
> 
>-cat >>$CONFIG_STATUS <<_ACEOF
>+_ACEOF
>+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
>+ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
> ac_cs_version="\\
> config.status
>-configured by $0, generated by GNU Autoconf 2.59,
>-  with options \\"`echo "$ac_configure_args" | sed 's/[\\""\`\$]/\\\\&/g'`\\"
>+configured by $0, generated by GNU Autoconf 2.69,
>+  with options \\"\$ac_cs_config\\"
> 
>-Copyright (C) 2003 Free Software Foundation, Inc.
>+Copyright (C) 2012 Free Software Foundation, Inc.
> This config.status script is free software; the Free Software Foundation
> gives unlimited permission to copy, distribute and modify it."
>-srcdir=$srcdir
>+
>+ac_pwd='$ac_pwd'
>+srcdir='$srcdir'
>+test -n "\$AWK" || AWK=awk
> _ACEOF
> 
>-cat >>$CONFIG_STATUS <<\_ACEOF
>-# If no file are specified by the user, then we need to provide default
>-# value.  By we need to know if files were specified by the user.
>+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
>+# The default lists apply if the user does not specify any file.
> ac_need_defaults=:
> while test $# != 0
> do
>   case $1 in
>-  --*=*)
>-    ac_option=`expr "x$1" : 'x$[^=]*$='`
>-    ac_optarg=`expr "x$1" : 'x[^=]*=$.*$'`
>+  --*=?*)
>+    ac_option=`expr "X$1" : 'X$[^=]*$='`
>+    ac_optarg=`expr "X$1" : 'X[^=]*=$.*$'`
>     ac_shift=:
>     ;;
>-  -*)
>+  --*=)
>+    ac_option=`expr "X$1" : 'X$[^=]*$='`
>+    ac_optarg=
>+    ac_shift=:
>+    ;;
>+  *)
>     ac_option=$1
>     ac_optarg=$2
>     ac_shift=shift
>     ;;
>-  *) # This is not an option, so the user has probably given explicit
>-     # arguments.
>-     ac_option=$1
>-     ac_need_defaults=false;;
>   esac
> 
>   case $ac_option in
>   # Handling of the options.
>-_ACEOF
>-cat >>$CONFIG_STATUS <<\_ACEOF
>   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
>     ac_cs_recheck=: ;;
>-  --version | --vers* | -V )
>-    echo "$ac_cs_version"; exit 0 ;;
>-  --he | --h)
>-    # Conflict between --help and --header
>-    { { echo "$as_me:$LINENO: error: ambiguous option: $1
>-Try \`$0 --help' for more information." >&5
>-echo "$as_me: error: ambiguous option: $1
>-Try \`$0 --help' for more information." >&2;}
>-   { (exit 1); exit 1; }; };;
>-  --help | --hel | -h )
>-    echo "$ac_cs_usage"; exit 0 ;;
>-  --debug | --d* | -d )
>+  --version | --versio | --versi | --vers | --ver | --ve | --v | -V )
>+    $as_echo "$ac_cs_version"; exit ;;
>+  --config | --confi | --conf | --con | --co | --c )
>+    $as_echo "$ac_cs_config"; exit ;;
>+  --debug | --debu | --deb | --de | --d | -d )
>     debug=: ;;
>   --file | --fil | --fi | --f )
>     $ac_shift
>-    CONFIG_FILES="$CONFIG_FILES $ac_optarg"
>+    case $ac_optarg in
>+    *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
>+    '') as_fn_error $? "missing file argument" ;;
>+    esac
>+    as_fn_append CONFIG_FILES " '$ac_optarg'"
>     ac_need_defaults=false;;
>-  --header | --heade | --head | --hea )
>-    $ac_shift
>-    CONFIG_HEADERS="$CONFIG_HEADERS $ac_optarg"
>-    ac_need_defaults=false;;
>+  --he | --h |  --help | --hel | -h )
>+    $as_echo "$ac_cs_usage"; exit ;;
>   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
>   | -silent | --silent | --silen | --sile | --sil | --si | --s)
>     ac_cs_silent=: ;;
> 
>   # This is an error.
>-  -*) { { echo "$as_me:$LINENO: error: unrecognized option: $1
>-Try \`$0 --help' for more information." >&5
>-echo "$as_me: error: unrecognized option: $1
>-Try \`$0 --help' for more information." >&2;}
>-   { (exit 1); exit 1; }; } ;;
>+  -*) as_fn_error $? "unrecognized option: \`$1'
>+Try \`$0 --help' for more information." ;;
> 
>-  *) ac_config_targets="$ac_config_targets $1" ;;
>+  *) as_fn_append ac_config_targets " $1"
>+     ac_need_defaults=false ;;
> 
>   esac
>   shift
>@@ -7539,31 +6602,45 @@ if $ac_cs_silent; then
> fi
> 
> _ACEOF
>-cat >>$CONFIG_STATUS <<_ACEOF
>+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
> if \$ac_cs_recheck; then
>-  echo "running $SHELL $0 " $ac_configure_args \$ac_configure_extra_args " --no-create --no-recursion" >&6
>-  exec $SHELL $0 $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
>+  set X $SHELL '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
>+  shift
>+  \$as_echo "running CONFIG_SHELL=$SHELL \$*" >&6
>+  CONFIG_SHELL='$SHELL'
>+  export CONFIG_SHELL
>+  exec "\$@"
> fi
> 
> _ACEOF
>+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
>+exec 5>>config.log
>+{
>+  echo
>+  sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX
>+## Running $as_me. ##
>+_ASBOX
>+  $as_echo "$ac_log"
>+} >&5
> 
>+_ACEOF
>+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
>+_ACEOF
> 
>+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
> 
>-
>-
>-cat >>$CONFIG_STATUS <<\_ACEOF
>+# Handling of arguments.
> for ac_config_target in $ac_config_targets
> do
>-  case "$ac_config_target" in
>-  # Handling of arguments.
>-  "config.mk" ) CONFIG_FILES="$CONFIG_FILES config.mk" ;;
>-  "c_src/Makefile" ) CONFIG_FILES="$CONFIG_FILES c_src/Makefile" ;;
>-  *) { { echo "$as_me:$LINENO: error: invalid argument: $ac_config_target" >&5
>-echo "$as_me: error: invalid argument: $ac_config_target" >&2;}
>-   { (exit 1); exit 1; }; };;
>+  case $ac_config_target in
>+    "config.mk") CONFIG_FILES="$CONFIG_FILES config.mk" ;;
>+    "c_src/Makefile") CONFIG_FILES="$CONFIG_FILES c_src/Makefile" ;;
>+
>+  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
>   esac
> done
> 
>+
> # If the user did not use the arguments to specify the items to instantiate,
> # then the envvar interface is used.  Set only those that are not.
> # We use the long form for the default assignment because of an extremely
>@@ -7573,381 +6650,415 @@ if $ac_need_defaults; then
> fi
> 
> # Have a temporary directory for convenience.  Make it in the build tree
>-# simply because there is no reason to put it here, and in addition,
>+# simply because there is no reason against having it here, and in addition,
> # creating and moving files from /tmp can sometimes cause problems.
>-# Create a temporary directory, and hook for its removal unless debugging.
>+# Hook for its removal unless debugging.
>+# Note that there is a small window in which the directory will not be cleaned:
>+# after its creation but before its name has been assigned to `$tmp'.
> $debug ||
> {
>-  trap 'exit_status=$?; rm -rf $tmp && exit $exit_status' 0
>-  trap '{ (exit 1); exit 1; }' 1 2 13 15
>+  tmp= ac_tmp=
>+  trap 'exit_status=$?
>+  : "${ac_tmp:=$tmp}"
>+  { test ! -d "$ac_tmp" || rm -fr "$ac_tmp"; } && exit $exit_status
>+' 0
>+  trap 'as_fn_exit 1' 1 2 13 15
> }
>-
> # Create a (secure) tmp directory for tmp files.
> 
> {
>-  tmp=`(umask 077 && mktemp -d -q "./confstatXXXXXX") 2>/dev/null` &&
>-  test -n "$tmp" && test -d "$tmp"
>+  tmp=`(umask 077 && mktemp -d "./confXXXXXX") 2>/dev/null` &&
>+  test -d "$tmp"
> }  ||
> {
>-  tmp=./confstat$$-$RANDOM
>-  (umask 077 && mkdir $tmp)
>-} ||
>+  tmp=./conf$$-$RANDOM
>+  (umask 077 && mkdir "$tmp")
>+} || as_fn_error $? "cannot create a temporary directory in ." "$LINENO" 5
>+ac_tmp=$tmp
>+
>+# Set up the scripts for CONFIG_FILES section.
>+# No need to generate them if there are no CONFIG_FILES.
>+# This happens for instance with `./config.status config.h'.
>+if test -n "$CONFIG_FILES"; then
>+
>+
>+ac_cr=`echo X | tr X '\015'`
>+# On cygwin, bash can eat \r inside `` if the user requested igncr.
>+# But we know of no other shell where ac_cr would be empty at this
>+# point, so we can use a bashism as a fallback.
>+if test "x$ac_cr" = x; then
>+  eval ac_cr=\$\'\\r\'
>+fi
>+ac_cs_awk_cr=`$AWK 'BEGIN { print "a\rb" }' </dev/null 2>/dev/null`
>+if test "$ac_cs_awk_cr" = "a${ac_cr}b"; then
>+  ac_cs_awk_cr='\\r'
>+else
>+  ac_cs_awk_cr=$ac_cr
>+fi
>+
>+echo 'BEGIN {' >"$ac_tmp/subs1.awk" &&
>+_ACEOF
>+
>+
> {
>-   echo "$me: cannot create a temporary directory in ." >&2
>-   { (exit 1); exit 1; }
>+  echo "cat >conf$$subs.awk <<_ACEOF" &&
>+  echo "$ac_subst_vars" | sed 's/.*/&!$&$ac_delim/' &&
>+  echo "_ACEOF"
>+} >conf$$subs.sh ||
>+  as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
>+ac_delim_num=`echo "$ac_subst_vars" | grep -c '^'`
>+ac_delim='%!_!# '
>+for ac_last_try in false false false false false :; do
>+  . ./conf$$subs.sh ||
>+    as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
>+
>+  ac_delim_n=`sed -n "s/.*$ac_delim\$/X/p" conf$$subs.awk | grep -c X`
>+  if test $ac_delim_n = $ac_delim_num; then
>+    break
>+  elif $ac_last_try; then
>+    as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
>+  else
>+    ac_delim="$ac_delim!$ac_delim _$ac_delim!! "
>+  fi
>+done
>+rm -f conf$$subs.sh
>+
>+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
>+cat >>"\$ac_tmp/subs1.awk" <<\\_ACAWK &&
>+_ACEOF
>+sed -n '
>+h
>+s/^/S["/; s/!.*/"]=/
>+p
>+g
>+s/^[^!]*!//
>+:repl
>+t repl
>+s/'"$ac_delim"'$//
>+t delim
>+:nl
>+h
>+s/$.\{148\}$..*/\1/
>+t more1
>+s/["\\]/\\&/g; s/^/"/; s/$/\\n"\\/
>+p
>+n
>+b repl
>+:more1
>+s/["\\]/\\&/g; s/^/"/; s/$/"\\/
>+p
>+g
>+s/.\{148\}//
>+t nl
>+:delim
>+h
>+s/$.\{148\}$..*/\1/
>+t more2
>+s/["\\]/\\&/g; s/^/"/; s/$/"/
>+p
>+b
>+:more2
>+s/["\\]/\\&/g; s/^/"/; s/$/"\\/
>+p
>+g
>+s/.\{148\}//
>+t delim
>+' <conf$$subs.awk | sed '
>+/^[^""]/{
>+  N
>+  s/\n//
> }
>+' >>$CONFIG_STATUS || ac_write_fail=1
>+rm -f conf$$subs.awk
>+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
>+_ACAWK
>+cat >>"\$ac_tmp/subs1.awk" <<_ACAWK &&
>+  for (key in S) S_is_set[key] = 1
>+  FS = ""
> 
>+}
>+{
>+  line = $ 0
>+  nfields = split(line, field, "@")
>+  substed = 0
>+  len = length(field[1])
>+  for (i = 2; i < nfields; i++) {
>+    key = field[i]
>+    keylen = length(key)
>+    if (S_is_set[key]) {
>+      value = S[key]
>+      line = substr(line, 1, len) "" value "" substr(line, len + keylen + 3)
>+      len += length(value) + length(field[++i])
>+      substed = 1
>+    } else
>+      len += 1 + keylen
>+  }
>+
>+  print line
>+}
>+
>+_ACAWK
> _ACEOF
>+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
>+if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then
>+  sed "s/$ac_cr\$//; s/$ac_cr/$ac_cs_awk_cr/g"
>+else
>+  cat
>+fi < "$ac_tmp/subs1.awk" > "$ac_tmp/subs.awk" \
>+  || as_fn_error $? "could not setup config files machinery" "$LINENO" 5
>+_ACEOF
> 
>-cat >>$CONFIG_STATUS <<_ACEOF
>+# VPATH may cause trouble with some makes, so we remove sole $(srcdir),
>+# ${srcdir} and @srcdir@ entries from VPATH if srcdir is ".", strip leading and
>+# trailing colons and then remove the whole line if VPATH becomes empty
>+# (actually we leave an empty line to preserve line numbers).
>+if test "x$srcdir" = x.; then
>+  ac_vpsub='/^[	 ]*VPATH[	 ]*=[	 ]*/{
>+h
>+s///
>+s/^/:/
>+s/[	 ]*$/:/
>+s/:\$(srcdir):/:/g
>+s/:\${srcdir}:/:/g
>+s/:@srcdir@:/:/g
>+s/^:*//
>+s/:*$//
>+x
>+s/$=[	 ]*$.*/\1/
>+G
>+s/\n//
>+s/^[^=]*=[	 ]*$//
>+}'
>+fi
> 
>-#
>-# CONFIG_FILES section.
>-#
>+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
>+fi # test -n "$CONFIG_FILES"
> 
>-# No need to generate the scripts if there are no CONFIG_FILES.
>-# This happens for instance when ./config.status config.h
>-if test -n "\$CONFIG_FILES"; then
>-  # Protect against being on the right side of a sed subst in config.status.
>-  sed 's/,@/@@/; s/@,/@@/; s/,;t t\$/@;t t/; /@;t t\$/s/[\\\\&,]/\\\\&/g;
>-   s/@@/,@/; s/@@/@,/; s/@;t t\$/,;t t/' >\$tmp/subs.sed <<\\CEOF
>-s,@SHELL@,$SHELL,;t t
>-s,@PATH_SEPARATOR@,$PATH_SEPARATOR,;t t
>-s,@PACKAGE_NAME@,$PACKAGE_NAME,;t t
>-s,@PACKAGE_TARNAME@,$PACKAGE_TARNAME,;t t
>-s,@PACKAGE_VERSION@,$PACKAGE_VERSION,;t t
>-s,@PACKAGE_STRING@,$PACKAGE_STRING,;t t
>-s,@PACKAGE_BUGREPORT@,$PACKAGE_BUGREPORT,;t t
>-s,@exec_prefix@,$exec_prefix,;t t
>-s,@prefix@,$prefix,;t t
>-s,@program_transform_name@,$program_transform_name,;t t
>-s,@bindir@,$bindir,;t t
>-s,@sbindir@,$sbindir,;t t
>-s,@libexecdir@,$libexecdir,;t t
>-s,@datadir@,$datadir,;t t
>-s,@sysconfdir@,$sysconfdir,;t t
>-s,@sharedstatedir@,$sharedstatedir,;t t
>-s,@localstatedir@,$localstatedir,;t t
>-s,@libdir@,$libdir,;t t
>-s,@includedir@,$includedir,;t t
>-s,@oldincludedir@,$oldincludedir,;t t
>-s,@infodir@,$infodir,;t t
>-s,@mandir@,$mandir,;t t
>-s,@build_alias@,$build_alias,;t t
>-s,@host_alias@,$host_alias,;t t
>-s,@target_alias@,$target_alias,;t t
>-s,@DEFS@,$DEFS,;t t
>-s,@ECHO_C@,$ECHO_C,;t t
>-s,@ECHO_N@,$ECHO_N,;t t
>-s,@ECHO_T@,$ECHO_T,;t t
>-s,@LIBS@,$LIBS,;t t
>-s,@build@,$build,;t t
>-s,@build_cpu@,$build_cpu,;t t
>-s,@build_vendor@,$build_vendor,;t t
>-s,@build_os@,$build_os,;t t
>-s,@host@,$host,;t t
>-s,@host_cpu@,$host_cpu,;t t
>-s,@host_vendor@,$host_vendor,;t t
>-s,@host_os@,$host_os,;t t
>-s,@TARGET@,$TARGET,;t t
>-s,@CC@,$CC,;t t
>-s,@CFLAGS@,$CFLAGS,;t t
>-s,@LDFLAGS@,$LDFLAGS,;t t
>-s,@CPPFLAGS@,$CPPFLAGS,;t t
>-s,@ac_ct_CC@,$ac_ct_CC,;t t
>-s,@EXEEXT@,$EXEEXT,;t t
>-s,@OBJEXT@,$OBJEXT,;t t
>-s,@CXX@,$CXX,;t t
>-s,@CXXFLAGS@,$CXXFLAGS,;t t
>-s,@ac_ct_CXX@,$ac_ct_CXX,;t t
>-s,@RANLIB@,$RANLIB,;t t
>-s,@ac_ct_RANLIB@,$ac_ct_RANLIB,;t t
>-s,@CPP@,$CPP,;t t
>-s,@MIXED_CYGWIN_VC@,$MIXED_CYGWIN_VC,;t t
>-s,@MIXED_MSYS_VC@,$MIXED_MSYS_VC,;t t
>-s,@MIXED_VC@,$MIXED_VC,;t t
>-s,@MIXED_CYGWIN_MINGW@,$MIXED_CYGWIN_MINGW,;t t
>-s,@MIXED_CYGWIN@,$MIXED_CYGWIN,;t t
>-s,@MIXED_MSYS@,$MIXED_MSYS,;t t
>-s,@EGREP@,$EGREP,;t t
>-s,@OBJC_CC@,$OBJC_CC,;t t
>-s,@OBJC_CFLAGS@,$OBJC_CFLAGS,;t t
>-s,@GL_LIBS@,$GL_LIBS,;t t
>-s,@DEBUG_CFLAGS@,$DEBUG_CFLAGS,;t t
>-s,@DEBUG_CXXFLAGS@,$DEBUG_CXXFLAGS,;t t
>-s,@ERLC@,$ERLC,;t t
>-s,@WX_BUILDING_INSIDE_ERLSRC@,$WX_BUILDING_INSIDE_ERLSRC,;t t
>-s,@ERLANG_ROOT_DIR@,$ERLANG_ROOT_DIR,;t t
>-s,@WX_CONFIG_PATH@,$WX_CONFIG_PATH,;t t
>-s,@WX_CPPFLAGS@,$WX_CPPFLAGS,;t t
>-s,@WX_CFLAGS@,$WX_CFLAGS,;t t
>-s,@WX_CXXFLAGS@,$WX_CXXFLAGS,;t t
>-s,@WX_CFLAGS_ONLY@,$WX_CFLAGS_ONLY,;t t
>-s,@WX_CXXFLAGS_ONLY@,$WX_CXXFLAGS_ONLY,;t t
>-s,@WX_LIBS@,$WX_LIBS,;t t
>-s,@WX_LIBS_STATIC@,$WX_LIBS_STATIC,;t t
>-s,@WX_VERSION@,$WX_VERSION,;t t
>-s,@WX_RESCOMP@,$WX_RESCOMP,;t t
>-s,@WX_VERSION_MAJOR@,$WX_VERSION_MAJOR,;t t
>-s,@WX_VERSION_MINOR@,$WX_VERSION_MINOR,;t t
>-s,@WX_VERSION_MICRO@,$WX_VERSION_MICRO,;t t
>-s,@DEBUG_WX_CFLAGS@,$DEBUG_WX_CFLAGS,;t t
>-s,@DEBUG_WX_CXXFLAGS@,$DEBUG_WX_CXXFLAGS,;t t
>-s,@DEBUG_WX_LIBS@,$DEBUG_WX_LIBS,;t t
>-s,@DEBUG_WX_LIBS_STATIC@,$DEBUG_WX_LIBS_STATIC,;t t
>-s,@FORCED_DEBUG_BUILD@,$FORCED_DEBUG_BUILD,;t t
>-s,@WX_HAVE_STATIC_LIBS@,$WX_HAVE_STATIC_LIBS,;t t
>-s,@RC_FILE_TYPE@,$RC_FILE_TYPE,;t t
>-s,@HAVE_GL_SUPPORT@,$HAVE_GL_SUPPORT,;t t
>-s,@TESS_CB_TIGER_STYLE@,$TESS_CB_TIGER_STYLE,;t t
>-s,@WXERL_CAN_BUILD_DRIVER@,$WXERL_CAN_BUILD_DRIVER,;t t
>-s,@SO_EXT@,$SO_EXT,;t t
>-s,@RUN_ERL@,$RUN_ERL,;t t
>-s,@WXERL_SYS_TYPE@,$WXERL_SYS_TYPE,;t t
>-s,@LIBOBJS@,$LIBOBJS,;t t
>-s,@LTLIBOBJS@,$LTLIBOBJS,;t t
>-CEOF
> 
>-_ACEOF
>+eval set X "  :F $CONFIG_FILES      "
>+shift
>+for ac_tag
>+do
>+  case $ac_tag in
>+  :[FHLC]) ac_mode=$ac_tag; continue;;
>+  esac
>+  case $ac_mode$ac_tag in
>+  :[FHL]*:*);;
>+  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;;
>+  :[FH]-) ac_tag=-:-;;
>+  :[FH]*) ac_tag=$ac_tag:$ac_tag.in;;
>+  esac
>+  ac_save_IFS=$IFS
>+  IFS=:
>+  set x $ac_tag
>+  IFS=$ac_save_IFS
>+  shift
>+  ac_file=$1
>+  shift
> 
>-  cat >>$CONFIG_STATUS <<\_ACEOF
>-  # Split the substitutions into bite-sized pieces for seds with
>-  # small command number limits, like on Digital OSF/1 and HP-UX.
>-  ac_max_sed_lines=48
>-  ac_sed_frag=1 # Number of current file.
>-  ac_beg=1 # First line for current file.
>-  ac_end=$ac_max_sed_lines # Line after last line for current file.
>-  ac_more_lines=:
>-  ac_sed_cmds=
>-  while $ac_more_lines; do
>-    if test $ac_beg -gt 1; then
>-      sed "1,${ac_beg}d; ${ac_end}q" $tmp/subs.sed >$tmp/subs.frag
>-    else
>-      sed "${ac_end}q" $tmp/subs.sed >$tmp/subs.frag
>+  case $ac_mode in
>+  :L) ac_source=$1;;
>+  :[FH])
>+    ac_file_inputs=
>+    for ac_f
>+    do
>+      case $ac_f in
>+      -) ac_f="$ac_tmp/stdin";;
>+      *) # Look for the file first in the build tree, then in the source tree
>+	 # (if the path is not absolute).  The absolute path cannot be DOS-style,
>+	 # because $ac_f cannot contain `:'.
>+	 test -f "$ac_f" ||
>+	   case $ac_f in
>+	   [\\/$]*) false;;
>+	   *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";;
>+	   esac ||
>+	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
>+      esac
>+      case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
>+      as_fn_append ac_file_inputs " '$ac_f'"
>+    done
>+
>+    # Let's still pretend it is `configure' which instantiates (i.e., don't
>+    # use $as_me), people would be surprised to read:
>+    #    /* config.h.  Generated by config.status.  */
>+    configure_input='Generated from '`
>+	  $as_echo "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
>+	`' by configure.'
>+    if test x"$ac_file" != x-; then
>+      configure_input="$ac_file.  $configure_input"
>+      { $as_echo "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
>+$as_echo "$as_me: creating $ac_file" >&6;}
>     fi
>-    if test ! -s $tmp/subs.frag; then
>-      ac_more_lines=false
>-    else
>-      # The purpose of the label and of the branching condition is to
>-      # speed up the sed processing (if there are no `@' at all, there
>-      # is no need to browse any of the substitutions).
>-      # These are the two extra sed commands mentioned above.
>-      (echo ':t
>-  /@[a-zA-Z_][a-zA-Z_0-9]*@/!b' && cat $tmp/subs.frag) >$tmp/subs-$ac_sed_frag.sed
>-      if test -z "$ac_sed_cmds"; then
>-	ac_sed_cmds="sed -f $tmp/subs-$ac_sed_frag.sed"
>-      else
>-	ac_sed_cmds="$ac_sed_cmds | sed -f $tmp/subs-$ac_sed_frag.sed"
>-      fi
>-      ac_sed_frag=`expr $ac_sed_frag + 1`
>-      ac_beg=$ac_end
>-      ac_end=`expr $ac_end + $ac_max_sed_lines`
>-    fi
>-  done
>-  if test -z "$ac_sed_cmds"; then
>-    ac_sed_cmds=cat
>-  fi
>-fi # test -n "$CONFIG_FILES"
>+    # Neutralize special characters interpreted by sed in replacement strings.
>+    case $configure_input in #(
>+    *\&* | *\|* | *\\* )
>+       ac_sed_conf_input=`$as_echo "$configure_input" |
>+       sed 's/[\\\\&|]/\\\\&/g'`;; #(
>+    *) ac_sed_conf_input=$configure_input;;
>+    esac
> 
>-_ACEOF
>-cat >>$CONFIG_STATUS <<\_ACEOF
>-for ac_file in : $CONFIG_FILES; do test "x$ac_file" = x: && continue
>-  # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
>-  case $ac_file in
>-  - | *:- | *:-:* ) # input from stdin
>-	cat >$tmp/stdin
>-	ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
>-	ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;;
>-  *:* ) ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
>-	ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;;
>-  * )   ac_file_in=$ac_file.in ;;
>+    case $ac_tag in
>+    *:-:* | *:-) cat >"$ac_tmp/stdin" \
>+      || as_fn_error $? "could not create $ac_file" "$LINENO" 5 ;;
>+    esac
>+    ;;
>   esac
> 
>-  # Compute @srcdir@, @top_srcdir@, and @INSTALL@ for subdirectories.
>-  ac_dir=`(dirname "$ac_file") 2>/dev/null ||
>+  ac_dir=`$as_dirname -- "$ac_file" ||
> $as_expr X"$ac_file" : 'X$.*[^/]$//*[^/][^/]*/*$' \| \
> 	 X"$ac_file" : 'X$//$[^/]' \| \
> 	 X"$ac_file" : 'X$//$$' \| \
>-	 X"$ac_file" : 'X$/$' \| \
>-	 .     : '$.$' 2>/dev/null ||
>-echo X"$ac_file" |
>-    sed '/^X$.*[^/]$\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
>-  	  /^X$\/\/$[^/].*/{ s//\1/; q; }
>-  	  /^X$\/\/$$/{ s//\1/; q; }
>-  	  /^X$\/$.*/{ s//\1/; q; }
>-  	  s/.*/./; q'`
>-  { if $as_mkdir_p; then
>-    mkdir -p "$ac_dir"
>-  else
>-    as_dir="$ac_dir"
>-    as_dirs=
>-    while test ! -d "$as_dir"; do
>-      as_dirs="$as_dir $as_dirs"
>-      as_dir=`(dirname "$as_dir") 2>/dev/null ||
>-$as_expr X"$as_dir" : 'X$.*[^/]$//*[^/][^/]*/*$' \| \
>-	 X"$as_dir" : 'X$//$[^/]' \| \
>-	 X"$as_dir" : 'X$//$$' \| \
>-	 X"$as_dir" : 'X$/$' \| \
>-	 .     : '$.$' 2>/dev/null ||
>-echo X"$as_dir" |
>-    sed '/^X$.*[^/]$\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
>-  	  /^X$\/\/$[^/].*/{ s//\1/; q; }
>-  	  /^X$\/\/$$/{ s//\1/; q; }
>-  	  /^X$\/$.*/{ s//\1/; q; }
>-  	  s/.*/./; q'`
>-    done
>-    test ! -n "$as_dirs" || mkdir $as_dirs
>-  fi || { { echo "$as_me:$LINENO: error: cannot create directory \"$ac_dir\"" >&5
>-echo "$as_me: error: cannot create directory \"$ac_dir\"" >&2;}
>-   { (exit 1); exit 1; }; }; }
>-
>+	 X"$ac_file" : 'X$/$' \| . 2>/dev/null ||
>+$as_echo X"$ac_file" |
>+    sed '/^X$.*[^/]$\/\/*[^/][^/]*\/*$/{
>+	    s//\1/
>+	    q
>+	  }
>+	  /^X$\/\/$[^/].*/{
>+	    s//\1/
>+	    q
>+	  }
>+	  /^X$\/\/$$/{
>+	    s//\1/
>+	    q
>+	  }
>+	  /^X$\/$.*/{
>+	    s//\1/
>+	    q
>+	  }
>+	  s/.*/./; q'`
>+  as_dir="$ac_dir"; as_fn_mkdir_p
>   ac_builddir=.
> 
>-if test "$ac_dir" != .; then
>-  ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
>-  # A "../" for each directory in $ac_dir_suffix.
>-  ac_top_builddir=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,../,g'`
>-else
>-  ac_dir_suffix= ac_top_builddir=
>-fi
>+case "$ac_dir" in
>+.) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
>+*)
>+  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
>+  # A ".." for each directory in $ac_dir_suffix.
>+  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
>+  case $ac_top_builddir_sub in
>+  "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
>+  *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
>+  esac ;;
>+esac
>+ac_abs_top_builddir=$ac_pwd
>+ac_abs_builddir=$ac_pwd$ac_dir_suffix
>+# for backward compatibility:
>+ac_top_builddir=$ac_top_build_prefix
> 
> case $srcdir in
>-  .)  # No --srcdir option.  We are building in place.
>+  .)  # We are building in place.
>     ac_srcdir=.
>-    if test -z "$ac_top_builddir"; then
>-       ac_top_srcdir=.
>-    else
>-       ac_top_srcdir=`echo $ac_top_builddir | sed 's,/$,,'`
>-    fi ;;
>-  [\\/]* | ?:[\\/]* )  # Absolute path.
>+    ac_top_srcdir=$ac_top_builddir_sub
>+    ac_abs_top_srcdir=$ac_pwd ;;
>+  [\\/]* | ?:[\\/]* )  # Absolute name.
>     ac_srcdir=$srcdir$ac_dir_suffix;
>-    ac_top_srcdir=$srcdir ;;
>-  *) # Relative path.
>-    ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix
>-    ac_top_srcdir=$ac_top_builddir$srcdir ;;
>+    ac_top_srcdir=$srcdir
>+    ac_abs_top_srcdir=$srcdir ;;
>+  *) # Relative name.
>+    ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix
>+    ac_top_srcdir=$ac_top_build_prefix$srcdir
>+    ac_abs_top_srcdir=$ac_pwd/$srcdir ;;
> esac
>+ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
> 
>-# Do not use `cd foo && pwd` to compute absolute paths, because
>-# the directories may not exist.
>-case `pwd` in
>-.) ac_abs_builddir="$ac_dir";;
>-*)
>-  case "$ac_dir" in
>-  .) ac_abs_builddir=`pwd`;;
>-  [\\/]* | ?:[\\/]* ) ac_abs_builddir="$ac_dir";;
>-  *) ac_abs_builddir=`pwd`/"$ac_dir";;
>-  esac;;
>-esac
>-case $ac_abs_builddir in
>-.) ac_abs_top_builddir=${ac_top_builddir}.;;
>-*)
>-  case ${ac_top_builddir}. in
>-  .) ac_abs_top_builddir=$ac_abs_builddir;;
>-  [\\/]* | ?:[\\/]* ) ac_abs_top_builddir=${ac_top_builddir}.;;
>-  *) ac_abs_top_builddir=$ac_abs_builddir/${ac_top_builddir}.;;
>-  esac;;
>-esac
>-case $ac_abs_builddir in
>-.) ac_abs_srcdir=$ac_srcdir;;
>-*)
>-  case $ac_srcdir in
>-  .) ac_abs_srcdir=$ac_abs_builddir;;
>-  [\\/]* | ?:[\\/]* ) ac_abs_srcdir=$ac_srcdir;;
>-  *) ac_abs_srcdir=$ac_abs_builddir/$ac_srcdir;;
>-  esac;;
>-esac
>-case $ac_abs_builddir in
>-.) ac_abs_top_srcdir=$ac_top_srcdir;;
>-*)
>-  case $ac_top_srcdir in
>-  .) ac_abs_top_srcdir=$ac_abs_builddir;;
>-  [\\/]* | ?:[\\/]* ) ac_abs_top_srcdir=$ac_top_srcdir;;
>-  *) ac_abs_top_srcdir=$ac_abs_builddir/$ac_top_srcdir;;
>-  esac;;
>-esac
> 
>+  case $ac_mode in
>+  :F)
>+  #
>+  # CONFIG_FILE
>+  #
> 
>+_ACEOF
> 
>-  if test x"$ac_file" != x-; then
>-    { echo "$as_me:$LINENO: creating $ac_file" >&5
>-echo "$as_me: creating $ac_file" >&6;}
>-    rm -f "$ac_file"
>-  fi
>-  # Let's still pretend it is `configure' which instantiates (i.e., don't
>-  # use $as_me), people would be surprised to read:
>-  #    /* config.h.  Generated by config.status.  */
>-  if test x"$ac_file" = x-; then
>-    configure_input=
>-  else
>-    configure_input="$ac_file.  "
>-  fi
>-  configure_input=$configure_input"Generated from `echo $ac_file_in |
>-				     sed 's,.*/,,'` by configure."
>-
>-  # First look for the input files in the build tree, otherwise in the
>-  # src tree.
>-  ac_file_inputs=`IFS=:
>-    for f in $ac_file_in; do
>-      case $f in
>-      -) echo $tmp/stdin ;;
>-      [\\/$]*)
>-	 # Absolute (can't be DOS-style, as IFS=:)
>-	 test -f "$f" || { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
>-echo "$as_me: error: cannot find input file: $f" >&2;}
>-   { (exit 1); exit 1; }; }
>-	 echo "$f";;
>-      *) # Relative
>-	 if test -f "$f"; then
>-	   # Build tree
>-	   echo "$f"
>-	 elif test -f "$srcdir/$f"; then
>-	   # Source tree
>-	   echo "$srcdir/$f"
>-	 else
>-	   # /dev/null tree
>-	   { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
>-echo "$as_me: error: cannot find input file: $f" >&2;}
>-   { (exit 1); exit 1; }; }
>-	 fi;;
>-      esac
>-    done` || { (exit 1); exit 1; }
>+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
>+# If the template does not know about datarootdir, expand it.
>+# FIXME: This hack should be removed a few years after 2.60.
>+ac_datarootdir_hack=; ac_datarootdir_seen=
>+ac_sed_dataroot='
>+/datarootdir/ {
>+  p
>+  q
>+}
>+/@datadir@/p
>+/@docdir@/p
>+/@infodir@/p
>+/@localedir@/p
>+/@mandir@/p'
>+case `eval "sed -n \"\$ac_sed_dataroot\" $ac_file_inputs"` in
>+*datarootdir*) ac_datarootdir_seen=yes;;
>+*@datadir@*|*@docdir@*|*@infodir@*|*@localedir@*|*@mandir@*)
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
>+$as_echo "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
> _ACEOF
>-cat >>$CONFIG_STATUS <<_ACEOF
>-  sed "$ac_vpsub
>+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
>+  ac_datarootdir_hack='
>+  s&@datadir@&$datadir&g
>+  s&@docdir@&$docdir&g
>+  s&@infodir@&$infodir&g
>+  s&@localedir@&$localedir&g
>+  s&@mandir@&$mandir&g
>+  s&\\\${datarootdir}&$datarootdir&g' ;;
>+esac
>+_ACEOF
>+
>+# Neutralize VPATH when `$srcdir' = `.'.
>+# Shell code in configure.ac might set extrasub.
>+# FIXME: do we really want to maintain this feature?
>+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
>+ac_sed_extra="$ac_vpsub
> $extrasub
> _ACEOF
>-cat >>$CONFIG_STATUS <<\_ACEOF
>+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
> :t
> /@[a-zA-Z_][a-zA-Z_0-9]*@/!b
>-s,@configure_input@,$configure_input,;t t
>-s,@srcdir@,$ac_srcdir,;t t
>-s,@abs_srcdir@,$ac_abs_srcdir,;t t
>-s,@top_srcdir@,$ac_top_srcdir,;t t
>-s,@abs_top_srcdir@,$ac_abs_top_srcdir,;t t
>-s,@builddir@,$ac_builddir,;t t
>-s,@abs_builddir@,$ac_abs_builddir,;t t
>-s,@top_builddir@,$ac_top_builddir,;t t
>-s,@abs_top_builddir@,$ac_abs_top_builddir,;t t
>-" $ac_file_inputs | (eval "$ac_sed_cmds") >$tmp/out
>-  rm -f $tmp/stdin
>-  if test x"$ac_file" != x-; then
>-    mv $tmp/out $ac_file
>-  else
>-    cat $tmp/out
>-    rm -f $tmp/out
>-  fi
>+s|@configure_input@|$ac_sed_conf_input|;t t
>+s&@top_builddir@&$ac_top_builddir_sub&;t t
>+s&@top_build_prefix@&$ac_top_build_prefix&;t t
>+s&@srcdir@&$ac_srcdir&;t t
>+s&@abs_srcdir@&$ac_abs_srcdir&;t t
>+s&@top_srcdir@&$ac_top_srcdir&;t t
>+s&@abs_top_srcdir@&$ac_abs_top_srcdir&;t t
>+s&@builddir@&$ac_builddir&;t t
>+s&@abs_builddir@&$ac_abs_builddir&;t t
>+s&@abs_top_builddir@&$ac_abs_top_builddir&;t t
>+$ac_datarootdir_hack
>+"
>+eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$ac_tmp/subs.awk" \
>+  >$ac_tmp/out || as_fn_error $? "could not create $ac_file" "$LINENO" 5
> 
>-done
>-_ACEOF
>+test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
>+  { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } &&
>+  { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' \
>+      "$ac_tmp/out"`; test -z "$ac_out"; } &&
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
>+which seems to be undefined.  Please make sure it is defined" >&5
>+$as_echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
>+which seems to be undefined.  Please make sure it is defined" >&2;}
> 
>-cat >>$CONFIG_STATUS <<\_ACEOF
>+  rm -f "$ac_tmp/stdin"
>+  case $ac_file in
>+  -) cat "$ac_tmp/out" && rm -f "$ac_tmp/out";;
>+  *) rm -f "$ac_file" && mv "$ac_tmp/out" "$ac_file";;
>+  esac \
>+  || as_fn_error $? "could not create $ac_file" "$LINENO" 5
>+ ;;
> 
>-{ (exit 0); exit 0; }
>+
>+
>+  esac
>+
>+done # for ac_tag
>+
>+
>+as_fn_exit 0
> _ACEOF
>-chmod +x $CONFIG_STATUS
> ac_clean_files=$ac_clean_files_save
> 
>+test $ac_write_fail = 0 ||
>+  as_fn_error $? "write failure creating $CONFIG_STATUS" "$LINENO" 5
> 
>+
> # configure is writing to config.log, and then calls config.status.
> # config.status does its own redirection, appending to config.log.
> # Unfortunately, on DOS this fails, as config.log is still kept open
>@@ -7966,23 +7077,27 @@ if test "$no_create" != yes; then
>   exec 5>>config.log
>   # Use ||, not &&, to avoid exiting from the if with $? = 1, which
>   # would make configure fail if this is the last instruction.
>-  $ac_cs_success || { (exit 1); exit 1; }
>+  $ac_cs_success || as_fn_exit 1
> fi
>+if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then
>+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
>+$as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
>+fi
> 
> 
> if test X"$WX_BUILDING_INSIDE_ERLSRC" != X"true" ; then
>-   { echo "$as_me:$LINENO: " >&5
>-echo "$as_me: " >&6;}
>-   { echo "$as_me:$LINENO: --------------------------------------------------" >&5
>-echo "$as_me: --------------------------------------------------" >&6;}
>-   { echo "$as_me:$LINENO: Using erlang compiler: $ERLC" >&5
>-echo "$as_me: Using erlang compiler: $ERLC" >&6;}
>-   { echo "$as_me:$LINENO: wxErlang Install in: $ERLANG_ROOT_DIR/lib/wx-$ERLWX_VSN" >&5
>-echo "$as_me: wxErlang Install in: $ERLANG_ROOT_DIR/lib/wx-$ERLWX_VSN" >&6;}
>-   { echo "$as_me:$LINENO: Erlang driver in priv/$WXERL_SYS_TYPE/wxe_driver$SO_EXT" >&5
>-echo "$as_me: Erlang driver in priv/$WXERL_SYS_TYPE/wxe_driver$SO_EXT" >&6;}
>-   { echo "$as_me:$LINENO: --------------------------------------------------" >&5
>-echo "$as_me: --------------------------------------------------" >&6;}
>+   { $as_echo "$as_me:${as_lineno-$LINENO}: " >&5
>+$as_echo "$as_me: " >&6;}
>+   { $as_echo "$as_me:${as_lineno-$LINENO}: --------------------------------------------------" >&5
>+$as_echo "$as_me: --------------------------------------------------" >&6;}
>+   { $as_echo "$as_me:${as_lineno-$LINENO}: Using erlang compiler: $ERLC" >&5
>+$as_echo "$as_me: Using erlang compiler: $ERLC" >&6;}
>+   { $as_echo "$as_me:${as_lineno-$LINENO}: wxErlang Install in: $ERLANG_ROOT_DIR/lib/wx-$ERLWX_VSN" >&5
>+$as_echo "$as_me: wxErlang Install in: $ERLANG_ROOT_DIR/lib/wx-$ERLWX_VSN" >&6;}
>+   { $as_echo "$as_me:${as_lineno-$LINENO}: Erlang driver in priv/$WXERL_SYS_TYPE/wxe_driver$SO_EXT" >&5
>+$as_echo "$as_me: Erlang driver in priv/$WXERL_SYS_TYPE/wxe_driver$SO_EXT" >&6;}
>+   { $as_echo "$as_me:${as_lineno-$LINENO}: --------------------------------------------------" >&5
>+$as_echo "$as_me: --------------------------------------------------" >&6;}
> fi
> 
> if test X"$WX_BUILDING_INSIDE_ERLSRC" = X"true" ; then

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Attachments on bug 226241: 191052 | 191055 | 191691 | 191697