Attachment 167146 Details for Bug 207303 – config.log from workdir

config.log from workdir

config.log (text/plain), 205.30 KB, created by Anton Saietskii on 2016-02-18 10:57:29 UTC

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Creator: Anton Saietskii

Created: 2016-02-18 10:57:29 UTC

Size: 205.30 KB

patch

obsolete

>This file contains any messages produced by compilers while
>running configure, to aid debugging if configure makes a mistake.
>
>It was created by GNU M4 configure 1.4.17, which was
>generated by GNU Autoconf 2.69.  Invocation command line was
>
>  $ ./configure --program-prefix=g --without-libsigsegv-prefix --prefix=/usr/local --localstatedir=/var --mandir=/usr/local/man --infodir=/usr/local/info/ --build=amd64-portbld-freebsd10.2
>
>## --------- ##
>## Platform. ##
>## --------- ##
>
>hostname = cs0.local
>uname -m = amd64
>uname -r = 10.2-RELEASE-p12
>uname -s = FreeBSD
>uname -v = FreeBSD 10.2-RELEASE-p12 #0 r295099: Sun Jan 31 23:26:22 EET 2016     root@cs0.local:/tmp/obj/usr/src/sys/FSRV 
>
>/usr/bin/uname -p = amd64
>/bin/uname -X     = unknown
>
>/bin/arch              = unknown
>/usr/bin/arch -k       = unknown
>/usr/convex/getsysinfo = unknown
>/usr/bin/hostinfo      = unknown
>/bin/machine           = unknown
>/usr/bin/oslevel       = unknown
>/bin/universe          = unknown
>
>PATH: /sbin
>PATH: /bin
>PATH: /usr/sbin
>PATH: /usr/bin
>PATH: /usr/games
>PATH: /usr/local/sbin
>PATH: /usr/local/bin
>PATH: /root/bin
>
>
>## ----------- ##
>## Core tests. ##
>## ----------- ##
>
>configure:3527: loading site script /usr/ports/Templates/config.site
>| # $FreeBSD: head/Templates/config.site 400392 2015-10-28 14:23:51Z bdrewery $
>| # Do not add:
>| #	- toolchain related
>| #	- arch-dependent values
>| #	- anything "=no" unless guaranteed to never be
>| #	  implemented in FreeBSD
>| #	- also avoid "working" values
>| # This file must reflect the oldest supported Release.
>| #
>| #MAINTAINER=	portmgr@FreeBSD.org
>| 
>| # Path
>| : ${ac_cv_path_BZIP2=/usr/bin/bzip2}
>| : ${ac_cv_path_EGREP=/usr/bin/egrep}
>| : ${ac_cv_path_FGREP=/usr/bin/fgrep}
>| : ${ac_cv_path_GREP=/usr/bin/grep}
>| : ${ac_cv_path_GZIP=/usr/bin/gzip}
>| : ${ac_cv_path_MKTEMP_COMMAND=/usr/bin/mktemp}
>| : ${ac_cv_path_SED=/usr/bin/sed}
>| : ${ac_cv_path_install=/usr/bin/install}
>| : ${ac_cv_path_mkdir=/bin/mkdir}
>| : ${ac_cv_prog_AWK=/usr/bin/awk}
>| : ${ac_cv_prog_SED=/usr/bin/sed}
>| : ${am_cv_prog_tar_ustar=/usr/bin/tar}
>| : ${cl_cv_prog_LN=/bin/ln}
>| : ${cl_cv_prog_cp='/bin/cp -p'}
>| : ${lt_cv_path_MAGIC_CMD=/usr/bin/file}
>| 
>| # Headers
>| : ${ac_cv_header_alloca_h=no}
>| : ${ac_cv_header_arpa_inet_h=yes}
>| : ${ac_cv_header_arpa_nameser_h=yes}
>| : ${ac_cv_header_ctype_h=yes}
>| : ${ac_cv_header_dirent_h=yes}
>| : ${ac_cv_header_dlfcn_h=yes}
>| : ${ac_cv_header_elf_h=yes}
>| : ${ac_cv_header_errno_h=yes}
>| : ${ac_cv_header_fcntl_h=yes}
>| : ${ac_cv_header_float_h=yes}
>| : ${ac_cv_header_floatingpoint_h=yes}
>| : ${ac_cv_header_getopt_h=yes}
>| : ${ac_cv_header_glob_h=yes}
>| : ${ac_cv_header_inttypes_h=yes}
>| : ${ac_cv_header_langinfo_h=yes}
>| : ${ac_cv_header_libgen_h=yes}
>| : ${ac_cv_header_libutil_h=yes}
>| : ${ac_cv_header_limits_h=yes}
>| : ${ac_cv_header_login_cap_h=yes}
>| : ${ac_cv_header_math_h=yes}
>| : ${ac_cv_header_memory_h=yes}
>| : ${ac_cv_header_minix_config_h=no}
>| : ${ac_cv_header_net_if_h=yes}
>| : ${ac_cv_header_net_if_media_h=yes}
>| : ${ac_cv_header_net_if_tap_h=yes}
>| : ${ac_cv_header_net_if_tun_h=yes}
>| : ${ac_cv_header_netdb_h=yes}
>| : ${ac_cv_header_netinet_in_h=yes}
>| : ${ac_cv_header_paths_h=yes}
>| : ${ac_cv_header_poll_h=yes}
>| : ${ac_cv_header_pwd_h=yes}
>| : ${ac_cv_header_readpassphrase_h=yes}
>| : ${ac_cv_header_resolv_h=yes}
>| : ${ac_cv_header_rpc_types_h=yes}
>| : ${ac_cv_header_sched_h=yes}
>| : ${ac_cv_header_search_h=yes}
>| : ${ac_cv_header_security_pam_appl_h=yes}
>| : ${ac_cv_header_signal_h=yes}
>| : ${ac_cv_header_spawn_h=yes}
>| : ${ac_cv_header_stdarg_h=yes}
>| : ${ac_cv_header_stdbool_h=yes}
>| : ${ac_cv_header_stdc=yes}
>| : ${ac_cv_header_stddef_h=yes}
>| : ${ac_cv_header_stdint_h=yes}
>| : ${ac_cv_header_stdio_h=yes}
>| : ${ac_cv_header_stdlib_h=yes}
>| : ${ac_cv_header_string_h=yes}
>| : ${ac_cv_header_strings_h=yes}
>| : ${ac_cv_header_sys_acl_h=yes}
>| : ${ac_cv_header_sys_cdefs_h=yes}
>| : ${ac_cv_header_sys_dir_h=yes}
>| : ${ac_cv_header_sys_fcntl_h=yes}
>| : ${ac_cv_header_sys_file_h=yes}
>| : ${ac_cv_header_sys_ioctl_h=yes}
>| : ${ac_cv_header_sys_mman_h=yes}
>| : ${ac_cv_header_sys_mount_h=yes}
>| : ${ac_cv_header_sys_msg_h=yes}
>| : ${ac_cv_header_sys_param_h=yes}
>| : ${ac_cv_header_sys_poll_h=yes}
>| : ${ac_cv_header_sys_ptrace_h=yes}
>| : ${ac_cv_header_sys_select_h=yes}
>| : ${ac_cv_header_sys_socket_h=yes}
>| : ${ac_cv_header_sys_stat_h=yes}
>| : ${ac_cv_header_sys_statvfs_h=yes}
>| : ${ac_cv_header_sys_time_h=yes}
>| : ${ac_cv_header_sys_timers_h=yes}
>| : ${ac_cv_header_sys_times_h=yes}
>| : ${ac_cv_header_sys_types_h=yes}
>| : ${ac_cv_header_sys_un_h=yes}
>| : ${ac_cv_header_sys_wait_h=yes}
>| : ${ac_cv_header_time_h=yes}
>| : ${ac_cv_header_ttyent_h=yes}
>| : ${ac_cv_header_ucontext_h=yes}
>| : ${ac_cv_header_unistd_h=yes}
>| : ${ac_cv_header_utime_h=yes}
>| : ${ac_cv_header_vis_h=yes}
>| : ${ac_cv_header_wchar_h=yes}
>| : ${ac_cv_header_wctype_h=yes}
>| : ${ac_cv_header_zlib_h=yes}
>| 
>| : ${gl_cv_header_wchar_h_correct_inline=yes}
>| 
>| : ${ac_cv_header_argz_h=no}
>| : ${ac_cv_header_byteswap_h=no}
>| : ${ac_cv_header_dl_h=no}
>| : ${ac_cv_header_malloc_h=no}
>| : ${ac_cv_header_random_h=no}
>| : ${ac_cv_header_vfork_h=no}
>| 
>| # This appears in FreeBSD 10 do not cache it.
>| #: ${gl_cv_have_raw_decl_strchrnul=yes}
>| : ${gl_cv_have_raw_decl_memcpy=no}
>| : ${gl_cv_have_raw_decl_memmem=yes}
>| : ${gl_cv_have_raw_decl_memrchr=yes}
>| : ${gl_cv_have_raw_decl_rawmemchr=yes}
>| : ${gl_cv_have_raw_decl_stpcpy=yes}
>| : ${gl_cv_have_raw_decl_stpncpy=yes}
>| : ${gl_cv_have_raw_decl_strcasestr=yes}
>| : ${gl_cv_have_raw_decl_strdup=yes}
>| : ${gl_cv_have_raw_decl_strncat=yes}
>| : ${gl_cv_have_raw_decl_strndup=yes}
>| : ${gl_cv_have_raw_decl_strnlen=yes}
>| : ${gl_cv_have_raw_decl_strpbrk=yes}
>| : ${gl_cv_have_raw_decl_strsep=yes}
>| : ${gl_cv_have_raw_decl_strsignal=yes}
>| : ${gl_cv_have_raw_decl_strtok_r=yes}
>| : ${gl_cv_have_raw_decl_strverscmp=no}
>| 
>| # Type
>| : ${ac_cv_c_int16_t=yes}
>| : ${ac_cv_c_int32_t=yes}
>| : ${ac_cv_c_int64_t=yes}
>| : ${ac_cv_c_int8_t=yes}
>| : ${ac_cv_c_uint16_t=yes}
>| : ${ac_cv_c_uint32_t=yes}
>| : ${ac_cv_c_uint64_t=yes}
>| : ${ac_cv_c_uint8_t=yes}
>| 
>| : ${ac_cv_type__Bool=yes}
>| : ${ac_cv_type_char=yes}
>| : ${ac_cv_type_char_p=yes}
>| : ${ac_cv_type_fsblkcnt_t=yes}
>| : ${ac_cv_type_fsfilcnt_t=yes}
>| : ${ac_cv_type_in_addr_t=yes}
>| : ${ac_cv_type_in_port_t=yes}
>| : ${ac_cv_type_int16_t=yes}
>| : ${ac_cv_type_int32_t=yes}
>| : ${ac_cv_type_int=yes}
>| : ${ac_cv_type_intmax_t=yes}
>| : ${ac_cv_type_long=yes}
>| : ${ac_cv_type_long_double=yes}
>| : ${ac_cv_type_long_long=yes}
>| : ${ac_cv_type_long_long_int=yes}
>| : ${ac_cv_type_mbstate_t=yes}
>| : ${ac_cv_type_mode_t=yes}
>| : ${ac_cv_type_nlink_t=yes}
>| : ${ac_cv_type_off_t=yes}
>| : ${ac_cv_type_pid_t=yes}
>| : ${ac_cv_type_posix_spawn_file_actions_t=yes}
>| : ${ac_cv_type_posix_spawnattr_t=yes}
>| : ${ac_cv_type_ptrdiff_t=yes}
>| : ${ac_cv_type_short=yes}
>| : ${ac_cv_type_sig_atomic_t=yes}
>| : ${ac_cv_type_sigset_t=yes}
>| : ${ac_cv_type_size_t=yes}
>| : ${ac_cv_type_socklen_t=yes}
>| : ${ac_cv_type_ssize_t=yes}
>| : ${ac_cv_type_stack_t=yes}
>| : ${ac_cv_type_struct_timespec=yes}
>| : ${ac_cv_type_u_char=yes}
>| : ${ac_cv_type_u_int16_t=yes}
>| : ${ac_cv_type_u_int32_t=yes}
>| : ${ac_cv_type_u_int8_t=yes}
>| : ${ac_cv_type_u_int=yes}
>| : ${ac_cv_type_u_long=yes}
>| : ${ac_cv_type_u_short=yes}
>| : ${ac_cv_type_uid_t=yes}
>| : ${ac_cv_type_uintptr_t=yes}
>| : ${ac_cv_type_unsigned_char=yes}
>| : ${ac_cv_type_unsigned_int=yes}
>| : ${ac_cv_type_unsigned_long=yes}
>| : ${ac_cv_type_unsigned_long_long=yes}
>| : ${ac_cv_type_unsigned_long_long_int=yes}
>| : ${ac_cv_type_unsigned_short=yes}
>| : ${ac_cv_type_volatile_sig_atomic_t=yes}
>| : ${ac_cv_type_wchar_t=yes}
>| : ${ac_cv_type_wint_t=yes}
>| 
>| : ${gl_cv_sigaltstack_low_base=yes}
>| : ${gl_cv_size_max=yes}
>| : ${gl_cv_type_sigset_t=yes}
>| : ${gl_cv_type_wchar_t_signed=yes}
>| : ${gl_cv_type_wctrans_t=yes}
>| : ${gl_cv_type_wctype_t=yes}
>| : ${gl_cv_type_wint_t_signed=yes}
>| : ${gl_cv_var_stdin_large_offset=yes}
>| : ${gt_cv_c_intmax_t=yes}
>| : ${gt_cv_c_wchar_t=yes}
>| : ${gt_cv_c_wint_t=yes}
>| : ${gt_cv_func_printf_posix=yes}
>| : ${gt_cv_int_divbyzero_sigfpe=yes}
>| : ${gt_cv_siginfo_t=yes}
>| : ${gt_cv_ssize_t=yes}
>| 
>| # lib
>| : ${ac_cv_lib_crypt_crypt=yes}
>| : ${ac_cv_lib_edit_el_init=yes}
>| : ${ac_cv_lib_pam_pam_set_item=yes}
>| : ${ac_cv_lib_z_deflate=yes}
>| : ${ac_cv_libc_defines___progname=yes}
>| : ${ac_cv_libc_defines_sys_errlist=yes}
>| : ${ac_cv_libc_defines_sys_nerr=yes}
>| 
>| # Struct
>| : ${ac_cv_member_HEADER_ad=yes}
>| : ${ac_cv_member_struct___res_state_retrans=yes}
>| : ${ac_cv_member_struct_sigaction_sa_sigaction=yes}
>| : ${ac_cv_member_struct_sockaddr_in6_sin6_scope_id=yes}
>| : ${ac_cv_member_struct_stat_st_blksize=yes}
>| 
>| : ${gl_cv_sys_struct_timespec_in_time_h=yes}
>| : ${gl_cv_sys_struct_timeval=yes}
>| 
>| # Has appearred in FreeBSD 10
>| #: ${ac_cv_func_waitid=yes}
>| # Has appearred in FreeBSD 10
>| #: ${ac_cv_func_strchrnul=yes}
>| # Has appearred in FreeBSD 9
>| #: ${ac_cv_func_uselocale=yes}
>| #: ${ac_cv_func_newlocale=yes}
>| 
>| # Functions
>| : ${ac_cv_func___b64_ntop=yes}
>| : ${ac_cv_func___b64_pton=yes}
>| : ${ac_cv_func__getlong=yes}
>| : ${ac_cv_func__getshort=yes}
>| : ${ac_cv_func__getshort=yes}
>| : ${ac_cv_func__stat=yes}
>| : ${ac_cv_func_acl_create_entry_np=yes}
>| : ${ac_cv_func_acl_delete_def_file=yes}
>| : ${ac_cv_func_acl_delete_fd_np=yes}
>| : ${ac_cv_func_acl_delete_file_np=yes}
>| : ${ac_cv_func_acl_free=yes}
>| : ${ac_cv_func_acl_from_text=yes}
>| : ${ac_cv_func_acl_get_fd=yes}
>| : ${ac_cv_func_acl_get_file=yes}
>| : ${ac_cv_func_acl_set_fd=yes}
>| : ${ac_cv_func_acl_set_file=yes}
>| : ${ac_cv_func_alarm=yes}
>| : ${ac_cv_func_alloca=yes}
>| : ${ac_cv_func_arc4random=yes}
>| : ${ac_cv_func_arc4random_buf=yes}
>| : ${ac_cv_func_arc4random_uniform=yes}
>| : ${ac_cv_func_asprintf=yes}
>| : ${ac_cv_func_atexit=yes}
>| : ${ac_cv_func_bcmp=yes}
>| : ${ac_cv_func_bcopy=yes}
>| : ${ac_cv_func_bindresvport_sa=yes}
>| : ${ac_cv_func_btowc=yes}
>| : ${ac_cv_func_bzero=yes}
>| : ${ac_cv_func_chown=yes}
>| : ${ac_cv_func_clock=yes}
>| : ${ac_cv_func_clock_gettime=yes}
>| : ${ac_cv_func_closedir=yes}
>| : ${ac_cv_func_closefrom=yes}
>| : ${ac_cv_func_daemon=yes}
>| : ${ac_cv_func_dirname=yes}
>| : ${ac_cv_func_dlopen=yes}
>| : ${ac_cv_func_dup2=yes}
>| : ${ac_cv_func_eaccess=yes}
>| : ${ac_cv_func_fchmod=yes}
>| : ${ac_cv_func_fchown=yes}
>| : ${ac_cv_func_fcntl=yes}
>| : ${ac_cv_func_fileno=yes}
>| : ${ac_cv_func_fork=yes}
>| : ${ac_cv_func_fpurge=yes}
>| : ${ac_cv_func_freeaddrinfo=yes}
>| : ${ac_cv_func_fstatvfs=yes}
>| : ${ac_cv_func_fsync=yes}
>| : ${ac_cv_func_futimes=yes}
>| : ${ac_cv_func_fwprintf=yes}
>| : ${ac_cv_func_gai_strerror=yes}
>| : ${ac_cv_func_getaddrinfo=yes}
>| : ${ac_cv_func_getcwd=yes}
>| : ${ac_cv_func_getdelim=yes}
>| : ${ac_cv_func_getdtablesize=yes}
>| : ${ac_cv_func_getegid=yes}
>| : ${ac_cv_func_geteuid=yes}
>| : ${ac_cv_func_getgid=yes}
>| : ${ac_cv_func_getgrouplist=yes}
>| : ${ac_cv_func_gethostbyname=yes}
>| : ${ac_cv_func_gethostname=yes}
>| : ${ac_cv_func_getline=yes}
>| : ${ac_cv_func_getnameinfo=yes}
>| : ${ac_cv_func_getopt=yes}
>| : ${ac_cv_func_getopt_long_only=yes}
>| : ${ac_cv_func_getpagesize=yes}
>| : ${ac_cv_func_getpeereid=yes}
>| : ${ac_cv_func_getpgid=yes}
>| : ${ac_cv_func_getpgrp=yes}
>| : ${ac_cv_func_getpgrp_void=yes}
>| : ${ac_cv_func_getpid=yes}
>| : ${ac_cv_func_getrlimit=yes}
>| : ${ac_cv_func_getrusage=yes}
>| : ${ac_cv_func_gettimeofday=yes}
>| : ${ac_cv_func_getttyent=yes}
>| : ${ac_cv_func_getuid=yes}
>| : ${ac_cv_func_getwd=yes}
>| : ${ac_cv_func_glob=yes}
>| : ${ac_cv_func_group_from_gid=yes}
>| : ${ac_cv_func_inet_aton=yes}
>| : ${ac_cv_func_inet_ntoa=yes}
>| : ${ac_cv_func_inet_ntop=yes}
>| : ${ac_cv_func_innetgr=yes}
>| : ${ac_cv_func_isascii=yes}
>| : ${ac_cv_func_isascii=yes}
>| : ${ac_cv_func_isblank=yes}
>| : ${ac_cv_func_issetugid=yes}
>| : ${ac_cv_func_iswblank=yes}
>| : ${ac_cv_func_iswcntrl=yes}
>| : ${ac_cv_func_iswctype=yes}
>| : ${ac_cv_func_link=yes}
>| : ${ac_cv_func_localtime=yes}
>| : ${ac_cv_func_lstat=yes}
>| : ${ac_cv_func_lstat_dereferences_slashed_symlink=yes}
>| : ${ac_cv_func_malloc_0_nonnull=yes}
>| : ${ac_cv_func_mbrlen=yes}
>| : ${ac_cv_func_mbrtowc=yes}
>| : ${ac_cv_func_mbsinit=yes}
>| : ${ac_cv_func_mbsrtowcs=yes}
>| : ${ac_cv_func_memchr=yes}
>| : ${ac_cv_func_memcmp=yes}
>| : ${ac_cv_func_memcpy=yes}
>| : ${ac_cv_func_memmove=yes}
>| : ${ac_cv_func_memset=yes}
>| : ${ac_cv_func_mkdtemp=yes}
>| : ${ac_cv_func_mkstemp=yes}
>| : ${ac_cv_func_mktemp=yes}
>| : ${ac_cv_func_mlock=yes}
>| : ${ac_cv_func_mmap=yes}
>| : ${ac_cv_func_mmap_fixed_mapped=yes}
>| : ${ac_cv_func_mprotect=yes}
>| : ${ac_cv_func_munlock=yes}
>| : ${ac_cv_func_munmap=yes}
>| : ${ac_cv_func_nl_langinfo=yes}
>| : ${ac_cv_func_opendir=yes}
>| : ${ac_cv_func_pam_getenvlist=yes}
>| : ${ac_cv_func_pam_putenv=yes}
>| : ${ac_cv_func_pathconf=yes}
>| : ${ac_cv_func_pipe=yes}
>| : ${ac_cv_func_poll=yes}
>| : ${ac_cv_func_posix_spawn=yes}
>| : ${ac_cv_func_pread=yes}
>| : ${ac_cv_func_pthread_cond_broadcast=yes}
>| : ${ac_cv_func_pthread_cond_destroy=yes}
>| : ${ac_cv_func_pthread_cond_init=yes}
>| : ${ac_cv_func_pthread_cond_signal=yes}
>| : ${ac_cv_func_pthread_cond_timedwait=yes}
>| : ${ac_cv_func_pthread_cond_wait=yes}
>| : ${ac_cv_func_pthread_equal=yes}
>| : ${ac_cv_func_pthread_exit=yes}
>| : ${ac_cv_func_pthread_mutex_destroy=yes}
>| : ${ac_cv_func_pthread_mutex_init=yes}
>| : ${ac_cv_func_pthread_mutex_lock=yes}
>| : ${ac_cv_func_pthread_mutex_unlock=yes}
>| : ${ac_cv_func_pthread_self=yes}
>| : ${ac_cv_func_putenv=yes}
>| : ${ac_cv_func_pwrite=yes}
>| : ${ac_cv_func_raise=yes}
>| : ${ac_cv_func_rand=yes}
>| : ${ac_cv_func_random=yes}
>| : ${ac_cv_func_readdir=yes}
>| : ${ac_cv_func_readlink=yes}
>| : ${ac_cv_func_readlinkat=yes}
>| : ${ac_cv_func_readpassphrase=yes}
>| : ${ac_cv_func_realpath=yes}
>| : ${ac_cv_func_recvmsg=yes}
>| : ${ac_cv_func_rename=yes}
>| : ${ac_cv_func_rresvport_af=yes}
>| : ${ac_cv_func_sched_yield=yes}
>| : ${ac_cv_func_select=yes}
>| : ${ac_cv_func_sendmsg=yes}
>| : ${ac_cv_func_setegid=yes}
>| : ${ac_cv_func_setenv=yes}
>| : ${ac_cv_func_seteuid=yes}
>| : ${ac_cv_func_setgroupent=yes}
>| : ${ac_cv_func_setgroups=yes}
>| : ${ac_cv_func_setlinebuf=yes}
>| : ${ac_cv_func_setlocale=yes}
>| : ${ac_cv_func_setlogin=yes}
>| : ${ac_cv_func_setpassent=yes}
>| : ${ac_cv_func_setproctitle=yes}
>| : ${ac_cv_func_setregid=yes}
>| : ${ac_cv_func_setresgid=yes}
>| : ${ac_cv_func_setresuid=yes}
>| : ${ac_cv_func_setreuid=yes}
>| : ${ac_cv_func_setrlimit=yes}
>| : ${ac_cv_func_setsid=yes}
>| : ${ac_cv_func_setsockopt=yes}
>| : ${ac_cv_func_setvbuf=yes}
>| : ${ac_cv_func_shmget=yes}
>| : ${ac_cv_func_sigaction=yes}
>| : ${ac_cv_func_sigaltstack=yes}
>| : ${ac_cv_func_siginterrupt=yes}
>| : ${ac_cv_func_sigprocmask=yes}
>| : ${ac_cv_func_sigvec=yes}
>| : ${ac_cv_func_sleep=yes}
>| : ${ac_cv_func_snprintf=yes}
>| : ${ac_cv_func_socketpair=yes}
>| : ${ac_cv_func_srand=yes}
>| : ${ac_cv_func_srandom=yes}
>| : ${ac_cv_func_stat=yes}
>| : ${ac_cv_func_statfs=yes}
>| : ${ac_cv_func_statvfs=yes}
>| : ${ac_cv_func_stpcpy=yes}
>| : ${ac_cv_func_stpncpy=yes}
>| : ${ac_cv_func_strbrk=yes}
>| : ${ac_cv_func_strcasecmp=yes}
>| : ${ac_cv_func_strcspn=yes}
>| : ${ac_cv_func_strdup=yes}
>| : ${ac_cv_func_strerror=yes}
>| : ${ac_cv_func_strerror_r=yes}
>| : ${ac_cv_func_strftime=yes}
>| : ${ac_cv_func_strlcat=yes}
>| : ${ac_cv_func_strlcpy=yes}
>| : ${ac_cv_func_strlen=yes}
>| : ${ac_cv_func_strmode=yes}
>| : ${ac_cv_func_strncasecmp=yes}
>| : ${ac_cv_func_strndup=yes}
>| : ${ac_cv_func_strnlen=yes}
>| : ${ac_cv_func_strnlen_working=yes}
>| : ${ac_cv_func_strpbrk=yes}
>| : ${ac_cv_func_strptime=yes}
>| : ${ac_cv_func_strsep=yes}
>| : ${ac_cv_func_strsignal=yes}
>| : ${ac_cv_func_strtol=yes}
>| : ${ac_cv_func_strtoll=yes}
>| : ${ac_cv_func_strtonum=yes}
>| : ${ac_cv_func_strtoul=yes}
>| : ${ac_cv_func_strtoull=yes}
>| : ${ac_cv_func_symlink=yes}
>| : ${ac_cv_func_sysconf=yes}
>| : ${ac_cv_func_tcgetpgrp=yes}
>| : ${ac_cv_func_time=yes}
>| : ${ac_cv_func_towlower=yes}
>| : ${ac_cv_func_truncate=yes}
>| : ${ac_cv_func_tsearch=yes}
>| : ${ac_cv_func_uname=yes}
>| : ${ac_cv_func_unsetenv=yes}
>| : ${ac_cv_func_user_from_uid=yes}
>| : ${ac_cv_func_usleep=yes}
>| : ${ac_cv_func_utime=yes}
>| : ${ac_cv_func_utimes=yes}
>| : ${ac_cv_func_vasprintf=yes}
>| : ${ac_cv_func_vfork=yes}
>| : ${ac_cv_func_vprintf=yes}
>| : ${ac_cv_func_vsnprintf=yes}
>| : ${ac_cv_func_vsprintf=yes}
>| : ${ac_cv_func_waitpid=yes}
>| : ${ac_cv_func_wcrtomb=yes}
>| : ${ac_cv_func_wcscoll=yes}
>| : ${ac_cv_func_wcslen=yes}
>| : ${ac_cv_func_wcsnlen=yes}
>| : ${ac_cv_func_wctob=yes}
>| : ${ac_cv_func_wcwidth=yes}
>| : ${ac_cv_func_wmemchr=yes}
>| : ${ac_cv_func_wmemcpy=yes}
>| : ${ac_cv_func_yp_match=yes}
>| 
>| # non existing functions
>| : ${ac_cv_func_argz_count=no}
>| : ${ac_cv_func_argz_next=no}
>| : ${ac_cv_func_argz_stringify=no}
>| : ${ac_cv_func_obstacks=no}
>| : ${ac_cv_func_pstat_getdynamic=no}
>| : ${ac_cv_func_rawmemchr=no}
>| : ${ac_cv_func_yield=no}
>| 
>| : ${ac_cv_have___va_copy=yes}
>| : ${ac_cv_have_clock_t=yes}
>| : ${ac_cv_have_control_in_msghdr=yes}
>| : ${ac_cv_have_getopt_optreset=yes}
>| : ${ac_cv_have_int64_t=yes}
>| : ${ac_cv_have_intxx_t=yes}
>| : ${ac_cv_have_mode_t=yes}
>| : ${ac_cv_have_pid_t=yes}
>| : ${ac_cv_have_pw_change_in_struct_passwd=yes}
>| : ${ac_cv_have_pw_class_in_struct_passwd=yes}
>| : ${ac_cv_have_pw_expire_in_struct_passwd=yes}
>| : ${ac_cv_have_sa_family_t=yes}
>| : ${ac_cv_have_size_t=yes}
>| : ${ac_cv_have_ss_family_in_struct_ss=yes}
>| : ${ac_cv_have_ssize_t=yes}
>| : ${ac_cv_have_struct_addrinfo=yes}
>| : ${ac_cv_have_struct_in6_addr=yes}
>| : ${ac_cv_have_struct_sockaddr_in6=yes}
>| : ${ac_cv_have_struct_sockaddr_storage=yes}
>| : ${ac_cv_have_struct_timeval=yes}
>| : ${ac_cv_have_u_char=yes}
>| : ${ac_cv_have_u_int64_t=yes}
>| : ${ac_cv_have_u_int=yes}
>| : ${ac_cv_have_u_intxx_t=yes}
>| : ${ac_cv_have_va_copy=yes}
>| 
>| : ${ac_cv_have_decl_GLOB_NOMATCH=yes}
>| : ${ac_cv_have_decl_LLONG_MAX=yes}
>| : ${ac_cv_have_decl_MAXSYMLINKS=yes}
>| : ${ac_cv_have_decl_O_NONBLOCK=yes}
>| : ${ac_cv_have_decl_RLIMIT_NPROC=yes}
>| : ${ac_cv_have_decl_SHUT_RD=yes}
>| : ${ac_cv_have_decl__Exit=yes}
>| : ${ac_cv_have_decl_alarm=yes}
>| : ${ac_cv_have_decl_alphasort=yes}
>| : ${ac_cv_have_decl_atoll=yes}
>| : ${ac_cv_have_decl_btowc=yes}
>| : ${ac_cv_have_decl_chdir=yes}
>| : ${ac_cv_have_decl_chown=yes}
>| : ${ac_cv_have_decl_clearerr_unlocked=yes}
>| : ${ac_cv_have_decl_closedir=yes}
>| : ${ac_cv_have_decl_dprintf=yes}
>| : ${ac_cv_have_decl_dup2=yes}
>| : ${ac_cv_have_decl_dup=yes}
>| : ${ac_cv_have_decl_endusershell=yes}
>| : ${ac_cv_have_decl_faccessat=yes}
>| : ${ac_cv_have_decl_fchdir=yes}
>| : ${ac_cv_have_decl_fchmodat=yes}
>| : ${ac_cv_have_decl_fchownat=yes}
>| : ${ac_cv_have_decl_fcntl=yes}
>| : ${ac_cv_have_decl_fdopendir=yes}
>| : ${ac_cv_have_decl_feof_unlocked=yes}
>| : ${ac_cv_have_decl_feof_unlocked_fgets_unlocked=yes}
>| : ${ac_cv_have_decl_ferror_unlocked=yes}
>| : ${ac_cv_have_decl_ffsl=yes}
>| : ${ac_cv_have_decl_ffsll=yes}
>| : ${ac_cv_have_decl_fpurge=yes}
>| : ${ac_cv_have_decl_frexpl=yes}
>| : ${ac_cv_have_decl_fseeko=yes}
>| : ${ac_cv_have_decl_fstat=yes}
>| : ${ac_cv_have_decl_fstatat=yes}
>| : ${ac_cv_have_decl_fsync=yes}
>| : ${ac_cv_have_decl_ftello=yes}
>| : ${ac_cv_have_decl_ftruncate=yes}
>| : ${ac_cv_have_decl_getc_unlocked=yes}
>| : ${ac_cv_have_decl_getchar_unlocked=yes}
>| : ${ac_cv_have_decl_getcwd=yes}
>| : ${ac_cv_have_decl_getdelim=yes}
>| : ${ac_cv_have_decl_getdomainname=yes}
>| : ${ac_cv_have_decl_getdtablesize=yes}
>| : ${ac_cv_have_decl_getenv=yes}
>| : ${ac_cv_have_decl_getgroups=yes}
>| : ${ac_cv_have_decl_gethostname=yes}
>| : ${ac_cv_have_decl_getline=yes}
>| : ${ac_cv_have_decl_getloadavg=yes}
>| : ${ac_cv_have_decl_getlogin=yes}
>| : ${ac_cv_have_decl_getlogin_r=yes}
>| : ${ac_cv_have_decl_getpagesize=yes}
>| : ${ac_cv_have_decl_gets=yes}
>| : ${ac_cv_have_decl_getsubopt=yes}
>| : ${ac_cv_have_decl_gettimeofday=yes}
>| : ${ac_cv_have_decl_getusershell=yes}
>| : ${ac_cv_have_decl_grantpt=yes}
>| : ${ac_cv_have_decl_h_errno=yes}
>| : ${ac_cv_have_decl_imaxabs=yes}
>| : ${ac_cv_have_decl_imaxdiv=yes}
>| : ${ac_cv_have_decl_initstate=yes}
>| : ${ac_cv_have_decl_isatty=yes}
>| : ${ac_cv_have_decl_isblank=yes}
>| : ${ac_cv_have_decl_iswblank=yes}
>| : ${ac_cv_have_decl_iswctype=yes}
>| : ${ac_cv_have_decl_lchmod=yes}
>| : ${ac_cv_have_decl_lchown=yes}
>| : ${ac_cv_have_decl_link=yes}
>| : ${ac_cv_have_decl_linkat=yes}
>| : ${ac_cv_have_decl_lseek=yes}
>| : ${ac_cv_have_decl_lstat=yes}
>| : ${ac_cv_have_decl_mbrlen=yes}
>| : ${ac_cv_have_decl_mbrtowc=yes}
>| : ${ac_cv_have_decl_mbsinit=yes}
>| : ${ac_cv_have_decl_mbsnrtowcs=yes}
>| : ${ac_cv_have_decl_mbsrtowcs=yes}
>| : ${ac_cv_have_decl_memmem=yes}
>| : ${ac_cv_have_decl_memrchr=yes}
>| : ${ac_cv_have_decl_mkdirat=yes}
>| : ${ac_cv_have_decl_mkdtemp=yes}
>| : ${ac_cv_have_decl_mkfifo=yes}
>| : ${ac_cv_have_decl_mkfifoat=yes}
>| : ${ac_cv_have_decl_mknod=yes}
>| : ${ac_cv_have_decl_mknodat=yes}
>| : ${ac_cv_have_decl_mkstemp=yes}
>| : ${ac_cv_have_decl_nl_langinfo=yes}
>| : ${ac_cv_have_decl_offsetof=yes}
>| : ${ac_cv_have_decl_openat=yes}
>| : ${ac_cv_have_decl_opendir=yes}
>| : ${ac_cv_have_decl_pclose=yes}
>| : ${ac_cv_have_decl_pipe=yes}
>| : ${ac_cv_have_decl_popen=yes}
>| : ${ac_cv_have_decl_posix_openpt=yes}
>| : ${ac_cv_have_decl_posix_spawn=yes}
>| : ${ac_cv_have_decl_posix_spawn_file_actions_addclose=yes}
>| : ${ac_cv_have_decl_posix_spawn_file_actions_adddup2=yes}
>| : ${ac_cv_have_decl_posix_spawn_file_actions_addopen=yes}
>| : ${ac_cv_have_decl_posix_spawn_file_actions_destroy=yes}
>| : ${ac_cv_have_decl_posix_spawn_file_actions_init=yes}
>| : ${ac_cv_have_decl_posix_spawnattr_destroy=yes}
>| : ${ac_cv_have_decl_posix_spawnattr_getflags=yes}
>| : ${ac_cv_have_decl_posix_spawnattr_getpgroup=yes}
>| : ${ac_cv_have_decl_posix_spawnattr_getschedparam=yes}
>| : ${ac_cv_have_decl_posix_spawnattr_getschedpolicy=yes}
>| : ${ac_cv_have_decl_posix_spawnattr_getsigdefault=yes}
>| : ${ac_cv_have_decl_posix_spawnattr_getsigmask=yes}
>| : ${ac_cv_have_decl_posix_spawnattr_init=yes}
>| : ${ac_cv_have_decl_posix_spawnattr_setflags=yes}
>| : ${ac_cv_have_decl_posix_spawnattr_setpgroup=yes}
>| : ${ac_cv_have_decl_posix_spawnattr_setschedparam=yes}
>| : ${ac_cv_have_decl_posix_spawnattr_setschedpolicy=yes}
>| : ${ac_cv_have_decl_posix_spawnattr_setsigdefault=yes}
>| : ${ac_cv_have_decl_posix_spawnattr_setsigmask=yes}
>| : ${ac_cv_have_decl_posix_spawnp=yes}
>| : ${ac_cv_have_decl_pread=yes}
>| : ${ac_cv_have_decl_pselect=yes}
>| : ${ac_cv_have_decl_pthread_sigmask=yes}
>| : ${ac_cv_have_decl_ptsname=yes}
>| : ${ac_cv_have_decl_putc_unlocked=yes}
>| : ${ac_cv_have_decl_putchar_unlocked=yes}
>| : ${ac_cv_have_decl_pwrite=yes}
>| : ${ac_cv_have_decl_random=yes}
>| : ${ac_cv_have_decl_rawmemchr=yes}
>| : ${ac_cv_have_decl_readdir=yes}
>| : ${ac_cv_have_decl_readlink=yes}
>| : ${ac_cv_have_decl_readlinkat=yes}
>| : ${ac_cv_have_decl_realpath=yes}
>| : ${ac_cv_have_decl_renameat=yes}
>| : ${ac_cv_have_decl_rewinddir=yes}
>| : ${ac_cv_have_decl_rmdir=yes}
>| : ${ac_cv_have_decl_rpmatch=yes}
>| : ${ac_cv_have_decl_scandir=yes}
>| : ${ac_cv_have_decl_select=yes}
>| : ${ac_cv_have_decl_setenv=yes}
>| : ${ac_cv_have_decl_sethostname=yes}
>| : ${ac_cv_have_decl_setlocale=yes}
>| : ${ac_cv_have_decl_setstate=yes}
>| : ${ac_cv_have_decl_setusershell=yes}
>| : ${ac_cv_have_decl_sigaction=yes}
>| : ${ac_cv_have_decl_sigaddset=yes}
>| : ${ac_cv_have_decl_sigaltstack=yes}
>| : ${ac_cv_have_decl_sigdelset=yes}
>| : ${ac_cv_have_decl_sigemptyset=yes}
>| : ${ac_cv_have_decl_sigfillset=yes}
>| : ${ac_cv_have_decl_sigismember=yes}
>| : ${ac_cv_have_decl_sigpending=yes}
>| : ${ac_cv_have_decl_sigprocmask=yes}
>| : ${ac_cv_have_decl_sleep=yes}
>| : ${ac_cv_have_decl_snprintf=yes}
>| : ${ac_cv_have_decl_srandom=yes}
>| : ${ac_cv_have_decl_stat=yes}
>| : ${ac_cv_have_decl_stpcpy=yes}
>| : ${ac_cv_have_decl_stpncpy=yes}
>| : ${ac_cv_have_decl_strcasestr=yes}
>| : ${ac_cv_have_decl_strdup=yes}
>| : ${ac_cv_have_decl_strerror_r=yes}
>| : ${ac_cv_have_decl_strncat=yes}
>| : ${ac_cv_have_decl_strndup=yes}
>| : ${ac_cv_have_decl_strnlen=yes}
>| : ${ac_cv_have_decl_strpbrk=yes}
>| : ${ac_cv_have_decl_strsep=yes}
>| : ${ac_cv_have_decl_strsignal=yes}
>| : ${ac_cv_have_decl_strtod=yes}
>| : ${ac_cv_have_decl_strtoimax=yes}
>| : ${ac_cv_have_decl_strtok_r=yes}
>| : ${ac_cv_have_decl_strtoll=yes}
>| : ${ac_cv_have_decl_strtoull=yes}
>| : ${ac_cv_have_decl_strtoumax=yes}
>| : ${ac_cv_have_decl_symlink=yes}
>| : ${ac_cv_have_decl_symlinkat=yes}
>| : ${ac_cv_have_decl_sys_siglist=yes}
>| : ${ac_cv_have_decl_tcsendbreak=yes}
>| : ${ac_cv_have_decl_tmpfile=yes}
>| : ${ac_cv_have_decl_towctrans=yes}
>| : ${ac_cv_have_decl_ttyname_r=yes}
>| : ${ac_cv_have_decl_unlink=yes}
>| : ${ac_cv_have_decl_unlinkat=yes}
>| : ${ac_cv_have_decl_unlockpt=yes}
>| : ${ac_cv_have_decl_unsetenv=yes}
>| : ${ac_cv_have_decl_usleep=yes}
>| : ${ac_cv_have_decl_vdprintf=yes}
>| : ${ac_cv_have_decl_vsnprintf=yes}
>| : ${ac_cv_have_decl_waitpid=yes}
>| : ${ac_cv_have_decl_wcpcpy=yes}
>| : ${ac_cv_have_decl_wcpncpy=yes}
>| : ${ac_cv_have_decl_wcrtomb=yes}
>| : ${ac_cv_have_decl_wcscasecmp=yes}
>| : ${ac_cv_have_decl_wcscat=yes}
>| : ${ac_cv_have_decl_wcschr=yes}
>| : ${ac_cv_have_decl_wcscmp=yes}
>| : ${ac_cv_have_decl_wcscoll=yes}
>| : ${ac_cv_have_decl_wcscpy=yes}
>| : ${ac_cv_have_decl_wcscspn=yes}
>| : ${ac_cv_have_decl_wcsdup=yes}
>| : ${ac_cv_have_decl_wcslen=yes}
>| : ${ac_cv_have_decl_wcsncasecmp=yes}
>| : ${ac_cv_have_decl_wcsncat=yes}
>| : ${ac_cv_have_decl_wcsncmp=yes}
>| : ${ac_cv_have_decl_wcsncpy=yes}
>| : ${ac_cv_have_decl_wcsnlen=yes}
>| : ${ac_cv_have_decl_wcsnrtombs=yes}
>| : ${ac_cv_have_decl_wcspbrk=yes}
>| : ${ac_cv_have_decl_wcsrchr=yes}
>| : ${ac_cv_have_decl_wcsrtombs=yes}
>| : ${ac_cv_have_decl_wcsspn=yes}
>| : ${ac_cv_have_decl_wcsstr=yes}
>| : ${ac_cv_have_decl_wcstok=yes}
>| : ${ac_cv_have_decl_wcswidth=yes}
>| : ${ac_cv_have_decl_wcsxfrm=yes}
>| : ${ac_cv_have_decl_wctob=yes}
>| : ${ac_cv_have_decl_wctrans=yes}
>| : ${ac_cv_have_decl_wctype=yes}
>| : ${ac_cv_have_decl_wcwidth=yes}
>| : ${ac_cv_have_decl_wmemchr=yes}
>| : ${ac_cv_have_decl_wmemcmp=yes}
>| : ${ac_cv_have_decl_wmemcpy=yes}
>| : ${ac_cv_have_decl_wmemmove=yes}
>| : ${ac_cv_have_decl_wmemset=yes}
>| : ${ac_cv_have_decl_writev=yes}
>| 
>| # function specific
>| 
>| : ${gl_cv_func_btowc_eof=yes}
>| : ${gl_cv_func_btowc_nul=yes}
>| : ${gl_cv_func_fcntl_f_dupfd_cloexec=yes}
>| : ${gl_cv_func_fnmatch_posix=yes}
>| : ${gl_cv_func_fopen_slash=yes}
>| : ${gl_cv_func_frexp_no_libm=yes}
>| : ${gl_cv_func_fseeko=yes}
>| : ${gl_cv_func_ftello=yes}
>| : ${gl_cv_func_getcwd_null=yes}
>| : ${gl_cv_func_getcwd_posix_signature=yes}
>| : ${gl_cv_func_getopt_posix=yes}
>| : ${gl_cv_func_isnand_no_libm=yes}
>| : ${gl_cv_func_ldexp_no_libm=yes}
>| : ${gl_cv_func_lseek_pipe=yes}
>| : ${gl_cv_func_lstat_dereferences_slashed_symlink=yes}
>| : ${gl_cv_func_malloc_0_nonnull=1}
>| : ${gl_cv_func_malloc_posix=yes}
>| : ${gl_cv_func_mbrtowc_incomplete_state=yes}
>| : ${gl_cv_func_mbrtowc_nul_retval=yes}
>| : ${gl_cv_func_mbrtowc_null_arg1=yes}
>| : ${gl_cv_func_mbrtowc_null_arg2=yes}
>| : ${gl_cv_func_mbrtowc_retval=yes}
>| : ${gl_cv_func_mbrtowc_sanitycheck=yes}
>| : ${gl_cv_func_open_slash=yes}
>| : ${gl_cv_func_printf_directive_a=yes}
>| : ${gl_cv_func_printf_directive_f=yes}
>| : ${gl_cv_func_printf_directive_ls=yes}
>| : ${gl_cv_func_printf_directive_n=yes}
>| : ${gl_cv_func_printf_flag_grouping=yes}
>| : ${gl_cv_func_printf_flag_leftadjust=yes}
>| : ${gl_cv_func_printf_flag_zero=yes}
>| : ${gl_cv_func_printf_infinite=yes}
>| : ${gl_cv_func_printf_long_double=yes}
>| : ${gl_cv_func_printf_positions=yes}
>| : ${gl_cv_func_printf_precision=yes}
>| : ${gl_cv_func_printf_sizes_c99=yes}
>| : ${gl_cv_func_sigprocmask=1}
>| : ${gl_cv_func_snprintf_retval_c99=yes}
>| : ${gl_cv_func_snprintf_size1=yes}
>| : ${gl_cv_func_snprintf_usable=yes}
>| : ${gl_cv_func_spawnattr_setschedparam=yes}
>| : ${gl_cv_func_spawnattr_setschedpolicy=yes}
>| : ${gl_cv_func_stat_dir_slash=yes}
>| : ${gl_cv_func_stat_file_slash=yes}
>| : ${gl_cv_func_stpncpy=yes}
>| : ${gl_cv_func_va_copy=yes}
>| : ${gl_cv_func_wcrtomb_retval=yes}
>| : ${gt_cv_func_unsetenv_ret=int}
>| 
>| : ${gl_cv_have_include_next=yes}
>| 
>| : ${gl_cv_have_raw_decl_rawmemchr=yes}
>| : ${gl_cv_have_raw_decl__Exit=yes}
>| : ${gl_cv_have_raw_decl_alphasort=yes}
>| : ${gl_cv_have_raw_decl_atoll=yes}
>| : ${gl_cv_have_raw_decl_btowc=yes}
>| : ${gl_cv_have_raw_decl_chdir=yes}
>| : ${gl_cv_have_raw_decl_chown=yes}
>| : ${gl_cv_have_raw_decl_closedir=yes}
>| : ${gl_cv_have_raw_decl_dprintf=yes}
>| : ${gl_cv_have_raw_decl_dup2=yes}
>| : ${gl_cv_have_raw_decl_dup=yes}
>| : ${gl_cv_have_raw_decl_endusershell=yes}
>| : ${gl_cv_have_raw_decl_faccessat=yes}
>| : ${gl_cv_have_raw_decl_fchdir=yes}
>| : ${gl_cv_have_raw_decl_fchmodat=yes}
>| : ${gl_cv_have_raw_decl_fchownat=yes}
>| : ${gl_cv_have_raw_decl_fcntl=yes}
>| : ${gl_cv_have_raw_decl_fdopendir=yes}
>| : ${gl_cv_have_raw_decl_ffsl=yes}
>| : ${gl_cv_have_raw_decl_ffsll=yes}
>| : ${gl_cv_have_raw_decl_fpurge=yes}
>| : ${gl_cv_have_raw_decl_fseeko=yes}
>| : ${gl_cv_have_raw_decl_fstat=yes}
>| : ${gl_cv_have_raw_decl_fstatat=yes}
>| : ${gl_cv_have_raw_decl_fsync=yes}
>| : ${gl_cv_have_raw_decl_ftello=yes}
>| : ${gl_cv_have_raw_decl_ftruncate=yes}
>| : ${gl_cv_have_raw_decl_getcwd=yes}
>| : ${gl_cv_have_raw_decl_getdelim=yes}
>| : ${gl_cv_have_raw_decl_getdomainname=yes}
>| : ${gl_cv_have_raw_decl_getdtablesize=yes}
>| : ${gl_cv_have_raw_decl_getgroups=yes}
>| : ${gl_cv_have_raw_decl_getdtablesize=yes}
>| : ${gl_cv_have_raw_decl_getgroups=yes}
>| : ${gl_cv_have_raw_decl_gethostname=yes}
>| : ${gl_cv_have_raw_decl_getline=yes}
>| : ${gl_cv_have_raw_decl_getloadavg=yes}
>| : ${gl_cv_have_raw_decl_getlogin=yes}
>| : ${gl_cv_have_raw_decl_getlogin_r=yes}
>| : ${gl_cv_have_raw_decl_getpagesize=yes}
>| : ${gl_cv_have_raw_decl_gets=yes}
>| : ${gl_cv_have_raw_decl_getsubopt=yes}
>| : ${gl_cv_have_raw_decl_gettimeofday=yes}
>| : ${gl_cv_have_raw_decl_getusershell=yes}
>| : ${gl_cv_have_raw_decl_grantpt=yes}
>| : ${gl_cv_have_raw_decl_imaxabs=yes}
>| : ${gl_cv_have_raw_decl_imaxdiv=yes}
>| : ${gl_cv_have_raw_decl_initstate=yes}
>| : ${gl_cv_have_raw_decl_isatty=yes}
>| : ${gl_cv_have_raw_decl_iswctype=yes}
>| : ${gl_cv_have_raw_decl_lchmod=yes}
>| : ${gl_cv_have_raw_decl_lchown=yes}
>| : ${gl_cv_have_raw_decl_link=yes}
>| : ${gl_cv_have_raw_decl_linkat=yes}
>| : ${gl_cv_have_raw_decl_lseek=yes}
>| : ${gl_cv_have_raw_decl_lstat=yes}
>| : ${gl_cv_have_raw_decl_mbrlen=yes}
>| : ${gl_cv_have_raw_decl_mbrtowc=yes}
>| : ${gl_cv_have_raw_decl_mbsinit=yes}
>| : ${gl_cv_have_raw_decl_mbsnrtowcs=yes}
>| : ${gl_cv_have_raw_decl_mbsrtowcs=yes}
>| : ${gl_cv_have_raw_decl_mkdirat=yes}
>| : ${gl_cv_have_raw_decl_mkdtemp=yes}
>| : ${gl_cv_have_raw_decl_mkfifo=yes}
>| : ${gl_cv_have_raw_decl_mkfifoat=yes}
>| : ${gl_cv_have_raw_decl_mknod=yes}
>| : ${gl_cv_have_raw_decl_mknodat=yes}
>| : ${gl_cv_have_raw_decl_mkstemp=yes}
>| : ${gl_cv_have_raw_decl_nl_langinfo=yes}
>| : ${gl_cv_have_raw_decl_openat=yes}
>| : ${gl_cv_have_raw_decl_opendir=yes}
>| : ${gl_cv_have_raw_decl_pclose=yes}
>| : ${gl_cv_have_raw_decl_pipe=yes}
>| : ${gl_cv_have_raw_decl_popen=yes}
>| : ${gl_cv_have_raw_decl_posix_openpt=yes}
>| : ${gl_cv_have_raw_decl_posix_spawn=yes}
>| : ${gl_cv_have_raw_decl_posix_openpt=yes}
>| : ${gl_cv_have_raw_decl_posix_spawn=yes}
>| : ${gl_cv_have_raw_decl_posix_spawn_file_actions_addclose=yes}
>| : ${gl_cv_have_raw_decl_posix_spawn_file_actions_adddup2=yes}
>| : ${gl_cv_have_raw_decl_posix_spawn_file_actions_addopen=yes}
>| : ${gl_cv_have_raw_decl_posix_spawn_file_actions_destroy=yes}
>| : ${gl_cv_have_raw_decl_posix_spawn_file_actions_init=yes}
>| : ${gl_cv_have_raw_decl_posix_spawnattr_destroy=yes}
>| : ${gl_cv_have_raw_decl_posix_spawnattr_getflags=yes}
>| : ${gl_cv_have_raw_decl_posix_spawnattr_getpgroup=yes}
>| : ${gl_cv_have_raw_decl_posix_spawnattr_getschedparam=yes}
>| : ${gl_cv_have_raw_decl_posix_spawnattr_getschedpolicy=yes}
>| : ${gl_cv_have_raw_decl_posix_spawnattr_getsigdefault=yes}
>| : ${gl_cv_have_raw_decl_posix_spawnattr_getsigmask=yes}
>| : ${gl_cv_have_raw_decl_posix_spawnattr_init=yes}
>| : ${gl_cv_have_raw_decl_posix_spawnattr_setflags=yes}
>| : ${gl_cv_have_raw_decl_posix_spawnattr_setpgroup=yes}
>| : ${gl_cv_have_raw_decl_posix_spawnattr_setschedparam=yes}
>| : ${gl_cv_have_raw_decl_posix_spawnattr_setschedpolicy=yes}
>| : ${gl_cv_have_raw_decl_posix_spawnattr_setsigdefault=yes}
>| : ${gl_cv_have_raw_decl_posix_spawnattr_setsigmask=yes}
>| : ${gl_cv_have_raw_decl_posix_spawnp=yes}
>| : ${gl_cv_have_raw_decl_pread=yes}
>| : ${gl_cv_have_raw_decl_pselect=yes}
>| : ${gl_cv_have_raw_decl_pthread_sigmask=yes}
>| : ${gl_cv_have_raw_decl_ptsname=yes}
>| : ${gl_cv_have_raw_decl_pwrite=yes}
>| : ${gl_cv_have_raw_decl_random=yes}
>| : ${gl_cv_have_raw_decl_readdir=yes}
>| : ${gl_cv_have_raw_decl_readlink=yes}
>| : ${gl_cv_have_raw_decl_readlinkat=yes}
>| : ${gl_cv_have_raw_decl_realpath=yes}
>| : ${gl_cv_have_raw_decl_renameat=yes}
>| : ${gl_cv_have_raw_decl_rewinddir=yes}
>| : ${gl_cv_have_raw_decl_rmdir=yes}
>| : ${gl_cv_have_raw_decl_rpmatch=yes}
>| : ${gl_cv_have_raw_decl_scandir=yes}
>| : ${gl_cv_have_raw_decl_select=yes}
>| : ${gl_cv_have_raw_decl_setenv=yes}
>| : ${gl_cv_have_raw_decl_sethostname=yes}
>| : ${gl_cv_have_raw_decl_setlocale=yes}
>| : ${gl_cv_have_raw_decl_setstate=yes}
>| : ${gl_cv_have_raw_decl_setusershell=yes}
>| : ${gl_cv_have_raw_decl_sigaction=yes}
>| : ${gl_cv_have_raw_decl_sigaddset=yes}
>| : ${gl_cv_have_raw_decl_sigdelset=yes}
>| : ${gl_cv_have_raw_decl_sigemptyset=yes}
>| : ${gl_cv_have_raw_decl_sigfillset=yes}
>| : ${gl_cv_have_raw_decl_sigismember=yes}
>| : ${gl_cv_have_raw_decl_sigpending=yes}
>| : ${gl_cv_have_raw_decl_sigprocmask=yes}
>| : ${gl_cv_have_raw_decl_sleep=yes}
>| : ${gl_cv_have_raw_decl_snprintf=yes}
>| : ${gl_cv_have_raw_decl_srandom=yes}
>| : ${gl_cv_have_raw_decl_stat=yes}
>| : ${gl_cv_have_raw_decl_strerror_r=yes}
>| : ${gl_cv_have_raw_decl_strtod=yes}
>| : ${gl_cv_have_raw_decl_strtoimax=yes}
>| : ${gl_cv_have_raw_decl_strtoll=yes}
>| : ${gl_cv_have_raw_decl_strtoull=yes}
>| : ${gl_cv_have_raw_decl_strtoumax=yes}
>| : ${gl_cv_have_raw_decl_symlink=yes}
>| : ${gl_cv_have_raw_decl_symlinkat=yes}
>| : ${gl_cv_have_raw_decl_tmpfile=yes}
>| : ${gl_cv_have_raw_decl_towctrans=yes}
>| : ${gl_cv_have_raw_decl_ttyname_r=yes}
>| : ${gl_cv_have_raw_decl_unlink=yes}
>| : ${gl_cv_have_raw_decl_unlinkat=yes}
>| : ${gl_cv_have_raw_decl_unlockpt=yes}
>| : ${gl_cv_have_raw_decl_unsetenv=yes}
>| : ${gl_cv_have_raw_decl_usleep=yes}
>| : ${gl_cv_have_raw_decl_vdprintf=yes}
>| : ${gl_cv_have_raw_decl_vsnprintf=yes}
>| : ${gl_cv_have_raw_decl_waitpid=yes}
>| : ${gl_cv_have_raw_decl_wcpcpy=yes}
>| : ${gl_cv_have_raw_decl_wcpncpy=yes}
>| : ${gl_cv_have_raw_decl_wcrtomb=yes}
>| : ${gl_cv_have_raw_decl_wcscasecmp=yes}
>| : ${gl_cv_have_raw_decl_wcscat=yes}
>| : ${gl_cv_have_raw_decl_wcschr=yes}
>| : ${gl_cv_have_raw_decl_wcscmp=yes}
>| : ${gl_cv_have_raw_decl_wcscoll=yes}
>| : ${gl_cv_have_raw_decl_wcscpy=yes}
>| : ${gl_cv_have_raw_decl_wcscspn=yes}
>| : ${gl_cv_have_raw_decl_wcsdup=yes}
>| : ${gl_cv_have_raw_decl_wcslen=yes}
>| : ${gl_cv_have_raw_decl_wcsncasecmp=yes}
>| : ${gl_cv_have_raw_decl_wcsncat=yes}
>| : ${gl_cv_have_raw_decl_wcsncmp=yes}
>| : ${gl_cv_have_raw_decl_wcsncpy=yes}
>| : ${gl_cv_have_raw_decl_wcsnlen=yes}
>| : ${gl_cv_have_raw_decl_wcsnrtombs=yes}
>| : ${gl_cv_have_raw_decl_wcspbrk=yes}
>| : ${gl_cv_have_raw_decl_wcsrchr=yes}
>| : ${gl_cv_have_raw_decl_wcsrtombs=yes}
>| : ${gl_cv_have_raw_decl_wcsspn=yes}
>| : ${gl_cv_have_raw_decl_wcsstr=yes}
>| : ${gl_cv_have_raw_decl_wcstok=yes}
>| : ${gl_cv_have_raw_decl_wcswidth=yes}
>| : ${gl_cv_have_raw_decl_wcsxfrm=yes}
>| : ${gl_cv_have_raw_decl_wctob=yes}
>| : ${gl_cv_have_raw_decl_wctrans=yes}
>| : ${gl_cv_have_raw_decl_wctype=yes}
>| : ${gl_cv_have_raw_decl_wcwidth=yes}
>| : ${gl_cv_have_raw_decl_wmemchr=yes}
>| : ${gl_cv_have_raw_decl_wmemcmp=yes}
>| : ${gl_cv_have_raw_decl_wmemcpy=yes}
>| : ${gl_cv_have_raw_decl_wmemmove=yes}
>| : ${gl_cv_have_raw_decl_wmemset=yes}
>| 
>| : ${gl_cv_header_errno_h_complete=yes}
>| : ${gl_cv_header_inttypes_h=yes}
>| : ${gl_cv_header_langinfo_codeset=yes}
>| : ${gl_cv_header_langinfo_era=yes}
>| : ${gl_cv_header_langinfo_t_fmt_ampm=yes}
>| : ${gl_cv_header_langinfo_yesexpr=yes}
>| : ${gl_cv_header_locale_h_posix2001=yes}
>| : ${gl_cv_header_signal_h_SIGPIPE=yes}
>| : ${gl_cv_header_stdint_h=yes}
>| : ${gl_cv_header_sys_select_h_selfcontained=yes}
>| 
>configure:3736: checking for a BSD-compatible install
>configure:3804: result: /usr/bin/install -c
>configure:3815: checking whether build environment is sane
>configure:3870: result: yes
>configure:4021: checking for a thread-safe mkdir -p
>configure:4060: result: /bin/mkdir -p
>configure:4067: checking for gawk
>configure:4094: result: /usr/bin/awk
>configure:4105: checking whether make sets $(MAKE)
>configure:4127: result: yes
>configure:4156: checking whether make supports nested variables
>configure:4173: result: yes
>configure:4353: checking for gcc
>configure:4380: result: cc
>configure:4609: checking for C compiler version
>configure:4618: cc --version >&5
>FreeBSD clang version 3.4.1 (tags/RELEASE_34/dot1-final 208032) 20140512
>Target: x86_64-unknown-freebsd10.2
>Thread model: posix
>configure:4629: $? = 0
>configure:4618: cc -v >&5
>FreeBSD clang version 3.4.1 (tags/RELEASE_34/dot1-final 208032) 20140512
>Target: x86_64-unknown-freebsd10.2
>Thread model: posix
>Selected GCC installation: 
>configure:4629: $? = 0
>configure:4618: cc -V >&5
>cc: error: argument to '-V' is missing (expected 1 value)
>cc: error: no input files
>configure:4629: $? = 1
>configure:4618: cc -qversion >&5
>cc: error: unknown argument: '-qversion'
>cc: error: no input files
>configure:4629: $? = 1
>configure:4649: checking whether the C compiler works
>configure:4671: cc -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:4675: $? = 0
>configure:4723: result: yes
>configure:4726: checking for C compiler default output file name
>configure:4728: result: a.out
>configure:4734: checking for suffix of executables
>configure:4741: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:4745: $? = 0
>configure:4767: result: 
>configure:4789: checking whether we are cross compiling
>configure:4797: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:4801: $? = 0
>configure:4808: ./conftest
>configure:4812: $? = 0
>configure:4827: result: no
>configure:4832: checking for suffix of object files
>configure:4854: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>configure:4858: $? = 0
>configure:4879: result: o
>configure:4883: checking whether we are using the GNU C compiler
>configure:4902: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>configure:4902: $? = 0
>configure:4911: result: yes
>configure:4920: checking whether cc accepts -g
>configure:4940: cc -c -g  conftest.c >&5
>configure:4940: $? = 0
>configure:4981: result: yes
>configure:4998: checking for cc option to accept ISO C89
>configure:5061: cc  -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>configure:5061: $? = 0
>configure:5074: result: none needed
>configure:5099: checking whether cc understands -c and -o together
>configure:5121: cc -c conftest.c -o conftest2.o
>configure:5124: $? = 0
>configure:5121: cc -c conftest.c -o conftest2.o
>configure:5124: $? = 0
>configure:5136: result: yes
>configure:5164: checking for style of include used by make
>configure:5192: result: GNU
>configure:5218: checking dependency style of cc
>configure:5329: result: gcc3
>configure:5351: checking how to run the C preprocessor
>configure:5421: result: cpp
>configure:5441: cpp  conftest.c
>configure:5441: $? = 0
>configure:5455: cpp  conftest.c
>conftest.c:11:10: fatal error: 'ac_nonexistent.h' file not found
>#include <ac_nonexistent.h>
>         ^
>1 error generated.
>configure:5455: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| /* end confdefs.h.  */
>| #include <ac_nonexistent.h>
>configure:5484: checking for grep that handles long lines and -e
>configure:5542: result: /usr/bin/grep
>configure:5547: checking for egrep
>configure:5609: result: /usr/bin/egrep
>configure:5616: checking for Minix Amsterdam compiler
>configure:5640: result: no
>configure:5692: checking for ar
>configure:5708: found /usr/bin/ar
>configure:5719: result: ar
>configure:5799: checking for ranlib
>configure:5815: found /usr/bin/ranlib
>configure:5826: result: ranlib
>configure:5857: checking build system type
>configure:5871: result: amd64-portbld-freebsd10.2
>configure:5891: checking host system type
>configure:5904: result: amd64-portbld-freebsd10.2
>configure:5924: checking for ANSI C header files
>configure:6028: result: yes
>configure:6041: checking for sys/types.h
>configure:6041: result: yes
>configure:6041: checking for sys/stat.h
>configure:6041: result: yes
>configure:6041: checking for stdlib.h
>configure:6041: result: yes
>configure:6041: checking for string.h
>configure:6041: result: yes
>configure:6041: checking for memory.h
>configure:6041: result: yes
>configure:6041: checking for strings.h
>configure:6041: result: yes
>configure:6041: checking for inttypes.h
>configure:6041: result: yes
>configure:6041: checking for stdint.h
>configure:6041: result: yes
>configure:6041: checking for unistd.h
>configure:6041: result: yes
>configure:6054: checking for minix/config.h
>configure:6054: result: no
>configure:6078: checking whether it is safe to define __EXTENSIONS__
>configure:6096: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>configure:6096: $? = 0
>configure:6103: result: yes
>configure:6118: checking whether _XOPEN_SOURCE should be defined
>configure:6137: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>configure:6137: $? = 0
>configure:6161: result: no
>configure:6173: checking for _LARGEFILE_SOURCE value needed for large files
>configure:6192: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:6192: $? = 0
>configure:6220: result: no
>configure:6277: checking for special C compiler options needed for large files
>configure:6322: result: no
>configure:6328: checking for _FILE_OFFSET_BITS value needed for large files
>configure:6353: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>configure:6353: $? = 0
>configure:6385: result: no
>configure:6476: checking for cc option to accept ISO C99
>configure:6625: cc  -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>configure:6625: $? = 0
>configure:6638: result: none needed
>configure:6746: checking for cc option to accept ISO Standard C
>configure:6757: result: none needed
>configure:6832: autobuild project... GNU M4
>configure:6838: autobuild revision... 1.4.17
>configure:6843: autobuild hostname... cs0.local
>configure:6854: autobuild timestamp... 20160218T104626Z
>configure:7865: checking for unsigned long long int
>configure:7913: result: yes
>configure:7923: checking for long long int
>configure:7973: result: yes
>configure:7982: checking for unsigned long long int
>configure:8030: result: yes
>configure:8054: checking for size_t
>configure:8054: result: yes
>configure:8067: checking for working alloca.h
>configure:8084: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>conftest.c:32:10: fatal error: 'alloca.h' file not found
>#include <alloca.h>
>         ^
>1 error generated.
>configure:8084: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| /* end confdefs.h.  */
>| #include <alloca.h>
>| int
>| main ()
>| {
>| char *p = (char *) alloca (2 * sizeof (int));
>| 			  if (p) return 0;
>|   ;
>|   return 0;
>| }
>configure:8092: result: no
>configure:8100: checking for alloca
>configure:8137: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:8137: $? = 0
>configure:8145: result: yes
>configure:8349: checking whether <wchar.h> uses 'inline' correctly
>configure:8408: result: yes
>configure:8428: checking for btowc
>configure:8428: result: yes
>configure:8428: checking for setrlimit
>configure:8428: result: yes
>configure:8428: checking for sigaltstack
>configure:8428: result: yes
>configure:8428: checking for canonicalize_file_name
>configure:8428: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>/tmp/conftest-685432.o: In function `main':
>conftest.c:(.text+0x7): undefined reference to `canonicalize_file_name'
>cc: error: linker command failed with exit code 1 (use -v to see invocation)
>configure:8428: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| /* end confdefs.h.  */
>| /* Define canonicalize_file_name to an innocuous variant, in case <limits.h> declares canonicalize_file_name.
>|    For example, HP-UX 11i <limits.h> declares gettimeofday.  */
>| #define canonicalize_file_name innocuous_canonicalize_file_name
>| 
>| /* System header to define __stub macros and hopefully few prototypes,
>|     which can conflict with char canonicalize_file_name (); below.
>|     Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
>|     <limits.h> exists even on freestanding compilers.  */
>| 
>| #ifdef __STDC__
>| # include <limits.h>
>| #else
>| # include <assert.h>
>| #endif
>| 
>| #undef canonicalize_file_name
>| 
>| /* Override any GCC internal prototype to avoid an error.
>|    Use char because int might match the return type of a GCC
>|    builtin and then its argument prototype would still apply.  */
>| #ifdef __cplusplus
>| extern "C"
>| #endif
>| char canonicalize_file_name ();
>| /* The GNU C library defines this for functions which it implements
>|     to always fail with ENOSYS.  Some functions are actually named
>|     something starting with __ and the normal name is an alias.  */
>| #if defined __stub_canonicalize_file_name || defined __stub___canonicalize_file_name
>| choke me
>| #endif
>| 
>| int
>| main ()
>| {
>| return canonicalize_file_name ();
>|   ;
>|   return 0;
>| }
>configure:8428: result: no
>configure:8428: checking for getcwd
>configure:8428: result: yes
>configure:8428: checking for readlink
>configure:8428: result: yes
>configure:8428: checking for realpath
>configure:8428: result: yes
>configure:8428: checking for _set_invalid_parameter_handler
>configure:8428: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>/tmp/conftest-d599f0.o: In function `main':
>conftest.c:(.text+0x7): undefined reference to `_set_invalid_parameter_handler'
>cc: error: linker command failed with exit code 1 (use -v to see invocation)
>configure:8428: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| /* end confdefs.h.  */
>| /* Define _set_invalid_parameter_handler to an innocuous variant, in case <limits.h> declares _set_invalid_parameter_handler.
>|    For example, HP-UX 11i <limits.h> declares gettimeofday.  */
>| #define _set_invalid_parameter_handler innocuous__set_invalid_parameter_handler
>| 
>| /* System header to define __stub macros and hopefully few prototypes,
>|     which can conflict with char _set_invalid_parameter_handler (); below.
>|     Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
>|     <limits.h> exists even on freestanding compilers.  */
>| 
>| #ifdef __STDC__
>| # include <limits.h>
>| #else
>| # include <assert.h>
>| #endif
>| 
>| #undef _set_invalid_parameter_handler
>| 
>| /* Override any GCC internal prototype to avoid an error.
>|    Use char because int might match the return type of a GCC
>|    builtin and then its argument prototype would still apply.  */
>| #ifdef __cplusplus
>| extern "C"
>| #endif
>| char _set_invalid_parameter_handler ();
>| /* The GNU C library defines this for functions which it implements
>|     to always fail with ENOSYS.  Some functions are actually named
>|     something starting with __ and the normal name is an alias.  */
>| #if defined __stub__set_invalid_parameter_handler || defined __stub____set_invalid_parameter_handler
>| choke me
>| #endif
>| 
>| int
>| main ()
>| {
>| return _set_invalid_parameter_handler ();
>|   ;
>|   return 0;
>| }
>configure:8428: result: no
>configure:8428: checking for fcntl
>configure:8428: result: yes
>configure:8428: checking for symlink
>configure:8428: result: yes
>configure:8428: checking for mempcpy
>configure:8428: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>/tmp/conftest-e30a13.o: In function `main':
>conftest.c:(.text+0x7): undefined reference to `mempcpy'
>cc: error: linker command failed with exit code 1 (use -v to see invocation)
>configure:8428: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| /* end confdefs.h.  */
>| /* Define mempcpy to an innocuous variant, in case <limits.h> declares mempcpy.
>|    For example, HP-UX 11i <limits.h> declares gettimeofday.  */
>| #define mempcpy innocuous_mempcpy
>| 
>| /* System header to define __stub macros and hopefully few prototypes,
>|     which can conflict with char mempcpy (); below.
>|     Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
>|     <limits.h> exists even on freestanding compilers.  */
>| 
>| #ifdef __STDC__
>| # include <limits.h>
>| #else
>| # include <assert.h>
>| #endif
>| 
>| #undef mempcpy
>| 
>| /* Override any GCC internal prototype to avoid an error.
>|    Use char because int might match the return type of a GCC
>|    builtin and then its argument prototype would still apply.  */
>| #ifdef __cplusplus
>| extern "C"
>| #endif
>| char mempcpy ();
>| /* The GNU C library defines this for functions which it implements
>|     to always fail with ENOSYS.  Some functions are actually named
>|     something starting with __ and the normal name is an alias.  */
>| #if defined __stub_mempcpy || defined __stub___mempcpy
>| choke me
>| #endif
>| 
>| int
>| main ()
>| {
>| return mempcpy ();
>|   ;
>|   return 0;
>| }
>configure:8428: result: no
>configure:8428: checking for fpurge
>configure:8428: result: yes
>configure:8428: checking for __fpurge
>configure:8428: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>/tmp/conftest-63177c.o: In function `main':
>conftest.c:(.text+0x7): undefined reference to `__fpurge'
>cc: error: linker command failed with exit code 1 (use -v to see invocation)
>configure:8428: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| /* end confdefs.h.  */
>| /* Define __fpurge to an innocuous variant, in case <limits.h> declares __fpurge.
>|    For example, HP-UX 11i <limits.h> declares gettimeofday.  */
>| #define __fpurge innocuous___fpurge
>| 
>| /* System header to define __stub macros and hopefully few prototypes,
>|     which can conflict with char __fpurge (); below.
>|     Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
>|     <limits.h> exists even on freestanding compilers.  */
>| 
>| #ifdef __STDC__
>| # include <limits.h>
>| #else
>| # include <assert.h>
>| #endif
>| 
>| #undef __fpurge
>| 
>| /* Override any GCC internal prototype to avoid an error.
>|    Use char because int might match the return type of a GCC
>|    builtin and then its argument prototype would still apply.  */
>| #ifdef __cplusplus
>| extern "C"
>| #endif
>| char __fpurge ();
>| /* The GNU C library defines this for functions which it implements
>|     to always fail with ENOSYS.  Some functions are actually named
>|     something starting with __ and the normal name is an alias.  */
>| #if defined __stub___fpurge || defined __stub_____fpurge
>| choke me
>| #endif
>| 
>| int
>| main ()
>| {
>| return __fpurge ();
>|   ;
>|   return 0;
>| }
>configure:8428: result: no
>configure:8428: checking for __freadahead
>configure:8428: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>/tmp/conftest-aaa7f4.o: In function `main':
>conftest.c:(.text+0x7): undefined reference to `__freadahead'
>cc: error: linker command failed with exit code 1 (use -v to see invocation)
>configure:8428: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| /* end confdefs.h.  */
>| /* Define __freadahead to an innocuous variant, in case <limits.h> declares __freadahead.
>|    For example, HP-UX 11i <limits.h> declares gettimeofday.  */
>| #define __freadahead innocuous___freadahead
>| 
>| /* System header to define __stub macros and hopefully few prototypes,
>|     which can conflict with char __freadahead (); below.
>|     Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
>|     <limits.h> exists even on freestanding compilers.  */
>| 
>| #ifdef __STDC__
>| # include <limits.h>
>| #else
>| # include <assert.h>
>| #endif
>| 
>| #undef __freadahead
>| 
>| /* Override any GCC internal prototype to avoid an error.
>|    Use char because int might match the return type of a GCC
>|    builtin and then its argument prototype would still apply.  */
>| #ifdef __cplusplus
>| extern "C"
>| #endif
>| char __freadahead ();
>| /* The GNU C library defines this for functions which it implements
>|     to always fail with ENOSYS.  Some functions are actually named
>|     something starting with __ and the normal name is an alias.  */
>| #if defined __stub___freadahead || defined __stub_____freadahead
>| choke me
>| #endif
>| 
>| int
>| main ()
>| {
>| return __freadahead ();
>|   ;
>|   return 0;
>| }
>configure:8428: result: no
>configure:8428: checking for __freading
>configure:8428: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>/tmp/conftest-934c0e.o: In function `main':
>conftest.c:(.text+0x7): undefined reference to `__freading'
>cc: error: linker command failed with exit code 1 (use -v to see invocation)
>configure:8428: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| /* end confdefs.h.  */
>| /* Define __freading to an innocuous variant, in case <limits.h> declares __freading.
>|    For example, HP-UX 11i <limits.h> declares gettimeofday.  */
>| #define __freading innocuous___freading
>| 
>| /* System header to define __stub macros and hopefully few prototypes,
>|     which can conflict with char __freading (); below.
>|     Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
>|     <limits.h> exists even on freestanding compilers.  */
>| 
>| #ifdef __STDC__
>| # include <limits.h>
>| #else
>| # include <assert.h>
>| #endif
>| 
>| #undef __freading
>| 
>| /* Override any GCC internal prototype to avoid an error.
>|    Use char because int might match the return type of a GCC
>|    builtin and then its argument prototype would still apply.  */
>| #ifdef __cplusplus
>| extern "C"
>| #endif
>| char __freading ();
>| /* The GNU C library defines this for functions which it implements
>|     to always fail with ENOSYS.  Some functions are actually named
>|     something starting with __ and the normal name is an alias.  */
>| #if defined __stub___freading || defined __stub_____freading
>| choke me
>| #endif
>| 
>| int
>| main ()
>| {
>| return __freading ();
>|   ;
>|   return 0;
>| }
>configure:8428: result: no
>configure:8428: checking for getdtablesize
>configure:8428: result: yes
>configure:8428: checking for gettimeofday
>configure:8428: result: yes
>configure:8428: checking for lstat
>configure:8428: result: yes
>configure:8428: checking for mbsinit
>configure:8428: result: yes
>configure:8428: checking for mbrtowc
>configure:8428: result: yes
>configure:8428: checking for mprotect
>configure:8428: result: yes
>configure:8428: checking for mkstemp
>configure:8428: result: yes
>configure:8428: checking for nl_langinfo
>configure:8428: result: yes
>configure:8428: checking for pipe2
>configure:8428: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:8428: $? = 0
>configure:8428: result: yes
>configure:8428: checking for posix_spawn
>configure:8428: result: yes
>configure:8428: checking for isblank
>configure:8428: result: yes
>configure:8428: checking for iswctype
>configure:8428: result: yes
>configure:8428: checking for wcscoll
>configure:8428: result: yes
>configure:8428: checking for link
>configure:8428: result: yes
>configure:8428: checking for secure_getenv
>configure:8428: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>/tmp/conftest-baffcf.o: In function `main':
>conftest.c:(.text+0x7): undefined reference to `secure_getenv'
>cc: error: linker command failed with exit code 1 (use -v to see invocation)
>configure:8428: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| /* end confdefs.h.  */
>| /* Define secure_getenv to an innocuous variant, in case <limits.h> declares secure_getenv.
>|    For example, HP-UX 11i <limits.h> declares gettimeofday.  */
>| #define secure_getenv innocuous_secure_getenv
>| 
>| /* System header to define __stub macros and hopefully few prototypes,
>|     which can conflict with char secure_getenv (); below.
>|     Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
>|     <limits.h> exists even on freestanding compilers.  */
>| 
>| #ifdef __STDC__
>| # include <limits.h>
>| #else
>| # include <assert.h>
>| #endif
>| 
>| #undef secure_getenv
>| 
>| /* Override any GCC internal prototype to avoid an error.
>|    Use char because int might match the return type of a GCC
>|    builtin and then its argument prototype would still apply.  */
>| #ifdef __cplusplus
>| extern "C"
>| #endif
>| char secure_getenv ();
>| /* The GNU C library defines this for functions which it implements
>|     to always fail with ENOSYS.  Some functions are actually named
>|     something starting with __ and the normal name is an alias.  */
>| #if defined __stub_secure_getenv || defined __stub___secure_getenv
>| choke me
>| #endif
>| 
>| int
>| main ()
>| {
>| return secure_getenv ();
>|   ;
>|   return 0;
>| }
>configure:8428: result: no
>configure:8428: checking for sigaction
>configure:8428: result: yes
>configure:8428: checking for siginterrupt
>configure:8428: result: yes
>configure:8428: checking for snprintf
>configure:8428: result: yes
>configure:8428: checking for strndup
>configure:8428: result: yes
>configure:8428: checking for pipe
>configure:8428: result: yes
>configure:8428: checking for vasnprintf
>configure:8428: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>/tmp/conftest-397073.o: In function `main':
>conftest.c:(.text+0x7): undefined reference to `vasnprintf'
>cc: error: linker command failed with exit code 1 (use -v to see invocation)
>configure:8428: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| /* end confdefs.h.  */
>| /* Define vasnprintf to an innocuous variant, in case <limits.h> declares vasnprintf.
>|    For example, HP-UX 11i <limits.h> declares gettimeofday.  */
>| #define vasnprintf innocuous_vasnprintf
>| 
>| /* System header to define __stub macros and hopefully few prototypes,
>|     which can conflict with char vasnprintf (); below.
>|     Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
>|     <limits.h> exists even on freestanding compilers.  */
>| 
>| #ifdef __STDC__
>| # include <limits.h>
>| #else
>| # include <assert.h>
>| #endif
>| 
>| #undef vasnprintf
>| 
>| /* Override any GCC internal prototype to avoid an error.
>|    Use char because int might match the return type of a GCC
>|    builtin and then its argument prototype would still apply.  */
>| #ifdef __cplusplus
>| extern "C"
>| #endif
>| char vasnprintf ();
>| /* The GNU C library defines this for functions which it implements
>|     to always fail with ENOSYS.  Some functions are actually named
>|     something starting with __ and the normal name is an alias.  */
>| #if defined __stub_vasnprintf || defined __stub___vasnprintf
>| choke me
>| #endif
>| 
>| int
>| main ()
>| {
>| return vasnprintf ();
>|   ;
>|   return 0;
>| }
>configure:8428: result: no
>configure:8428: checking for wcrtomb
>configure:8428: result: yes
>configure:8428: checking for iswcntrl
>configure:8428: result: yes
>configure:8428: checking for newlocale
>configure:8428: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:8428: $? = 0
>configure:8428: result: yes
>configure:8428: checking for setenv
>configure:8428: result: yes
>configure:8428: checking for sleep
>configure:8428: result: yes
>configure:8428: checking for strdup
>configure:8428: result: yes
>configure:8428: checking for wctob
>configure:8428: result: yes
>configure:8440: checking for nl_langinfo and CODESET
>configure:8456: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:8456: $? = 0
>configure:8465: result: yes
>configure:8476: checking for a traditional french locale
>configure:8544: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:8547: $? = 0
>configure:8603: result: fr_FR.ISO8859-1
>configure:8616: checking for ucontext.h
>configure:8616: result: yes
>configure:8616: checking for unistd.h
>configure:8616: result: yes
>configure:8616: checking for sys/param.h
>configure:8616: result: yes
>configure:8616: checking for sys/socket.h
>configure:8616: result: yes
>configure:8616: checking for stdio_ext.h
>configure:8616: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>conftest.c:107:10: fatal error: 'stdio_ext.h' file not found
>#include <stdio_ext.h>
>         ^
>1 error generated.
>configure:8616: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| /* end confdefs.h.  */
>| #include <stdio.h>
>| #ifdef HAVE_SYS_TYPES_H
>| # include <sys/types.h>
>| #endif
>| #ifdef HAVE_SYS_STAT_H
>| # include <sys/stat.h>
>| #endif
>| #ifdef STDC_HEADERS
>| # include <stdlib.h>
>| # include <stddef.h>
>| #else
>| # ifdef HAVE_STDLIB_H
>| #  include <stdlib.h>
>| # endif
>| #endif
>| #ifdef HAVE_STRING_H
>| # if !defined STDC_HEADERS && defined HAVE_MEMORY_H
>| #  include <memory.h>
>| # endif
>| # include <string.h>
>| #endif
>| #ifdef HAVE_STRINGS_H
>| # include <strings.h>
>| #endif
>| #ifdef HAVE_INTTYPES_H
>| # include <inttypes.h>
>| #endif
>| #ifdef HAVE_STDINT_H
>| # include <stdint.h>
>| #endif
>| #ifdef HAVE_UNISTD_H
>| # include <unistd.h>
>| #endif
>| 
>| #include <stdio_ext.h>
>configure:8616: result: no
>configure:8616: checking for sys/stat.h
>configure:8616: result: yes
>configure:8616: checking for getopt.h
>configure:8616: result: yes
>configure:8616: checking for sys/time.h
>configure:8616: result: yes
>configure:8616: checking for langinfo.h
>configure:8616: result: yes
>configure:8616: checking for xlocale.h
>configure:8616: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>configure:8616: $? = 0
>configure:8616: result: yes
>configure:8616: checking for math.h
>configure:8616: result: yes
>configure:8616: checking for sys/mman.h
>configure:8616: result: yes
>configure:8616: checking for sched.h
>configure:8616: result: yes
>configure:8616: checking for spawn.h
>configure:8616: result: yes
>configure:8616: checking for wchar.h
>configure:8616: result: yes
>configure:8616: checking for stdint.h
>configure:8616: result: yes
>configure:8616: checking for sys/wait.h
>configure:8616: result: yes
>configure:8616: checking for features.h
>configure:8616: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>conftest.c:119:10: fatal error: 'features.h' file not found
>#include <features.h>
>         ^
>1 error generated.
>configure:8616: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| /* end confdefs.h.  */
>| #include <stdio.h>
>| #ifdef HAVE_SYS_TYPES_H
>| # include <sys/types.h>
>| #endif
>| #ifdef HAVE_SYS_STAT_H
>| # include <sys/stat.h>
>| #endif
>| #ifdef STDC_HEADERS
>| # include <stdlib.h>
>| # include <stddef.h>
>| #else
>| # ifdef HAVE_STDLIB_H
>| #  include <stdlib.h>
>| # endif
>| #endif
>| #ifdef HAVE_STRING_H
>| # if !defined STDC_HEADERS && defined HAVE_MEMORY_H
>| #  include <memory.h>
>| # endif
>| # include <string.h>
>| #endif
>| #ifdef HAVE_STRINGS_H
>| # include <strings.h>
>| #endif
>| #ifdef HAVE_INTTYPES_H
>| # include <inttypes.h>
>| #endif
>| #ifdef HAVE_STDINT_H
>| # include <stdint.h>
>| #endif
>| #ifdef HAVE_UNISTD_H
>| # include <unistd.h>
>| #endif
>| 
>| #include <features.h>
>configure:8616: result: no
>configure:8616: checking for wctype.h
>configure:8616: result: yes
>configure:8616: checking for dirent.h
>configure:8616: result: yes
>configure:8616: checking for inttypes.h
>configure:8616: result: yes
>configure:8652: checking for working C stack overflow detection
>configure:8748: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:8748: $? = 0
>configure:8748: ./conftest
>configure:8748: $? = 0
>configure:8758: result: yes
>configure:8766: checking for correct stack_t interpretation
>configure:8835: result: yes
>configure:8843: checking for precise C stack overflow detection
>configure:8971: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:8971: $? = 0
>configure:8971: ./conftest
>configure:8971: $? = 4
>configure: program exited with status 4
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| /* end confdefs.h.  */
>| 
>|             #include <unistd.h>
>|             #include <signal.h>
>|             #if HAVE_UCONTEXT_H
>|             # include <ucontext.h>
>|             #endif
>|             #if HAVE_SETRLIMIT
>|             # include <sys/types.h>
>|             # include <sys/time.h>
>|             # include <sys/resource.h>
>|             #endif
>|             #ifndef SIGSTKSZ
>|             # define SIGSTKSZ 16384
>|             #endif
>| 
>|             static union
>|             {
>|               char buffer[2 * SIGSTKSZ];
>|               long double ld;
>|               long u;
>|               void *p;
>|             } alternate_signal_stack;
>| 
>|             #if STACK_DIRECTION
>|             # define find_stack_direction(ptr) STACK_DIRECTION
>|             #else
>|             static int
>|             find_stack_direction (char const *addr)
>|             {
>|               char dummy;
>|               return (! addr ? find_stack_direction (&dummy)
>|                       : addr < &dummy ? 1 : -1);
>|             }
>|             #endif
>| 
>|             static void
>|             segv_handler (int signo, siginfo_t *info, void *context)
>|             {
>|               if (0 < info->si_code)
>|                 {
>|                   /* For XSI heuristics to work, we need uc_stack to describe
>|                      the interrupted stack (as on Solaris), and not the
>|                      currently executing stack (as on Linux).  */
>|                   ucontext_t const *user_context = context;
>|                   char const *stack_min = user_context->uc_stack.ss_sp;
>|                   size_t stack_size = user_context->uc_stack.ss_size;
>|                   char const *faulting_address = info->si_addr;
>|                   size_t s = faulting_address - stack_min;
>|                   size_t page_size = sysconf (_SC_PAGESIZE);
>|                   if (find_stack_direction (0) < 0)
>|                     s += page_size;
>|                   if (s < stack_size + page_size)
>|                     _exit (0);
>|                   _exit (4);
>|                 }
>|               _exit (5);
>|             }
>| 
>|             static int
>|             c_stack_action ()
>|             {
>|               stack_t st;
>|               struct sigaction act;
>|               int r;
>| 
>|               st.ss_flags = 0;
>|               /* Use the midpoint to avoid Irix sigaltstack bug.  */
>|               st.ss_sp = alternate_signal_stack.buffer + SIGSTKSZ;
>|               st.ss_size = SIGSTKSZ;
>|               r = sigaltstack (&st, 0);
>|               if (r != 0)
>|                 return 1;
>| 
>|               sigemptyset (&act.sa_mask);
>|               act.sa_flags = SA_NODEFER | SA_ONSTACK | SA_RESETHAND | SA_SIGINFO;
>|               act.sa_sigaction = segv_handler;
>|               #if FAULT_YIELDS_SIGBUS
>|               if (sigaction (SIGBUS, &act, 0) < 0)
>|                 return 2;
>|               #endif
>|               if (sigaction (SIGSEGV, &act, 0) < 0)
>|                 return 3;
>|               return 0;
>|             }
>|             static volatile int *
>|             recurse_1 (volatile int n, volatile int *p)
>|             {
>|               if (n >= 0)
>|                 *recurse_1 (n + 1, p) += n;
>|               return p;
>|             }
>|             static int
>|             recurse (volatile int n)
>|             {
>|               int sum = 0;
>|               return *recurse_1 (n, &sum);
>|             }
>|             int
>|             main ()
>|             {
>|               int result;
>|               #if HAVE_SETRLIMIT && defined RLIMIT_STACK
>|               /* Before starting the endless recursion, try to be friendly
>|                  to the user's machine.  On some Linux 2.2.x systems, there
>|                  is no stack limit for user processes at all.  We don't want
>|                  to kill such systems.  */
>|               struct rlimit rl;
>|               rl.rlim_cur = rl.rlim_max = 0x100000; /* 1 MB */
>|               setrlimit (RLIMIT_STACK, &rl);
>|               #endif
>| 
>|               result = c_stack_action ();
>|               if (result != 0)
>|                 return result;
>|               return recurse (0);
>|             }
>| 
>configure:8981: result: no
>configure:9031: checking for ld used by cc
>configure:9098: result: /usr/bin/ld
>configure:9105: checking if the linker (/usr/bin/ld) is GNU ld
>configure:9120: result: yes
>configure:9127: checking for shared library run path origin
>configure:9140: result: done
>configure:9716: checking for libsigsegv
>configure:9738: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  -lsigsegv >&5
>conftest.c:90:10: fatal error: 'sigsegv.h' file not found
>#include <sigsegv.h>
>         ^
>1 error generated.
>configure:9738: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| /* end confdefs.h.  */
>| #include <sigsegv.h>
>| int
>| main ()
>| {
>| sigsegv_deinstall_handler();
>|   ;
>|   return 0;
>| }
>configure:9748: result: no, consider installing GNU libsigsegv
>configure:9865: checking whether // is distinct from /
>configure:9894: result: no
>configure:9906: checking whether realpath works
>configure:10076: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:10076: $? = 0
>configure:10076: ./conftest
>configure:10076: $? = 0
>configure:10088: result: yes
>configure:10257: checking if environ is properly declared
>configure:10280: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>configure:10280: $? = 0
>configure:10288: result: no
>configure:10303: checking whether the preprocessor supports include_next
>configure:10362: result: yes
>configure:10383: checking whether system header files limit the line length
>configure:10406: result: no
>configure:10417: checking for complete errno.h
>configure:10490: result: yes
>configure:10787: checking whether strerror_r is declared
>configure:10787: result: yes
>configure:10800: checking for strerror_r
>configure:10800: result: yes
>configure:10809: checking whether strerror_r returns char *
>configure:10833: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>conftest.c:131:13: error: indirection requires pointer operand ('int' invalid)
>          char x = *strerror_r (0, buf, sizeof buf);
>                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>conftest.c:132:10: warning: incompatible integer to pointer conversion initializing 'char *' with an expression of type 'int' [-Wint-conversion]
>          char *p = strerror_r (0, buf, sizeof buf);
>                ^   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>1 warning and 1 error generated.
>configure:10833: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| #define FUNC_REALPATH_WORKS 1
>| #define HAVE_DECL_STRERROR_R 1
>| #define HAVE_STRERROR_R 1
>| /* end confdefs.h.  */
>| #include <stdio.h>
>| #ifdef HAVE_SYS_TYPES_H
>| # include <sys/types.h>
>| #endif
>| #ifdef HAVE_SYS_STAT_H
>| # include <sys/stat.h>
>| #endif
>| #ifdef STDC_HEADERS
>| # include <stdlib.h>
>| # include <stddef.h>
>| #else
>| # ifdef HAVE_STDLIB_H
>| #  include <stdlib.h>
>| # endif
>| #endif
>| #ifdef HAVE_STRING_H
>| # if !defined STDC_HEADERS && defined HAVE_MEMORY_H
>| #  include <memory.h>
>| # endif
>| # include <string.h>
>| #endif
>| #ifdef HAVE_STRINGS_H
>| # include <strings.h>
>| #endif
>| #ifdef HAVE_INTTYPES_H
>| # include <inttypes.h>
>| #endif
>| #ifdef HAVE_STDINT_H
>| # include <stdint.h>
>| #endif
>| #ifdef HAVE_UNISTD_H
>| # include <unistd.h>
>| #endif
>| int
>| main ()
>| {
>| 
>| 	  char buf[100];
>| 	  char x = *strerror_r (0, buf, sizeof buf);
>| 	  char *p = strerror_r (0, buf, sizeof buf);
>| 	  return !p || x;
>| 
>|   ;
>|   return 0;
>| }
>configure:10871: result: no
>configure:10879: checking for mode_t
>configure:10879: result: yes
>configure:10894: checking for sig_atomic_t
>configure:10894: result: yes
>configure:11033: checking for working fcntl.h
>configure:11136: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:11136: $? = 0
>configure:11136: ./conftest
>configure:11136: $? = 64
>configure: program exited with status 64
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| #define FUNC_REALPATH_WORKS 1
>| #define HAVE_DECL_STRERROR_R 1
>| #define HAVE_STRERROR_R 1
>| #define HAVE_SIG_ATOMIC_T 1
>| /* end confdefs.h.  */
>| #include <sys/types.h>
>|            #include <sys/stat.h>
>|            #if HAVE_UNISTD_H
>|            # include <unistd.h>
>|            #else /* on Windows with MSVC */
>|            # include <io.h>
>|            # include <stdlib.h>
>|            # defined sleep(n) _sleep ((n) * 1000)
>|            #endif
>|            #include <fcntl.h>
>|            #ifndef O_NOATIME
>|             #define O_NOATIME 0
>|            #endif
>|            #ifndef O_NOFOLLOW
>|             #define O_NOFOLLOW 0
>|            #endif
>|            static int const constants[] =
>|             {
>|               O_CREAT, O_EXCL, O_NOCTTY, O_TRUNC, O_APPEND,
>|               O_NONBLOCK, O_SYNC, O_ACCMODE, O_RDONLY, O_RDWR, O_WRONLY
>|             };
>| 
>| int
>| main ()
>| {
>| 
>|             int result = !constants;
>|             #if HAVE_SYMLINK
>|             {
>|               static char const sym[] = "conftest.sym";
>|               if (symlink ("/dev/null", sym) != 0)
>|                 result |= 2;
>|               else
>|                 {
>|                   int fd = open (sym, O_WRONLY | O_NOFOLLOW | O_CREAT, 0);
>|                   if (fd >= 0)
>|                     {
>|                       close (fd);
>|                       result |= 4;
>|                     }
>|                 }
>|               if (unlink (sym) != 0 || symlink (".", sym) != 0)
>|                 result |= 2;
>|               else
>|                 {
>|                   int fd = open (sym, O_RDONLY | O_NOFOLLOW);
>|                   if (fd >= 0)
>|                     {
>|                       close (fd);
>|                       result |= 4;
>|                     }
>|                 }
>|               unlink (sym);
>|             }
>|             #endif
>|             {
>|               static char const file[] = "confdefs.h";
>|               int fd = open (file, O_RDONLY | O_NOATIME);
>|               if (fd < 0)
>|                 result |= 8;
>|               else
>|                 {
>|                   struct stat st0;
>|                   if (fstat (fd, &st0) != 0)
>|                     result |= 16;
>|                   else
>|                     {
>|                       char c;
>|                       sleep (1);
>|                       if (read (fd, &c, 1) != 1)
>|                         result |= 24;
>|                       else
>|                         {
>|                           if (close (fd) != 0)
>|                             result |= 32;
>|                           else
>|                             {
>|                               struct stat st1;
>|                               if (stat (file, &st1) != 0)
>|                                 result |= 40;
>|                               else
>|                                 if (st0.st_atime != st1.st_atime)
>|                                   result |= 64;
>|                             }
>|                         }
>|                     }
>|                 }
>|             }
>|             return result;
>|   ;
>|   return 0;
>| }
>configure:11151: result: no (bad O_NOATIME)
>configure:11174: checking for pid_t
>configure:11174: result: yes
>configure:11457: checking whether frexp() can be used without linking with libm
>configure:11484: result: yes
>configure:11487: checking whether alarm is declared
>configure:11487: result: yes
>configure:11499: checking whether long double and double are the same
>configure:11520: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>conftest.c:101:19: error: 'check' declared as an array with a negative size
>typedef int check[sizeof (long double) == sizeof (double)
>                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>1 error generated.
>configure:11520: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| #define FUNC_REALPATH_WORKS 1
>| #define HAVE_DECL_STRERROR_R 1
>| #define HAVE_STRERROR_R 1
>| #define HAVE_SIG_ATOMIC_T 1
>| #define HAVE_WORKING_O_NOATIME 0
>| #define HAVE_WORKING_O_NOFOLLOW 1
>| #define HAVE_DECL_ALARM 1
>| /* end confdefs.h.  */
>| #include <float.h>
>| int
>| main ()
>| {
>| typedef int check[sizeof (long double) == sizeof (double)
>|                               && LDBL_MANT_DIG == DBL_MANT_DIG
>|                               && LDBL_MAX_EXP == DBL_MAX_EXP
>|                               && LDBL_MIN_EXP == DBL_MIN_EXP
>|                               ? 1 : -1];
>| 
>|   ;
>|   return 0;
>| }
>configure:11528: result: no
>configure:11541: checking whether stdin defaults to large file offsets
>configure:11573: result: yes
>configure:11705: checking whether fseeko is declared
>configure:11705: result: yes
>configure:11724: checking for fseeko
>configure:11751: result: yes
>configure:11771: checking whether fflush works on input streams
>configure:11833: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:11833: $? = 0
>configure:11833: ./conftest
>configure:11833: $? = 5
>configure: program exited with status 5
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| #define FUNC_REALPATH_WORKS 1
>| #define HAVE_DECL_STRERROR_R 1
>| #define HAVE_STRERROR_R 1
>| #define HAVE_SIG_ATOMIC_T 1
>| #define HAVE_WORKING_O_NOATIME 0
>| #define HAVE_WORKING_O_NOFOLLOW 1
>| #define HAVE_DECL_ALARM 1
>| #define HAVE_DECL_FSEEKO 1
>| /* end confdefs.h.  */
>| 
>| #include <stdio.h>
>| #if HAVE_UNISTD_H
>| # include <unistd.h>
>| #else /* on Windows with MSVC */
>| # include <io.h>
>| #endif
>| 
>| int
>| main ()
>| {
>| FILE *f = fopen ("conftest.txt", "r");
>|          char buffer[10];
>|          int fd;
>|          int c;
>|          if (f == NULL)
>|            return 1;
>|          fd = fileno (f);
>|          if (fd < 0 || fread (buffer, 1, 5, f) != 5)
>|            return 2;
>|          /* For deterministic results, ensure f read a bigger buffer.  */
>|          if (lseek (fd, 0, SEEK_CUR) == 5)
>|            return 3;
>|          /* POSIX requires fflush-fseek to set file offset of fd.  This fails
>|             on BSD systems and on mingw.  */
>|          if (fflush (f) != 0 || fseek (f, 0, SEEK_CUR) != 0)
>|            return 4;
>|          if (lseek (fd, 0, SEEK_CUR) != 5)
>|            return 5;
>|          /* Verify behaviour of fflush after ungetc. See
>|             <http://www.opengroup.org/austin/aardvark/latest/xshbug3.txt>  */
>|          /* Verify behaviour of fflush after a backup ungetc.  This fails on
>|             mingw.  */
>|          c = fgetc (f);
>|          ungetc (c, f);
>|          fflush (f);
>|          if (fgetc (f) != c)
>|            return 6;
>|          /* Verify behaviour of fflush after a non-backup ungetc.  This fails
>|             on glibc 2.8 and on BSD systems.  */
>|          c = fgetc (f);
>|          ungetc ('@', f);
>|          fflush (f);
>|          if (fgetc (f) != c)
>|            return 7;
>|          return 0;
>| 
>|   ;
>|   return 0;
>| }
>configure:11845: result: no
>configure:11899: checking whether stat file-mode macros are broken
>configure:11926: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>configure:11926: $? = 0
>configure:11933: result: no
>configure:12035: checking for nlink_t
>configure:12035: result: yes
>configure:12049: checking whether ftello is declared
>configure:12049: result: yes
>configure:12073: checking for ftello
>configure:12099: result: yes
>configure:12112: checking whether ftello works
>configure:12188: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:12188: $? = 0
>configure:12188: ./conftest
>configure:12188: $? = 0
>configure:12199: result: yes
>configure:12307: checking for getopt.h
>configure:12307: result: yes
>configure:12324: checking for getopt_long_only
>configure:12324: result: yes
>configure:12338: checking whether getopt is POSIX compatible
>configure:12499: result: yes
>configure:12507: checking for working GNU getopt function
>configure:12728: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:12728: $? = 0
>configure:12728: ./conftest
>configure:12728: $? = 49
>configure: program exited with status 49
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| #define FUNC_REALPATH_WORKS 1
>| #define HAVE_DECL_STRERROR_R 1
>| #define HAVE_STRERROR_R 1
>| #define HAVE_SIG_ATOMIC_T 1
>| #define HAVE_WORKING_O_NOATIME 0
>| #define HAVE_WORKING_O_NOFOLLOW 1
>| #define HAVE_DECL_ALARM 1
>| #define HAVE_DECL_FSEEKO 1
>| #define FUNC_FFLUSH_STDIN 0
>| #define HAVE_DECL_FTELLO 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_GETOPT_LONG_ONLY 1
>| /* end confdefs.h.  */
>| #include <getopt.h>
>|                            #include <stddef.h>
>|                            #include <string.h>
>| 
>| #include <stdlib.h>
>| #if defined __MACH__ && defined __APPLE__
>| /* Avoid a crash on Mac OS X.  */
>| #include <mach/mach.h>
>| #include <mach/mach_error.h>
>| #include <mach/thread_status.h>
>| #include <mach/exception.h>
>| #include <mach/task.h>
>| #include <pthread.h>
>| /* The exception port on which our thread listens.  */
>| static mach_port_t our_exception_port;
>| /* The main function of the thread listening for exceptions of type
>|    EXC_BAD_ACCESS.  */
>| static void *
>| mach_exception_thread (void *arg)
>| {
>|   /* Buffer for a message to be received.  */
>|   struct {
>|     mach_msg_header_t head;
>|     mach_msg_body_t msgh_body;
>|     char data[1024];
>|   } msg;
>|   mach_msg_return_t retval;
>|   /* Wait for a message on the exception port.  */
>|   retval = mach_msg (&msg.head, MACH_RCV_MSG | MACH_RCV_LARGE, 0, sizeof (msg),
>|                      our_exception_port, MACH_MSG_TIMEOUT_NONE, MACH_PORT_NULL);
>|   if (retval != MACH_MSG_SUCCESS)
>|     abort ();
>|   exit (1);
>| }
>| static void
>| nocrash_init (void)
>| {
>|   mach_port_t self = mach_task_self ();
>|   /* Allocate a port on which the thread shall listen for exceptions.  */
>|   if (mach_port_allocate (self, MACH_PORT_RIGHT_RECEIVE, &our_exception_port)
>|       == KERN_SUCCESS) {
>|     /* See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/mach_port_insert_right.html.  */
>|     if (mach_port_insert_right (self, our_exception_port, our_exception_port,
>|                                 MACH_MSG_TYPE_MAKE_SEND)
>|         == KERN_SUCCESS) {
>|       /* The exceptions we want to catch.  Only EXC_BAD_ACCESS is interesting
>|          for us.  */
>|       exception_mask_t mask = EXC_MASK_BAD_ACCESS;
>|       /* Create the thread listening on the exception port.  */
>|       pthread_attr_t attr;
>|       pthread_t thread;
>|       if (pthread_attr_init (&attr) == 0
>|           && pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED) == 0
>|           && pthread_create (&thread, &attr, mach_exception_thread, NULL) == 0) {
>|         pthread_attr_destroy (&attr);
>|         /* Replace the exception port info for these exceptions with our own.
>|            Note that we replace the exception port for the entire task, not only
>|            for a particular thread.  This has the effect that when our exception
>|            port gets the message, the thread specific exception port has already
>|            been asked, and we don't need to bother about it.
>|            See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/task_set_exception_ports.html.  */
>|         task_set_exception_ports (self, mask, our_exception_port,
>|                                   EXCEPTION_DEFAULT, MACHINE_THREAD_STATE);
>|       }
>|     }
>|   }
>| }
>| #elif (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
>| /* Avoid a crash on native Windows.  */
>| #define WIN32_LEAN_AND_MEAN
>| #include <windows.h>
>| #include <winerror.h>
>| static LONG WINAPI
>| exception_filter (EXCEPTION_POINTERS *ExceptionInfo)
>| {
>|   switch (ExceptionInfo->ExceptionRecord->ExceptionCode)
>|     {
>|     case EXCEPTION_ACCESS_VIOLATION:
>|     case EXCEPTION_IN_PAGE_ERROR:
>|     case EXCEPTION_STACK_OVERFLOW:
>|     case EXCEPTION_GUARD_PAGE:
>|     case EXCEPTION_PRIV_INSTRUCTION:
>|     case EXCEPTION_ILLEGAL_INSTRUCTION:
>|     case EXCEPTION_DATATYPE_MISALIGNMENT:
>|     case EXCEPTION_ARRAY_BOUNDS_EXCEEDED:
>|     case EXCEPTION_NONCONTINUABLE_EXCEPTION:
>|       exit (1);
>|     }
>|   return EXCEPTION_CONTINUE_SEARCH;
>| }
>| static void
>| nocrash_init (void)
>| {
>|   SetUnhandledExceptionFilter ((LPTOP_LEVEL_EXCEPTION_FILTER) exception_filter);
>| }
>| #else
>| /* Avoid a crash on POSIX systems.  */
>| #include <signal.h>
>| /* A POSIX signal handler.  */
>| static void
>| exception_handler (int sig)
>| {
>|   exit (1);
>| }
>| static void
>| nocrash_init (void)
>| {
>| #ifdef SIGSEGV
>|   signal (SIGSEGV, exception_handler);
>| #endif
>| #ifdef SIGBUS
>|   signal (SIGBUS, exception_handler);
>| #endif
>| }
>| #endif
>| 
>| 
>| int
>| main ()
>| {
>| 
>|              int result = 0;
>| 
>|              nocrash_init();
>| 
>|              /* This code succeeds on glibc 2.8, OpenBSD 4.0, Cygwin, mingw,
>|                 and fails on Mac OS X 10.5, AIX 5.2, HP-UX 11, IRIX 6.5,
>|                 OSF/1 5.1, Solaris 10.  */
>|              {
>|                static char conftest[] = "conftest";
>|                static char plus[] = "-+";
>|                char *argv[3] = { conftest, plus, NULL };
>|                opterr = 0;
>|                if (getopt (2, argv, "+a") != '?')
>|                  result |= 1;
>|              }
>|              /* This code succeeds on glibc 2.8, mingw,
>|                 and fails on Mac OS X 10.5, OpenBSD 4.0, AIX 5.2, HP-UX 11,
>|                 IRIX 6.5, OSF/1 5.1, Solaris 10, Cygwin 1.5.x.  */
>|              {
>|                static char program[] = "program";
>|                static char p[] = "-p";
>|                static char foo[] = "foo";
>|                static char bar[] = "bar";
>|                char *argv[] = { program, p, foo, bar, NULL };
>| 
>|                optind = 1;
>|                if (getopt (4, argv, "p::") != 'p')
>|                  result |= 2;
>|                else if (optarg != NULL)
>|                  result |= 4;
>|                else if (getopt (4, argv, "p::") != -1)
>|                  result |= 6;
>|                else if (optind != 2)
>|                  result |= 8;
>|              }
>|              /* This code succeeds on glibc 2.8 and fails on Cygwin 1.7.0.  */
>|              {
>|                static char program[] = "program";
>|                static char foo[] = "foo";
>|                static char p[] = "-p";
>|                char *argv[] = { program, foo, p, NULL };
>|                optind = 0;
>|                if (getopt (3, argv, "-p") != 1)
>|                  result |= 16;
>|                else if (getopt (3, argv, "-p") != 'p')
>|                  result |= 16;
>|              }
>|              /* This code fails on glibc 2.11.  */
>|              {
>|                static char program[] = "program";
>|                static char b[] = "-b";
>|                static char a[] = "-a";
>|                char *argv[] = { program, b, a, NULL };
>|                optind = opterr = 0;
>|                if (getopt (3, argv, "+:a:b") != 'b')
>|                  result |= 32;
>|                else if (getopt (3, argv, "+:a:b") != ':')
>|                  result |= 32;
>|              }
>|              /* This code dumps core on glibc 2.14.  */
>|              {
>|                static char program[] = "program";
>|                static char w[] = "-W";
>|                static char dummy[] = "dummy";
>|                char *argv[] = { program, w, dummy, NULL };
>|                optind = opterr = 1;
>|                if (getopt (3, argv, "W;") != 'W')
>|                  result |= 64;
>|              }
>|              return result;
>| 
>|   ;
>|   return 0;
>| }
>configure:12744: result: no
>configure:12834: checking whether getenv is declared
>configure:12834: result: yes
>configure:12845: checking for C/C++ restrict keyword
>configure:12870: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>configure:12870: $? = 0
>configure:12878: result: __restrict
>configure:13011: checking for struct timeval
>configure:13042: result: yes
>configure:13047: checking for wide-enough struct timeval.tv_sec member
>configure:13074: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>configure:13074: $? = 0
>configure:13082: result: yes
>configure:13097: checking where to find the exponent in a 'double'
>configure:13411: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:13411: $? = 0
>configure:13411: ./conftest
>configure:13411: $? = 0
>configure:13423: result: word 1 bit 20
>configure:13443: checking where to find the exponent in a 'float'
>configure:13520: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:13520: $? = 0
>configure:13520: ./conftest
>configure:13520: $? = 0
>configure:13532: result: word 0 bit 23
>configure:13552: checking whether byte ordering is bigendian
>configure:13567: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>conftest.c:110:9: error: unknown type name 'not'
>               not a universal capable compiler
>               ^
>conftest.c:110:14: error: expected ';' after top level declarator
>               not a universal capable compiler
>                    ^
>                    ;
>2 errors generated.
>configure:13567: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| #define FUNC_REALPATH_WORKS 1
>| #define HAVE_DECL_STRERROR_R 1
>| #define HAVE_STRERROR_R 1
>| #define HAVE_SIG_ATOMIC_T 1
>| #define HAVE_WORKING_O_NOATIME 0
>| #define HAVE_WORKING_O_NOFOLLOW 1
>| #define HAVE_DECL_ALARM 1
>| #define HAVE_DECL_FSEEKO 1
>| #define FUNC_FFLUSH_STDIN 0
>| #define HAVE_DECL_FTELLO 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_GETOPT_LONG_ONLY 1
>| #define __GETOPT_PREFIX rpl_
>| #define HAVE_DECL_GETENV 1
>| #define restrict __restrict
>| #define DBL_EXPBIT0_WORD 1
>| #define DBL_EXPBIT0_BIT 20
>| #define FLT_EXPBIT0_WORD 0
>| #define FLT_EXPBIT0_BIT 23
>| /* end confdefs.h.  */
>| #ifndef __APPLE_CC__
>| 	       not a universal capable compiler
>| 	     #endif
>| 	     typedef int dummy;
>| 
>configure:13612: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>configure:13612: $? = 0
>configure:13630: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>conftest.c:116:4: error: use of undeclared identifier 'not'
>                 not big endian
>                 ^
>1 error generated.
>configure:13630: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| #define FUNC_REALPATH_WORKS 1
>| #define HAVE_DECL_STRERROR_R 1
>| #define HAVE_STRERROR_R 1
>| #define HAVE_SIG_ATOMIC_T 1
>| #define HAVE_WORKING_O_NOATIME 0
>| #define HAVE_WORKING_O_NOFOLLOW 1
>| #define HAVE_DECL_ALARM 1
>| #define HAVE_DECL_FSEEKO 1
>| #define FUNC_FFLUSH_STDIN 0
>| #define HAVE_DECL_FTELLO 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_GETOPT_LONG_ONLY 1
>| #define __GETOPT_PREFIX rpl_
>| #define HAVE_DECL_GETENV 1
>| #define restrict __restrict
>| #define DBL_EXPBIT0_WORD 1
>| #define DBL_EXPBIT0_BIT 20
>| #define FLT_EXPBIT0_WORD 0
>| #define FLT_EXPBIT0_BIT 23
>| /* end confdefs.h.  */
>| #include <sys/types.h>
>| 		#include <sys/param.h>
>| 
>| int
>| main ()
>| {
>| #if BYTE_ORDER != BIG_ENDIAN
>| 		 not big endian
>| 		#endif
>| 
>|   ;
>|   return 0;
>| }
>configure:13758: result: no
>configure:13784: checking whether getc_unlocked is declared
>configure:13784: result: yes
>configure:13796: checking whether we are using the GNU C Library >= 2.1 or uClibc
>conftest.c:111:10: fatal error: 'features.h' file not found
>#include <features.h>
>         ^
>1 error generated.
>configure:13826: result: no
>configure:13847: checking for wchar_t
>configure:13871: result: yes
>configure:13887: checking whether NULL can be used in arbitrary expressions
>configure:13905: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>configure:13905: $? = 0
>configure:13912: result: yes
>configure:14891: checking for multithread API to use
>configure:14893: result: none
>configure:14907: checking whether lstat correctly handles trailing slash
>configure:14957: result: yes
>configure:14970: checking whether malloc, realloc, calloc are POSIX compliant
>configure:14998: result: yes
>configure:15005: checking for stdlib.h
>configure:15005: result: yes
>configure:15015: checking for GNU libc compatible malloc
>configure:15059: result: yes
>configure:15077: checking for mbstate_t
>configure:15108: result: yes
>configure:15127: checking for a traditional japanese locale
>configure:15197: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:15200: $? = 0
>configure:15258: result: ja_JP.eucJP
>configure:15266: checking for a transitional chinese locale
>configure:15337: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:15340: $? = 0
>configure:15391: result: zh_CN.GB18030
>configure:15398: checking for a french Unicode locale
>configure:15470: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:15473: $? = 0
>configure:15519: result: fr_FR.UTF-8
>configure:15610: checking for mmap
>configure:15610: result: yes
>configure:15621: checking for MAP_ANONYMOUS
>configure:15658: result: yes
>configure:15680: checking whether memchr works
>configure:15743: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:15743: $? = 0
>configure:15743: ./conftest
>configure:15743: $? = 0
>configure:15753: result: yes
>configure:15772: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>conftest.c:117:10: error: unknown type name 'not'
>         not a universal capable compiler
>         ^
>conftest.c:117:15: error: expected ';' after top level declarator
>         not a universal capable compiler
>              ^
>              ;
>2 errors generated.
>configure:15772: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| #define FUNC_REALPATH_WORKS 1
>| #define HAVE_DECL_STRERROR_R 1
>| #define HAVE_STRERROR_R 1
>| #define HAVE_SIG_ATOMIC_T 1
>| #define HAVE_WORKING_O_NOATIME 0
>| #define HAVE_WORKING_O_NOFOLLOW 1
>| #define HAVE_DECL_ALARM 1
>| #define HAVE_DECL_FSEEKO 1
>| #define FUNC_FFLUSH_STDIN 0
>| #define HAVE_DECL_FTELLO 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_GETOPT_LONG_ONLY 1
>| #define __GETOPT_PREFIX rpl_
>| #define HAVE_DECL_GETENV 1
>| #define restrict __restrict
>| #define DBL_EXPBIT0_WORD 1
>| #define DBL_EXPBIT0_BIT 20
>| #define FLT_EXPBIT0_WORD 0
>| #define FLT_EXPBIT0_BIT 23
>| #define HAVE_DECL_GETC_UNLOCKED 1
>| #define HAVE_WCHAR_T 1
>| #define LSTAT_FOLLOWS_SLASHED_SYMLINK 1
>| #define HAVE_STDLIB_H 1
>| #define MALLOC_0_IS_NONNULL 1
>| #define HAVE_MBSTATE_T 1
>| #define HAVE_MAP_ANONYMOUS 1
>| /* end confdefs.h.  */
>| #ifndef __APPLE_CC__
>|          not a universal capable compiler
>|         #endif
>|         typedef int dummy;
>| 
>configure:15808: checking for promoted mode_t type
>configure:15825: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>configure:15825: $? = 0
>configure:15833: result: int
>configure:15893: checking whether posix_spawn works
>configure:16033: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:16033: $? = 0
>configure:16208: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:16208: $? = 0
>configure:16208: ./conftest
>configure:16208: $? = 0
>configure:16226: result: yes
>configure:16234: checking whether posix_spawnattr_setschedpolicy is supported
>configure:16258: result: yes
>configure:16260: checking whether posix_spawnattr_setschedparam is supported
>configure:16284: result: yes
>configure:16312: checking for sigset_t
>configure:16312: result: yes
>configure:16335: checking for SIGPIPE
>configure:16360: result: yes
>configure:16363: checking for inline
>configure:16379: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>configure:16379: $? = 0
>configure:16387: result: inline
>configure:16419: checking for uid_t in sys/types.h
>configure:16438: result: yes
>configure:16475: checking whether C symbols are prefixed with underscore at the linker level
>configure:16488: cc -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  -S conftest.c
>configure:16491: $? = 0
>configure:16501: result: no
>configure:16524: checking whether snprintf returns a byte count as in C99
>configure:16605: result: yes
>configure:16608: checking whether snprintf is declared
>configure:16608: result: yes
>configure:16621: checking for stdbool.h that conforms to C99
>configure:16695: result: yes
>configure:16697: checking for _Bool
>configure:16697: result: yes
>configure:16833: checking whether stdint.h conforms to C99
>configure:17002: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>configure:17002: $? = 0
>configure:17082: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:17082: $? = 0
>configure:17082: ./conftest
>configure:17082: $? = 0
>configure:17094: result: yes
>configure:17439: checking whether strerror(0) succeeds
>configure:17474: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:17474: $? = 0
>configure:17474: ./conftest
>configure:17474: $? = 0
>configure:17485: result: yes
>configure:17570: checking whether strndup is declared
>configure:17570: result: yes
>configure:17583: checking whether strnlen is declared
>configure:17583: result: yes
>configure:17594: checking whether strsignal is declared
>configure:17594: result: yes
>configure:17605: checking whether sys_siglist is declared
>configure:17605: result: yes
>configure:17629: checking whether strstr works
>configure:17681: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:17681: $? = 0
>configure:17681: ./conftest
>configure:17681: $? = 0
>configure:17692: result: yes
>configure:17703: checking whether ldexp() can be used without linking with libm
>configure:17734: result: yes
>configure:17759: checking for struct timespec in <time.h>
>configure:17783: result: yes
>configure:17930: checking whether clearerr_unlocked is declared
>configure:17930: result: yes
>configure:17941: checking whether feof_unlocked is declared
>configure:17941: result: yes
>configure:17952: checking whether ferror_unlocked is declared
>configure:17952: result: yes
>configure:17963: checking whether fflush_unlocked is declared
>configure:17963: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>conftest.c:169:10: error: use of undeclared identifier 'fflush_unlocked'
>  (void) fflush_unlocked;
>         ^
>1 error generated.
>configure:17963: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| #define FUNC_REALPATH_WORKS 1
>| #define HAVE_DECL_STRERROR_R 1
>| #define HAVE_STRERROR_R 1
>| #define HAVE_SIG_ATOMIC_T 1
>| #define HAVE_WORKING_O_NOATIME 0
>| #define HAVE_WORKING_O_NOFOLLOW 1
>| #define HAVE_DECL_ALARM 1
>| #define HAVE_DECL_FSEEKO 1
>| #define FUNC_FFLUSH_STDIN 0
>| #define HAVE_DECL_FTELLO 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_GETOPT_LONG_ONLY 1
>| #define __GETOPT_PREFIX rpl_
>| #define HAVE_DECL_GETENV 1
>| #define restrict __restrict
>| #define DBL_EXPBIT0_WORD 1
>| #define DBL_EXPBIT0_BIT 20
>| #define FLT_EXPBIT0_WORD 0
>| #define FLT_EXPBIT0_BIT 23
>| #define HAVE_DECL_GETC_UNLOCKED 1
>| #define HAVE_WCHAR_T 1
>| #define LSTAT_FOLLOWS_SLASHED_SYMLINK 1
>| #define HAVE_STDLIB_H 1
>| #define MALLOC_0_IS_NONNULL 1
>| #define HAVE_MBSTATE_T 1
>| #define HAVE_MAP_ANONYMOUS 1
>| #define PROMOTED_MODE_T int
>| #define HAVE_WORKING_POSIX_SPAWN 1
>| #define HAVE_SIGSET_T 1
>| #define USER_LABEL_PREFIX 
>| #define HAVE_DECL_SNPRINTF 1
>| #define HAVE__BOOL 1
>| #define HAVE_DECL_STRNDUP 1
>| #define HAVE_DECL_STRNLEN 1
>| #define HAVE_DECL_STRSIGNAL 1
>| #define HAVE_DECL_SYS_SIGLIST 1
>| #define HAVE_DECL_CLEARERR_UNLOCKED 1
>| #define HAVE_DECL_FEOF_UNLOCKED 1
>| #define HAVE_DECL_FERROR_UNLOCKED 1
>| /* end confdefs.h.  */
>| #include <stdio.h>
>| #ifdef HAVE_SYS_TYPES_H
>| # include <sys/types.h>
>| #endif
>| #ifdef HAVE_SYS_STAT_H
>| # include <sys/stat.h>
>| #endif
>| #ifdef STDC_HEADERS
>| # include <stdlib.h>
>| # include <stddef.h>
>| #else
>| # ifdef HAVE_STDLIB_H
>| #  include <stdlib.h>
>| # endif
>| #endif
>| #ifdef HAVE_STRING_H
>| # if !defined STDC_HEADERS && defined HAVE_MEMORY_H
>| #  include <memory.h>
>| # endif
>| # include <string.h>
>| #endif
>| #ifdef HAVE_STRINGS_H
>| # include <strings.h>
>| #endif
>| #ifdef HAVE_INTTYPES_H
>| # include <inttypes.h>
>| #endif
>| #ifdef HAVE_STDINT_H
>| # include <stdint.h>
>| #endif
>| #ifdef HAVE_UNISTD_H
>| # include <unistd.h>
>| #endif
>| int
>| main ()
>| {
>| #ifndef fflush_unlocked
>| #ifdef __cplusplus
>|   (void) fflush_unlocked;
>| #else
>|   (void) fflush_unlocked;
>| #endif
>| #endif
>| 
>|   ;
>|   return 0;
>| }
>configure:17963: result: no
>configure:17974: checking whether fgets_unlocked is declared
>configure:17974: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>conftest.c:170:10: error: use of undeclared identifier 'fgets_unlocked'
>  (void) fgets_unlocked;
>         ^
>1 error generated.
>configure:17974: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| #define FUNC_REALPATH_WORKS 1
>| #define HAVE_DECL_STRERROR_R 1
>| #define HAVE_STRERROR_R 1
>| #define HAVE_SIG_ATOMIC_T 1
>| #define HAVE_WORKING_O_NOATIME 0
>| #define HAVE_WORKING_O_NOFOLLOW 1
>| #define HAVE_DECL_ALARM 1
>| #define HAVE_DECL_FSEEKO 1
>| #define FUNC_FFLUSH_STDIN 0
>| #define HAVE_DECL_FTELLO 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_GETOPT_LONG_ONLY 1
>| #define __GETOPT_PREFIX rpl_
>| #define HAVE_DECL_GETENV 1
>| #define restrict __restrict
>| #define DBL_EXPBIT0_WORD 1
>| #define DBL_EXPBIT0_BIT 20
>| #define FLT_EXPBIT0_WORD 0
>| #define FLT_EXPBIT0_BIT 23
>| #define HAVE_DECL_GETC_UNLOCKED 1
>| #define HAVE_WCHAR_T 1
>| #define LSTAT_FOLLOWS_SLASHED_SYMLINK 1
>| #define HAVE_STDLIB_H 1
>| #define MALLOC_0_IS_NONNULL 1
>| #define HAVE_MBSTATE_T 1
>| #define HAVE_MAP_ANONYMOUS 1
>| #define PROMOTED_MODE_T int
>| #define HAVE_WORKING_POSIX_SPAWN 1
>| #define HAVE_SIGSET_T 1
>| #define USER_LABEL_PREFIX 
>| #define HAVE_DECL_SNPRINTF 1
>| #define HAVE__BOOL 1
>| #define HAVE_DECL_STRNDUP 1
>| #define HAVE_DECL_STRNLEN 1
>| #define HAVE_DECL_STRSIGNAL 1
>| #define HAVE_DECL_SYS_SIGLIST 1
>| #define HAVE_DECL_CLEARERR_UNLOCKED 1
>| #define HAVE_DECL_FEOF_UNLOCKED 1
>| #define HAVE_DECL_FERROR_UNLOCKED 1
>| #define HAVE_DECL_FFLUSH_UNLOCKED 0
>| /* end confdefs.h.  */
>| #include <stdio.h>
>| #ifdef HAVE_SYS_TYPES_H
>| # include <sys/types.h>
>| #endif
>| #ifdef HAVE_SYS_STAT_H
>| # include <sys/stat.h>
>| #endif
>| #ifdef STDC_HEADERS
>| # include <stdlib.h>
>| # include <stddef.h>
>| #else
>| # ifdef HAVE_STDLIB_H
>| #  include <stdlib.h>
>| # endif
>| #endif
>| #ifdef HAVE_STRING_H
>| # if !defined STDC_HEADERS && defined HAVE_MEMORY_H
>| #  include <memory.h>
>| # endif
>| # include <string.h>
>| #endif
>| #ifdef HAVE_STRINGS_H
>| # include <strings.h>
>| #endif
>| #ifdef HAVE_INTTYPES_H
>| # include <inttypes.h>
>| #endif
>| #ifdef HAVE_STDINT_H
>| # include <stdint.h>
>| #endif
>| #ifdef HAVE_UNISTD_H
>| # include <unistd.h>
>| #endif
>| int
>| main ()
>| {
>| #ifndef fgets_unlocked
>| #ifdef __cplusplus
>|   (void) fgets_unlocked;
>| #else
>|   (void) fgets_unlocked;
>| #endif
>| #endif
>| 
>|   ;
>|   return 0;
>| }
>configure:17974: result: no
>configure:17985: checking whether fputc_unlocked is declared
>configure:17985: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>conftest.c:171:10: error: use of undeclared identifier 'fputc_unlocked'
>  (void) fputc_unlocked;
>         ^
>1 error generated.
>configure:17985: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| #define FUNC_REALPATH_WORKS 1
>| #define HAVE_DECL_STRERROR_R 1
>| #define HAVE_STRERROR_R 1
>| #define HAVE_SIG_ATOMIC_T 1
>| #define HAVE_WORKING_O_NOATIME 0
>| #define HAVE_WORKING_O_NOFOLLOW 1
>| #define HAVE_DECL_ALARM 1
>| #define HAVE_DECL_FSEEKO 1
>| #define FUNC_FFLUSH_STDIN 0
>| #define HAVE_DECL_FTELLO 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_GETOPT_LONG_ONLY 1
>| #define __GETOPT_PREFIX rpl_
>| #define HAVE_DECL_GETENV 1
>| #define restrict __restrict
>| #define DBL_EXPBIT0_WORD 1
>| #define DBL_EXPBIT0_BIT 20
>| #define FLT_EXPBIT0_WORD 0
>| #define FLT_EXPBIT0_BIT 23
>| #define HAVE_DECL_GETC_UNLOCKED 1
>| #define HAVE_WCHAR_T 1
>| #define LSTAT_FOLLOWS_SLASHED_SYMLINK 1
>| #define HAVE_STDLIB_H 1
>| #define MALLOC_0_IS_NONNULL 1
>| #define HAVE_MBSTATE_T 1
>| #define HAVE_MAP_ANONYMOUS 1
>| #define PROMOTED_MODE_T int
>| #define HAVE_WORKING_POSIX_SPAWN 1
>| #define HAVE_SIGSET_T 1
>| #define USER_LABEL_PREFIX 
>| #define HAVE_DECL_SNPRINTF 1
>| #define HAVE__BOOL 1
>| #define HAVE_DECL_STRNDUP 1
>| #define HAVE_DECL_STRNLEN 1
>| #define HAVE_DECL_STRSIGNAL 1
>| #define HAVE_DECL_SYS_SIGLIST 1
>| #define HAVE_DECL_CLEARERR_UNLOCKED 1
>| #define HAVE_DECL_FEOF_UNLOCKED 1
>| #define HAVE_DECL_FERROR_UNLOCKED 1
>| #define HAVE_DECL_FFLUSH_UNLOCKED 0
>| #define HAVE_DECL_FGETS_UNLOCKED 0
>| /* end confdefs.h.  */
>| #include <stdio.h>
>| #ifdef HAVE_SYS_TYPES_H
>| # include <sys/types.h>
>| #endif
>| #ifdef HAVE_SYS_STAT_H
>| # include <sys/stat.h>
>| #endif
>| #ifdef STDC_HEADERS
>| # include <stdlib.h>
>| # include <stddef.h>
>| #else
>| # ifdef HAVE_STDLIB_H
>| #  include <stdlib.h>
>| # endif
>| #endif
>| #ifdef HAVE_STRING_H
>| # if !defined STDC_HEADERS && defined HAVE_MEMORY_H
>| #  include <memory.h>
>| # endif
>| # include <string.h>
>| #endif
>| #ifdef HAVE_STRINGS_H
>| # include <strings.h>
>| #endif
>| #ifdef HAVE_INTTYPES_H
>| # include <inttypes.h>
>| #endif
>| #ifdef HAVE_STDINT_H
>| # include <stdint.h>
>| #endif
>| #ifdef HAVE_UNISTD_H
>| # include <unistd.h>
>| #endif
>| int
>| main ()
>| {
>| #ifndef fputc_unlocked
>| #ifdef __cplusplus
>|   (void) fputc_unlocked;
>| #else
>|   (void) fputc_unlocked;
>| #endif
>| #endif
>| 
>|   ;
>|   return 0;
>| }
>configure:17985: result: no
>configure:17996: checking whether fputs_unlocked is declared
>configure:17996: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>conftest.c:172:10: error: use of undeclared identifier 'fputs_unlocked'
>  (void) fputs_unlocked;
>         ^
>1 error generated.
>configure:17996: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| #define FUNC_REALPATH_WORKS 1
>| #define HAVE_DECL_STRERROR_R 1
>| #define HAVE_STRERROR_R 1
>| #define HAVE_SIG_ATOMIC_T 1
>| #define HAVE_WORKING_O_NOATIME 0
>| #define HAVE_WORKING_O_NOFOLLOW 1
>| #define HAVE_DECL_ALARM 1
>| #define HAVE_DECL_FSEEKO 1
>| #define FUNC_FFLUSH_STDIN 0
>| #define HAVE_DECL_FTELLO 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_GETOPT_LONG_ONLY 1
>| #define __GETOPT_PREFIX rpl_
>| #define HAVE_DECL_GETENV 1
>| #define restrict __restrict
>| #define DBL_EXPBIT0_WORD 1
>| #define DBL_EXPBIT0_BIT 20
>| #define FLT_EXPBIT0_WORD 0
>| #define FLT_EXPBIT0_BIT 23
>| #define HAVE_DECL_GETC_UNLOCKED 1
>| #define HAVE_WCHAR_T 1
>| #define LSTAT_FOLLOWS_SLASHED_SYMLINK 1
>| #define HAVE_STDLIB_H 1
>| #define MALLOC_0_IS_NONNULL 1
>| #define HAVE_MBSTATE_T 1
>| #define HAVE_MAP_ANONYMOUS 1
>| #define PROMOTED_MODE_T int
>| #define HAVE_WORKING_POSIX_SPAWN 1
>| #define HAVE_SIGSET_T 1
>| #define USER_LABEL_PREFIX 
>| #define HAVE_DECL_SNPRINTF 1
>| #define HAVE__BOOL 1
>| #define HAVE_DECL_STRNDUP 1
>| #define HAVE_DECL_STRNLEN 1
>| #define HAVE_DECL_STRSIGNAL 1
>| #define HAVE_DECL_SYS_SIGLIST 1
>| #define HAVE_DECL_CLEARERR_UNLOCKED 1
>| #define HAVE_DECL_FEOF_UNLOCKED 1
>| #define HAVE_DECL_FERROR_UNLOCKED 1
>| #define HAVE_DECL_FFLUSH_UNLOCKED 0
>| #define HAVE_DECL_FGETS_UNLOCKED 0
>| #define HAVE_DECL_FPUTC_UNLOCKED 0
>| /* end confdefs.h.  */
>| #include <stdio.h>
>| #ifdef HAVE_SYS_TYPES_H
>| # include <sys/types.h>
>| #endif
>| #ifdef HAVE_SYS_STAT_H
>| # include <sys/stat.h>
>| #endif
>| #ifdef STDC_HEADERS
>| # include <stdlib.h>
>| # include <stddef.h>
>| #else
>| # ifdef HAVE_STDLIB_H
>| #  include <stdlib.h>
>| # endif
>| #endif
>| #ifdef HAVE_STRING_H
>| # if !defined STDC_HEADERS && defined HAVE_MEMORY_H
>| #  include <memory.h>
>| # endif
>| # include <string.h>
>| #endif
>| #ifdef HAVE_STRINGS_H
>| # include <strings.h>
>| #endif
>| #ifdef HAVE_INTTYPES_H
>| # include <inttypes.h>
>| #endif
>| #ifdef HAVE_STDINT_H
>| # include <stdint.h>
>| #endif
>| #ifdef HAVE_UNISTD_H
>| # include <unistd.h>
>| #endif
>| int
>| main ()
>| {
>| #ifndef fputs_unlocked
>| #ifdef __cplusplus
>|   (void) fputs_unlocked;
>| #else
>|   (void) fputs_unlocked;
>| #endif
>| #endif
>| 
>|   ;
>|   return 0;
>| }
>configure:17996: result: no
>configure:18007: checking whether fread_unlocked is declared
>configure:18007: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>conftest.c:173:10: error: use of undeclared identifier 'fread_unlocked'
>  (void) fread_unlocked;
>         ^
>1 error generated.
>configure:18007: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| #define FUNC_REALPATH_WORKS 1
>| #define HAVE_DECL_STRERROR_R 1
>| #define HAVE_STRERROR_R 1
>| #define HAVE_SIG_ATOMIC_T 1
>| #define HAVE_WORKING_O_NOATIME 0
>| #define HAVE_WORKING_O_NOFOLLOW 1
>| #define HAVE_DECL_ALARM 1
>| #define HAVE_DECL_FSEEKO 1
>| #define FUNC_FFLUSH_STDIN 0
>| #define HAVE_DECL_FTELLO 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_GETOPT_LONG_ONLY 1
>| #define __GETOPT_PREFIX rpl_
>| #define HAVE_DECL_GETENV 1
>| #define restrict __restrict
>| #define DBL_EXPBIT0_WORD 1
>| #define DBL_EXPBIT0_BIT 20
>| #define FLT_EXPBIT0_WORD 0
>| #define FLT_EXPBIT0_BIT 23
>| #define HAVE_DECL_GETC_UNLOCKED 1
>| #define HAVE_WCHAR_T 1
>| #define LSTAT_FOLLOWS_SLASHED_SYMLINK 1
>| #define HAVE_STDLIB_H 1
>| #define MALLOC_0_IS_NONNULL 1
>| #define HAVE_MBSTATE_T 1
>| #define HAVE_MAP_ANONYMOUS 1
>| #define PROMOTED_MODE_T int
>| #define HAVE_WORKING_POSIX_SPAWN 1
>| #define HAVE_SIGSET_T 1
>| #define USER_LABEL_PREFIX 
>| #define HAVE_DECL_SNPRINTF 1
>| #define HAVE__BOOL 1
>| #define HAVE_DECL_STRNDUP 1
>| #define HAVE_DECL_STRNLEN 1
>| #define HAVE_DECL_STRSIGNAL 1
>| #define HAVE_DECL_SYS_SIGLIST 1
>| #define HAVE_DECL_CLEARERR_UNLOCKED 1
>| #define HAVE_DECL_FEOF_UNLOCKED 1
>| #define HAVE_DECL_FERROR_UNLOCKED 1
>| #define HAVE_DECL_FFLUSH_UNLOCKED 0
>| #define HAVE_DECL_FGETS_UNLOCKED 0
>| #define HAVE_DECL_FPUTC_UNLOCKED 0
>| #define HAVE_DECL_FPUTS_UNLOCKED 0
>| /* end confdefs.h.  */
>| #include <stdio.h>
>| #ifdef HAVE_SYS_TYPES_H
>| # include <sys/types.h>
>| #endif
>| #ifdef HAVE_SYS_STAT_H
>| # include <sys/stat.h>
>| #endif
>| #ifdef STDC_HEADERS
>| # include <stdlib.h>
>| # include <stddef.h>
>| #else
>| # ifdef HAVE_STDLIB_H
>| #  include <stdlib.h>
>| # endif
>| #endif
>| #ifdef HAVE_STRING_H
>| # if !defined STDC_HEADERS && defined HAVE_MEMORY_H
>| #  include <memory.h>
>| # endif
>| # include <string.h>
>| #endif
>| #ifdef HAVE_STRINGS_H
>| # include <strings.h>
>| #endif
>| #ifdef HAVE_INTTYPES_H
>| # include <inttypes.h>
>| #endif
>| #ifdef HAVE_STDINT_H
>| # include <stdint.h>
>| #endif
>| #ifdef HAVE_UNISTD_H
>| # include <unistd.h>
>| #endif
>| int
>| main ()
>| {
>| #ifndef fread_unlocked
>| #ifdef __cplusplus
>|   (void) fread_unlocked;
>| #else
>|   (void) fread_unlocked;
>| #endif
>| #endif
>| 
>|   ;
>|   return 0;
>| }
>configure:18007: result: no
>configure:18018: checking whether fwrite_unlocked is declared
>configure:18018: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>conftest.c:174:10: error: use of undeclared identifier 'fwrite_unlocked'
>  (void) fwrite_unlocked;
>         ^
>1 error generated.
>configure:18018: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| #define FUNC_REALPATH_WORKS 1
>| #define HAVE_DECL_STRERROR_R 1
>| #define HAVE_STRERROR_R 1
>| #define HAVE_SIG_ATOMIC_T 1
>| #define HAVE_WORKING_O_NOATIME 0
>| #define HAVE_WORKING_O_NOFOLLOW 1
>| #define HAVE_DECL_ALARM 1
>| #define HAVE_DECL_FSEEKO 1
>| #define FUNC_FFLUSH_STDIN 0
>| #define HAVE_DECL_FTELLO 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_GETOPT_LONG_ONLY 1
>| #define __GETOPT_PREFIX rpl_
>| #define HAVE_DECL_GETENV 1
>| #define restrict __restrict
>| #define DBL_EXPBIT0_WORD 1
>| #define DBL_EXPBIT0_BIT 20
>| #define FLT_EXPBIT0_WORD 0
>| #define FLT_EXPBIT0_BIT 23
>| #define HAVE_DECL_GETC_UNLOCKED 1
>| #define HAVE_WCHAR_T 1
>| #define LSTAT_FOLLOWS_SLASHED_SYMLINK 1
>| #define HAVE_STDLIB_H 1
>| #define MALLOC_0_IS_NONNULL 1
>| #define HAVE_MBSTATE_T 1
>| #define HAVE_MAP_ANONYMOUS 1
>| #define PROMOTED_MODE_T int
>| #define HAVE_WORKING_POSIX_SPAWN 1
>| #define HAVE_SIGSET_T 1
>| #define USER_LABEL_PREFIX 
>| #define HAVE_DECL_SNPRINTF 1
>| #define HAVE__BOOL 1
>| #define HAVE_DECL_STRNDUP 1
>| #define HAVE_DECL_STRNLEN 1
>| #define HAVE_DECL_STRSIGNAL 1
>| #define HAVE_DECL_SYS_SIGLIST 1
>| #define HAVE_DECL_CLEARERR_UNLOCKED 1
>| #define HAVE_DECL_FEOF_UNLOCKED 1
>| #define HAVE_DECL_FERROR_UNLOCKED 1
>| #define HAVE_DECL_FFLUSH_UNLOCKED 0
>| #define HAVE_DECL_FGETS_UNLOCKED 0
>| #define HAVE_DECL_FPUTC_UNLOCKED 0
>| #define HAVE_DECL_FPUTS_UNLOCKED 0
>| #define HAVE_DECL_FREAD_UNLOCKED 0
>| /* end confdefs.h.  */
>| #include <stdio.h>
>| #ifdef HAVE_SYS_TYPES_H
>| # include <sys/types.h>
>| #endif
>| #ifdef HAVE_SYS_STAT_H
>| # include <sys/stat.h>
>| #endif
>| #ifdef STDC_HEADERS
>| # include <stdlib.h>
>| # include <stddef.h>
>| #else
>| # ifdef HAVE_STDLIB_H
>| #  include <stdlib.h>
>| # endif
>| #endif
>| #ifdef HAVE_STRING_H
>| # if !defined STDC_HEADERS && defined HAVE_MEMORY_H
>| #  include <memory.h>
>| # endif
>| # include <string.h>
>| #endif
>| #ifdef HAVE_STRINGS_H
>| # include <strings.h>
>| #endif
>| #ifdef HAVE_INTTYPES_H
>| # include <inttypes.h>
>| #endif
>| #ifdef HAVE_STDINT_H
>| # include <stdint.h>
>| #endif
>| #ifdef HAVE_UNISTD_H
>| # include <unistd.h>
>| #endif
>| int
>| main ()
>| {
>| #ifndef fwrite_unlocked
>| #ifdef __cplusplus
>|   (void) fwrite_unlocked;
>| #else
>|   (void) fwrite_unlocked;
>| #endif
>| #endif
>| 
>|   ;
>|   return 0;
>| }
>configure:18018: result: no
>configure:18029: checking whether getchar_unlocked is declared
>configure:18029: result: yes
>configure:18040: checking whether putc_unlocked is declared
>configure:18040: result: yes
>configure:18051: checking whether putchar_unlocked is declared
>configure:18051: result: yes
>configure:18065: checking for wint_t
>configure:18097: result: yes
>configure:18117: checking for inttypes.h
>configure:18143: result: yes
>configure:18154: checking for stdint.h
>configure:18178: result: yes
>configure:18191: checking for intmax_t
>configure:18223: result: yes
>configure:18249: checking for snprintf
>configure:18249: result: yes
>configure:18249: checking for strnlen
>configure:18249: result: yes
>configure:18249: checking for wcslen
>configure:18249: result: yes
>configure:18249: checking for wcsnlen
>configure:18249: result: yes
>configure:18249: checking for mbrtowc
>configure:18249: result: yes
>configure:18249: checking for wcrtomb
>configure:18249: result: yes
>configure:18258: checking whether _snprintf is declared
>configure:18258: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>conftest.c:157:10: error: use of undeclared identifier '_snprintf'
>  (void) _snprintf;
>         ^
>1 error generated.
>configure:18258: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| #define FUNC_REALPATH_WORKS 1
>| #define HAVE_DECL_STRERROR_R 1
>| #define HAVE_STRERROR_R 1
>| #define HAVE_SIG_ATOMIC_T 1
>| #define HAVE_WORKING_O_NOATIME 0
>| #define HAVE_WORKING_O_NOFOLLOW 1
>| #define HAVE_DECL_ALARM 1
>| #define HAVE_DECL_FSEEKO 1
>| #define FUNC_FFLUSH_STDIN 0
>| #define HAVE_DECL_FTELLO 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_GETOPT_LONG_ONLY 1
>| #define __GETOPT_PREFIX rpl_
>| #define HAVE_DECL_GETENV 1
>| #define restrict __restrict
>| #define DBL_EXPBIT0_WORD 1
>| #define DBL_EXPBIT0_BIT 20
>| #define FLT_EXPBIT0_WORD 0
>| #define FLT_EXPBIT0_BIT 23
>| #define HAVE_DECL_GETC_UNLOCKED 1
>| #define HAVE_WCHAR_T 1
>| #define LSTAT_FOLLOWS_SLASHED_SYMLINK 1
>| #define HAVE_STDLIB_H 1
>| #define MALLOC_0_IS_NONNULL 1
>| #define HAVE_MBSTATE_T 1
>| #define HAVE_MAP_ANONYMOUS 1
>| #define PROMOTED_MODE_T int
>| #define HAVE_WORKING_POSIX_SPAWN 1
>| #define HAVE_SIGSET_T 1
>| #define USER_LABEL_PREFIX 
>| #define HAVE_DECL_SNPRINTF 1
>| #define HAVE__BOOL 1
>| #define HAVE_DECL_STRNDUP 1
>| #define HAVE_DECL_STRNLEN 1
>| #define HAVE_DECL_STRSIGNAL 1
>| #define HAVE_DECL_SYS_SIGLIST 1
>| #define HAVE_DECL_CLEARERR_UNLOCKED 1
>| #define HAVE_DECL_FEOF_UNLOCKED 1
>| #define HAVE_DECL_FERROR_UNLOCKED 1
>| #define HAVE_DECL_FFLUSH_UNLOCKED 0
>| #define HAVE_DECL_FGETS_UNLOCKED 0
>| #define HAVE_DECL_FPUTC_UNLOCKED 0
>| #define HAVE_DECL_FPUTS_UNLOCKED 0
>| #define HAVE_DECL_FREAD_UNLOCKED 0
>| #define HAVE_DECL_FWRITE_UNLOCKED 0
>| #define HAVE_DECL_GETCHAR_UNLOCKED 1
>| #define HAVE_DECL_PUTC_UNLOCKED 1
>| #define HAVE_DECL_PUTCHAR_UNLOCKED 1
>| #define HAVE_WINT_T 1
>| #define HAVE_INTTYPES_H_WITH_UINTMAX 1
>| #define HAVE_STDINT_H_WITH_UINTMAX 1
>| #define HAVE_INTMAX_T 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNLEN 1
>| #define HAVE_WCSLEN 1
>| #define HAVE_WCSNLEN 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_WCRTOMB 1
>| /* end confdefs.h.  */
>| #include <stdio.h>
>| 
>| int
>| main ()
>| {
>| #ifndef _snprintf
>| #ifdef __cplusplus
>|   (void) _snprintf;
>| #else
>|   (void) _snprintf;
>| #endif
>| #endif
>| 
>|   ;
>|   return 0;
>| }
>configure:18258: result: no
>configure:18284: checking whether printf supports size specifiers as in C99
>configure:18366: result: yes
>configure:18371: checking whether printf supports 'long double' arguments
>configure:18421: result: yes
>configure:18426: checking whether printf supports infinite 'double' arguments
>configure:18538: result: yes
>configure:18553: checking whether printf supports infinite 'long double' arguments
>configure:18860: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:18860: $? = 0
>configure:18860: ./conftest
>configure:18860: $? = 120
>configure: program exited with status 120
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| #define FUNC_REALPATH_WORKS 1
>| #define HAVE_DECL_STRERROR_R 1
>| #define HAVE_STRERROR_R 1
>| #define HAVE_SIG_ATOMIC_T 1
>| #define HAVE_WORKING_O_NOATIME 0
>| #define HAVE_WORKING_O_NOFOLLOW 1
>| #define HAVE_DECL_ALARM 1
>| #define HAVE_DECL_FSEEKO 1
>| #define FUNC_FFLUSH_STDIN 0
>| #define HAVE_DECL_FTELLO 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_GETOPT_LONG_ONLY 1
>| #define __GETOPT_PREFIX rpl_
>| #define HAVE_DECL_GETENV 1
>| #define restrict __restrict
>| #define DBL_EXPBIT0_WORD 1
>| #define DBL_EXPBIT0_BIT 20
>| #define FLT_EXPBIT0_WORD 0
>| #define FLT_EXPBIT0_BIT 23
>| #define HAVE_DECL_GETC_UNLOCKED 1
>| #define HAVE_WCHAR_T 1
>| #define LSTAT_FOLLOWS_SLASHED_SYMLINK 1
>| #define HAVE_STDLIB_H 1
>| #define MALLOC_0_IS_NONNULL 1
>| #define HAVE_MBSTATE_T 1
>| #define HAVE_MAP_ANONYMOUS 1
>| #define PROMOTED_MODE_T int
>| #define HAVE_WORKING_POSIX_SPAWN 1
>| #define HAVE_SIGSET_T 1
>| #define USER_LABEL_PREFIX 
>| #define HAVE_DECL_SNPRINTF 1
>| #define HAVE__BOOL 1
>| #define HAVE_DECL_STRNDUP 1
>| #define HAVE_DECL_STRNLEN 1
>| #define HAVE_DECL_STRSIGNAL 1
>| #define HAVE_DECL_SYS_SIGLIST 1
>| #define HAVE_DECL_CLEARERR_UNLOCKED 1
>| #define HAVE_DECL_FEOF_UNLOCKED 1
>| #define HAVE_DECL_FERROR_UNLOCKED 1
>| #define HAVE_DECL_FFLUSH_UNLOCKED 0
>| #define HAVE_DECL_FGETS_UNLOCKED 0
>| #define HAVE_DECL_FPUTC_UNLOCKED 0
>| #define HAVE_DECL_FPUTS_UNLOCKED 0
>| #define HAVE_DECL_FREAD_UNLOCKED 0
>| #define HAVE_DECL_FWRITE_UNLOCKED 0
>| #define HAVE_DECL_GETCHAR_UNLOCKED 1
>| #define HAVE_DECL_PUTC_UNLOCKED 1
>| #define HAVE_DECL_PUTCHAR_UNLOCKED 1
>| #define HAVE_WINT_T 1
>| #define HAVE_INTTYPES_H_WITH_UINTMAX 1
>| #define HAVE_STDINT_H_WITH_UINTMAX 1
>| #define HAVE_INTMAX_T 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNLEN 1
>| #define HAVE_WCSLEN 1
>| #define HAVE_WCSNLEN 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_DECL__SNPRINTF 0
>| #define HAVE_SNPRINTF_RETVAL_C99 1
>| #define CHECK_PRINTF_SAFE 1
>| /* end confdefs.h.  */
>| 
>| 
>| #include <stdlib.h>
>| #if defined __MACH__ && defined __APPLE__
>| /* Avoid a crash on Mac OS X.  */
>| #include <mach/mach.h>
>| #include <mach/mach_error.h>
>| #include <mach/thread_status.h>
>| #include <mach/exception.h>
>| #include <mach/task.h>
>| #include <pthread.h>
>| /* The exception port on which our thread listens.  */
>| static mach_port_t our_exception_port;
>| /* The main function of the thread listening for exceptions of type
>|    EXC_BAD_ACCESS.  */
>| static void *
>| mach_exception_thread (void *arg)
>| {
>|   /* Buffer for a message to be received.  */
>|   struct {
>|     mach_msg_header_t head;
>|     mach_msg_body_t msgh_body;
>|     char data[1024];
>|   } msg;
>|   mach_msg_return_t retval;
>|   /* Wait for a message on the exception port.  */
>|   retval = mach_msg (&msg.head, MACH_RCV_MSG | MACH_RCV_LARGE, 0, sizeof (msg),
>|                      our_exception_port, MACH_MSG_TIMEOUT_NONE, MACH_PORT_NULL);
>|   if (retval != MACH_MSG_SUCCESS)
>|     abort ();
>|   exit (1);
>| }
>| static void
>| nocrash_init (void)
>| {
>|   mach_port_t self = mach_task_self ();
>|   /* Allocate a port on which the thread shall listen for exceptions.  */
>|   if (mach_port_allocate (self, MACH_PORT_RIGHT_RECEIVE, &our_exception_port)
>|       == KERN_SUCCESS) {
>|     /* See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/mach_port_insert_right.html.  */
>|     if (mach_port_insert_right (self, our_exception_port, our_exception_port,
>|                                 MACH_MSG_TYPE_MAKE_SEND)
>|         == KERN_SUCCESS) {
>|       /* The exceptions we want to catch.  Only EXC_BAD_ACCESS is interesting
>|          for us.  */
>|       exception_mask_t mask = EXC_MASK_BAD_ACCESS;
>|       /* Create the thread listening on the exception port.  */
>|       pthread_attr_t attr;
>|       pthread_t thread;
>|       if (pthread_attr_init (&attr) == 0
>|           && pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED) == 0
>|           && pthread_create (&thread, &attr, mach_exception_thread, NULL) == 0) {
>|         pthread_attr_destroy (&attr);
>|         /* Replace the exception port info for these exceptions with our own.
>|            Note that we replace the exception port for the entire task, not only
>|            for a particular thread.  This has the effect that when our exception
>|            port gets the message, the thread specific exception port has already
>|            been asked, and we don't need to bother about it.
>|            See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/task_set_exception_ports.html.  */
>|         task_set_exception_ports (self, mask, our_exception_port,
>|                                   EXCEPTION_DEFAULT, MACHINE_THREAD_STATE);
>|       }
>|     }
>|   }
>| }
>| #elif (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
>| /* Avoid a crash on native Windows.  */
>| #define WIN32_LEAN_AND_MEAN
>| #include <windows.h>
>| #include <winerror.h>
>| static LONG WINAPI
>| exception_filter (EXCEPTION_POINTERS *ExceptionInfo)
>| {
>|   switch (ExceptionInfo->ExceptionRecord->ExceptionCode)
>|     {
>|     case EXCEPTION_ACCESS_VIOLATION:
>|     case EXCEPTION_IN_PAGE_ERROR:
>|     case EXCEPTION_STACK_OVERFLOW:
>|     case EXCEPTION_GUARD_PAGE:
>|     case EXCEPTION_PRIV_INSTRUCTION:
>|     case EXCEPTION_ILLEGAL_INSTRUCTION:
>|     case EXCEPTION_DATATYPE_MISALIGNMENT:
>|     case EXCEPTION_ARRAY_BOUNDS_EXCEEDED:
>|     case EXCEPTION_NONCONTINUABLE_EXCEPTION:
>|       exit (1);
>|     }
>|   return EXCEPTION_CONTINUE_SEARCH;
>| }
>| static void
>| nocrash_init (void)
>| {
>|   SetUnhandledExceptionFilter ((LPTOP_LEVEL_EXCEPTION_FILTER) exception_filter);
>| }
>| #else
>| /* Avoid a crash on POSIX systems.  */
>| #include <signal.h>
>| /* A POSIX signal handler.  */
>| static void
>| exception_handler (int sig)
>| {
>|   exit (1);
>| }
>| static void
>| nocrash_init (void)
>| {
>| #ifdef SIGSEGV
>|   signal (SIGSEGV, exception_handler);
>| #endif
>| #ifdef SIGBUS
>|   signal (SIGBUS, exception_handler);
>| #endif
>| }
>| #endif
>| 
>| #include <float.h>
>| #include <stdio.h>
>| #include <string.h>
>| static int
>| strisnan (const char *string, size_t start_index, size_t end_index)
>| {
>|   if (start_index < end_index)
>|     {
>|       if (string[start_index] == '-')
>|         start_index++;
>|       if (start_index + 3 <= end_index
>|           && memcmp (string + start_index, "nan", 3) == 0)
>|         {
>|           start_index += 3;
>|           if (start_index == end_index
>|               || (string[start_index] == '(' && string[end_index - 1] == ')'))
>|             return 1;
>|         }
>|     }
>|   return 0;
>| }
>| static char buf[10000];
>| static long double zeroL = 0.0L;
>| int main ()
>| {
>|   int result = 0;
>|   nocrash_init();
>|   if (sprintf (buf, "%Lf", 1.0L / zeroL) < 0
>|       || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0))
>|     result |= 1;
>|   if (sprintf (buf, "%Lf", -1.0L / zeroL) < 0
>|       || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0))
>|     result |= 1;
>|   if (sprintf (buf, "%Lf", zeroL / zeroL) < 0
>|       || !strisnan (buf, 0, strlen (buf)))
>|     result |= 1;
>|   if (sprintf (buf, "%Le", 1.0L / zeroL) < 0
>|       || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0))
>|     result |= 1;
>|   if (sprintf (buf, "%Le", -1.0L / zeroL) < 0
>|       || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0))
>|     result |= 1;
>|   if (sprintf (buf, "%Le", zeroL / zeroL) < 0
>|       || !strisnan (buf, 0, strlen (buf)))
>|     result |= 1;
>|   if (sprintf (buf, "%Lg", 1.0L / zeroL) < 0
>|       || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0))
>|     result |= 1;
>|   if (sprintf (buf, "%Lg", -1.0L / zeroL) < 0
>|       || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0))
>|     result |= 1;
>|   if (sprintf (buf, "%Lg", zeroL / zeroL) < 0
>|       || !strisnan (buf, 0, strlen (buf)))
>|     result |= 1;
>| #if CHECK_PRINTF_SAFE && ((defined __ia64 && LDBL_MANT_DIG == 64) || (defined __x86_64__ || defined __amd64__) || (defined __i386 || defined __i386__ || defined _I386 || defined _M_IX86 || defined _X86_)) && !HAVE_SAME_LONG_DOUBLE_AS_DOUBLE
>| /* Representation of an 80-bit 'long double' as an initializer for a sequence
>|    of 'unsigned int' words.  */
>| # ifdef WORDS_BIGENDIAN
>| #  define LDBL80_WORDS(exponent,manthi,mantlo)      { ((unsigned int) (exponent) << 16) | ((unsigned int) (manthi) >> 16),        ((unsigned int) (manthi) << 16) | (unsigned int) (mantlo) >> 16),           (unsigned int) (mantlo) << 16                                             }
>| # else
>| #  define LDBL80_WORDS(exponent,manthi,mantlo)      { mantlo, manthi, exponent }
>| # endif
>|   { /* Quiet NaN.  */
>|     static union { unsigned int word[4]; long double value; } x =
>|       { LDBL80_WORDS (0xFFFF, 0xC3333333, 0x00000000) };
>|     if (sprintf (buf, "%Lf", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 2;
>|     if (sprintf (buf, "%Le", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 2;
>|     if (sprintf (buf, "%Lg", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 2;
>|   }
>|   {
>|     /* Signalling NaN.  */
>|     static union { unsigned int word[4]; long double value; } x =
>|       { LDBL80_WORDS (0xFFFF, 0x83333333, 0x00000000) };
>|     if (sprintf (buf, "%Lf", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 2;
>|     if (sprintf (buf, "%Le", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 2;
>|     if (sprintf (buf, "%Lg", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 2;
>|   }
>|   { /* Pseudo-NaN.  */
>|     static union { unsigned int word[4]; long double value; } x =
>|       { LDBL80_WORDS (0xFFFF, 0x40000001, 0x00000000) };
>|     if (sprintf (buf, "%Lf", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 4;
>|     if (sprintf (buf, "%Le", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 4;
>|     if (sprintf (buf, "%Lg", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 4;
>|   }
>|   { /* Pseudo-Infinity.  */
>|     static union { unsigned int word[4]; long double value; } x =
>|       { LDBL80_WORDS (0xFFFF, 0x00000000, 0x00000000) };
>|     if (sprintf (buf, "%Lf", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 8;
>|     if (sprintf (buf, "%Le", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 8;
>|     if (sprintf (buf, "%Lg", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 8;
>|   }
>|   { /* Pseudo-Zero.  */
>|     static union { unsigned int word[4]; long double value; } x =
>|       { LDBL80_WORDS (0x4004, 0x00000000, 0x00000000) };
>|     if (sprintf (buf, "%Lf", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 16;
>|     if (sprintf (buf, "%Le", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 16;
>|     if (sprintf (buf, "%Lg", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 16;
>|   }
>|   { /* Unnormalized number.  */
>|     static union { unsigned int word[4]; long double value; } x =
>|       { LDBL80_WORDS (0x4000, 0x63333333, 0x00000000) };
>|     if (sprintf (buf, "%Lf", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 32;
>|     if (sprintf (buf, "%Le", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 32;
>|     if (sprintf (buf, "%Lg", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 32;
>|   }
>|   { /* Pseudo-Denormal.  */
>|     static union { unsigned int word[4]; long double value; } x =
>|       { LDBL80_WORDS (0x0000, 0x83333333, 0x00000000) };
>|     if (sprintf (buf, "%Lf", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 64;
>|     if (sprintf (buf, "%Le", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 64;
>|     if (sprintf (buf, "%Lg", x.value) < 0
>|         || !strisnan (buf, 0, strlen (buf)))
>|       result |= 64;
>|   }
>| #endif
>|   return result;
>| }
>configure:18871: result: no
>configure:18881: checking whether printf supports the 'a' and 'A' directives
>configure:18980: result: yes
>configure:18985: checking whether printf supports the 'F' directive
>configure:19044: result: yes
>configure:19049: checking whether printf supports the 'n' directive
>configure:19110: result: yes
>configure:19115: checking whether printf supports the 'ls' directive
>configure:19197: result: yes
>configure:19202: checking whether printf supports the grouping flag
>configure:19243: result: yes
>configure:19248: checking whether printf supports the left-adjust flag correctly
>configure:19292: result: yes
>configure:19297: checking whether printf supports the zero flag correctly
>configure:19342: result: yes
>configure:19347: checking whether printf supports large precisions
>configure:19401: result: yes
>configure:19407: checking whether printf survives out-of-memory conditions
>configure:19578: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:19581: $? = 0
>configure:19585: $? = 1
>configure:19630: result: no
>configure:19663: checking whether to use C++
>configure:19672: result: no
>configure:19704: checking whether ungetc works on arbitrary bytes
>configure:19744: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:19744: $? = 0
>configure:19744: ./conftest
>configure:19744: $? = 0
>configure:19755: result: yes
>configure:19768: checking whether getcwd (NULL, 0) allocates memory for result
>configure:19833: result: yes
>configure:19837: checking for getcwd with POSIX signature
>configure:19867: result: yes
>configure:19976: checking for inttypes.h
>configure:19976: result: yes
>configure:19987: checking whether the inttypes.h PRIxNN macros are broken
>configure:20009: cc -c -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector  conftest.c >&5
>configure:20009: $? = 0
>configure:20017: result: no
>configure:20035: checking for LC_MESSAGES
>configure:20051: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:20051: $? = 0
>configure:20059: result: yes
>configure:20068: checking for CFPreferencesCopyAppValue
>configure:20086: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  -Wl,-framework -Wl,CoreFoundation >&5
>conftest.c:153:10: fatal error: 'CoreFoundation/CFPreferences.h' file not found
>#include <CoreFoundation/CFPreferences.h>
>         ^
>1 error generated.
>configure:20086: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| #define FUNC_REALPATH_WORKS 1
>| #define HAVE_DECL_STRERROR_R 1
>| #define HAVE_STRERROR_R 1
>| #define HAVE_SIG_ATOMIC_T 1
>| #define HAVE_WORKING_O_NOATIME 0
>| #define HAVE_WORKING_O_NOFOLLOW 1
>| #define HAVE_DECL_ALARM 1
>| #define HAVE_DECL_FSEEKO 1
>| #define FUNC_FFLUSH_STDIN 0
>| #define HAVE_DECL_FTELLO 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_GETOPT_LONG_ONLY 1
>| #define __GETOPT_PREFIX rpl_
>| #define HAVE_DECL_GETENV 1
>| #define restrict __restrict
>| #define DBL_EXPBIT0_WORD 1
>| #define DBL_EXPBIT0_BIT 20
>| #define FLT_EXPBIT0_WORD 0
>| #define FLT_EXPBIT0_BIT 23
>| #define HAVE_DECL_GETC_UNLOCKED 1
>| #define HAVE_WCHAR_T 1
>| #define LSTAT_FOLLOWS_SLASHED_SYMLINK 1
>| #define HAVE_STDLIB_H 1
>| #define MALLOC_0_IS_NONNULL 1
>| #define HAVE_MBSTATE_T 1
>| #define HAVE_MAP_ANONYMOUS 1
>| #define PROMOTED_MODE_T int
>| #define HAVE_WORKING_POSIX_SPAWN 1
>| #define HAVE_SIGSET_T 1
>| #define USER_LABEL_PREFIX 
>| #define HAVE_DECL_SNPRINTF 1
>| #define HAVE__BOOL 1
>| #define HAVE_DECL_STRNDUP 1
>| #define HAVE_DECL_STRNLEN 1
>| #define HAVE_DECL_STRSIGNAL 1
>| #define HAVE_DECL_SYS_SIGLIST 1
>| #define HAVE_DECL_CLEARERR_UNLOCKED 1
>| #define HAVE_DECL_FEOF_UNLOCKED 1
>| #define HAVE_DECL_FERROR_UNLOCKED 1
>| #define HAVE_DECL_FFLUSH_UNLOCKED 0
>| #define HAVE_DECL_FGETS_UNLOCKED 0
>| #define HAVE_DECL_FPUTC_UNLOCKED 0
>| #define HAVE_DECL_FPUTS_UNLOCKED 0
>| #define HAVE_DECL_FREAD_UNLOCKED 0
>| #define HAVE_DECL_FWRITE_UNLOCKED 0
>| #define HAVE_DECL_GETCHAR_UNLOCKED 1
>| #define HAVE_DECL_PUTC_UNLOCKED 1
>| #define HAVE_DECL_PUTCHAR_UNLOCKED 1
>| #define HAVE_WINT_T 1
>| #define HAVE_INTTYPES_H_WITH_UINTMAX 1
>| #define HAVE_STDINT_H_WITH_UINTMAX 1
>| #define HAVE_INTMAX_T 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNLEN 1
>| #define HAVE_WCSLEN 1
>| #define HAVE_WCSNLEN 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_DECL__SNPRINTF 0
>| #define HAVE_SNPRINTF_RETVAL_C99 1
>| #define CHECK_PRINTF_SAFE 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_LC_MESSAGES 1
>| /* end confdefs.h.  */
>| #include <CoreFoundation/CFPreferences.h>
>| int
>| main ()
>| {
>| CFPreferencesCopyAppValue(NULL, NULL)
>|   ;
>|   return 0;
>| }
>configure:20095: result: no
>configure:20102: checking for CFLocaleCopyCurrent
>configure:20120: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  -Wl,-framework -Wl,CoreFoundation >&5
>conftest.c:153:10: fatal error: 'CoreFoundation/CFLocale.h' file not found
>#include <CoreFoundation/CFLocale.h>
>         ^
>1 error generated.
>configure:20120: $? = 1
>configure: failed program was:
>| /* confdefs.h */
>| #define PACKAGE_NAME "GNU M4"
>| #define PACKAGE_TARNAME "m4"
>| #define PACKAGE_VERSION "1.4.17"
>| #define PACKAGE_STRING "GNU M4 1.4.17"
>| #define PACKAGE_BUGREPORT "bug-m4@gnu.org"
>| #define PACKAGE_URL "http://www.gnu.org/software/m4/"
>| #define PACKAGE "m4"
>| #define VERSION "1.4.17"
>| #define STDC_HEADERS 1
>| #define HAVE_SYS_TYPES_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_STDLIB_H 1
>| #define HAVE_STRING_H 1
>| #define HAVE_MEMORY_H 1
>| #define HAVE_STRINGS_H 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_UNISTD_H 1
>| #define __EXTENSIONS__ 1
>| #define _ALL_SOURCE 1
>| #define _DARWIN_C_SOURCE 1
>| #define _GNU_SOURCE 1
>| #define _POSIX_PTHREAD_SEMANTICS 1
>| #define _TANDEM_SOURCE 1
>| #define HAVE_FSEEKO 1
>| #define _DARWIN_USE_64_BIT_INODE 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_LONG_LONG_INT 1
>| #define HAVE_UNSIGNED_LONG_LONG_INT 1
>| #define HAVE_ALLOCA 1
>| #define HAVE_BTOWC 1
>| #define HAVE_SETRLIMIT 1
>| #define HAVE_SIGALTSTACK 1
>| #define HAVE_GETCWD 1
>| #define HAVE_READLINK 1
>| #define HAVE_REALPATH 1
>| #define HAVE_FCNTL 1
>| #define HAVE_SYMLINK 1
>| #define HAVE_FPURGE 1
>| #define HAVE_GETDTABLESIZE 1
>| #define HAVE_GETTIMEOFDAY 1
>| #define HAVE_LSTAT 1
>| #define HAVE_MBSINIT 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_MPROTECT 1
>| #define HAVE_MKSTEMP 1
>| #define HAVE_NL_LANGINFO 1
>| #define HAVE_PIPE2 1
>| #define HAVE_POSIX_SPAWN 1
>| #define HAVE_ISBLANK 1
>| #define HAVE_ISWCTYPE 1
>| #define HAVE_WCSCOLL 1
>| #define HAVE_LINK 1
>| #define HAVE_SIGACTION 1
>| #define HAVE_SIGINTERRUPT 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNDUP 1
>| #define HAVE_PIPE 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_ISWCNTRL 1
>| #define HAVE_NEWLOCALE 1
>| #define HAVE_SETENV 1
>| #define HAVE_SLEEP 1
>| #define HAVE_STRDUP 1
>| #define HAVE_WCTOB 1
>| #define HAVE_LANGINFO_CODESET 1
>| #define HAVE_UCONTEXT_H 1
>| #define HAVE_UNISTD_H 1
>| #define HAVE_SYS_PARAM_H 1
>| #define HAVE_SYS_SOCKET_H 1
>| #define HAVE_SYS_STAT_H 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_SYS_TIME_H 1
>| #define HAVE_LANGINFO_H 1
>| #define HAVE_XLOCALE_H 1
>| #define HAVE_MATH_H 1
>| #define HAVE_SYS_MMAN_H 1
>| #define HAVE_SCHED_H 1
>| #define HAVE_SPAWN_H 1
>| #define HAVE_WCHAR_H 1
>| #define HAVE_STDINT_H 1
>| #define HAVE_SYS_WAIT_H 1
>| #define HAVE_WCTYPE_H 1
>| #define HAVE_DIRENT_H 1
>| #define HAVE_INTTYPES_H 1
>| #define FAULT_YIELDS_SIGBUS 1
>| #define HAVE_STACK_OVERFLOW_HANDLING 1
>| #define FUNC_REALPATH_WORKS 1
>| #define HAVE_DECL_STRERROR_R 1
>| #define HAVE_STRERROR_R 1
>| #define HAVE_SIG_ATOMIC_T 1
>| #define HAVE_WORKING_O_NOATIME 0
>| #define HAVE_WORKING_O_NOFOLLOW 1
>| #define HAVE_DECL_ALARM 1
>| #define HAVE_DECL_FSEEKO 1
>| #define FUNC_FFLUSH_STDIN 0
>| #define HAVE_DECL_FTELLO 1
>| #define HAVE_GETOPT_H 1
>| #define HAVE_GETOPT_LONG_ONLY 1
>| #define __GETOPT_PREFIX rpl_
>| #define HAVE_DECL_GETENV 1
>| #define restrict __restrict
>| #define DBL_EXPBIT0_WORD 1
>| #define DBL_EXPBIT0_BIT 20
>| #define FLT_EXPBIT0_WORD 0
>| #define FLT_EXPBIT0_BIT 23
>| #define HAVE_DECL_GETC_UNLOCKED 1
>| #define HAVE_WCHAR_T 1
>| #define LSTAT_FOLLOWS_SLASHED_SYMLINK 1
>| #define HAVE_STDLIB_H 1
>| #define MALLOC_0_IS_NONNULL 1
>| #define HAVE_MBSTATE_T 1
>| #define HAVE_MAP_ANONYMOUS 1
>| #define PROMOTED_MODE_T int
>| #define HAVE_WORKING_POSIX_SPAWN 1
>| #define HAVE_SIGSET_T 1
>| #define USER_LABEL_PREFIX 
>| #define HAVE_DECL_SNPRINTF 1
>| #define HAVE__BOOL 1
>| #define HAVE_DECL_STRNDUP 1
>| #define HAVE_DECL_STRNLEN 1
>| #define HAVE_DECL_STRSIGNAL 1
>| #define HAVE_DECL_SYS_SIGLIST 1
>| #define HAVE_DECL_CLEARERR_UNLOCKED 1
>| #define HAVE_DECL_FEOF_UNLOCKED 1
>| #define HAVE_DECL_FERROR_UNLOCKED 1
>| #define HAVE_DECL_FFLUSH_UNLOCKED 0
>| #define HAVE_DECL_FGETS_UNLOCKED 0
>| #define HAVE_DECL_FPUTC_UNLOCKED 0
>| #define HAVE_DECL_FPUTS_UNLOCKED 0
>| #define HAVE_DECL_FREAD_UNLOCKED 0
>| #define HAVE_DECL_FWRITE_UNLOCKED 0
>| #define HAVE_DECL_GETCHAR_UNLOCKED 1
>| #define HAVE_DECL_PUTC_UNLOCKED 1
>| #define HAVE_DECL_PUTCHAR_UNLOCKED 1
>| #define HAVE_WINT_T 1
>| #define HAVE_INTTYPES_H_WITH_UINTMAX 1
>| #define HAVE_STDINT_H_WITH_UINTMAX 1
>| #define HAVE_INTMAX_T 1
>| #define HAVE_SNPRINTF 1
>| #define HAVE_STRNLEN 1
>| #define HAVE_WCSLEN 1
>| #define HAVE_WCSNLEN 1
>| #define HAVE_MBRTOWC 1
>| #define HAVE_WCRTOMB 1
>| #define HAVE_DECL__SNPRINTF 0
>| #define HAVE_SNPRINTF_RETVAL_C99 1
>| #define CHECK_PRINTF_SAFE 1
>| #define HAVE_INTTYPES_H 1
>| #define HAVE_LC_MESSAGES 1
>| /* end confdefs.h.  */
>| #include <CoreFoundation/CFLocale.h>
>| int
>| main ()
>| {
>| CFLocaleCopyCurrent();
>|   ;
>|   return 0;
>| }
>configure:20129: result: no
>configure:20142: checking whether setenv is declared
>configure:20142: result: yes
>configure:20168: checking for search.h
>configure:20168: result: yes
>configure:20180: checking for tsearch
>configure:20180: result: yes
>configure:20195: checking whether strdup is declared
>configure:20195: result: yes
>configure:20206: checking whether unsetenv is declared
>configure:20206: result: yes
>configure:20298: checking whether to enable assertions
>configure:20315: result: yes
>configure:20331: checking whether btowc(0) is correct
>configure:20377: result: yes
>configure:20380: checking whether btowc(EOF) is correct
>configure:20431: result: yes
>configure:20482: checking whether sigaltstack is declared
>configure:20482: result: yes
>configure:20497: checking for stack_t
>configure:20497: result: yes
>configure:20751: checking whether // is distinct from /
>configure:20780: result: no
>configure:20797: checking whether dup2 works
>configure:20854: cc -o conftest -O3 -pipe -fno-strict-aliasing -march=core-avx-i  -fstack-protector   -fstack-protector conftest.c  >&5
>configure:20854: $? = 0
>configure:20854: ./conftest

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Attachments on bug 207303: 167145 | 167146