diff -ruN /home/moiseev/ports/hylafax.orig/files/patch-configure /home/moiseev/ports/hylafax/files/patch-configure
--- /home/moiseev/ports/hylafax.orig/files/patch-configure	2014-11-22 16:42:52.000000000 +0300
+++ /home/moiseev/ports/hylafax/files/patch-configure	2014-11-22 17:00:09.000000000 +0300
@@ -1,5 +1,5 @@
---- configure.orig	2012-06-06 02:58:38.000000000 +0200
-+++ configure	2013-10-23 14:29:24.000000000 +0200
+--- configure.orig	2012-06-06 04:58:38.000000000 +0400
++++ configure	2014-11-22 16:55:38.000000000 +0300
 @@ -831,7 +831,8 @@
  # NB: use ANSI C prototype to weed out non-ANSI compilers.
  #
@@ -107,6 +107,15 @@
      Note "Looks like -lm is the library for math functions."
      MACHDEPLIBS="$MACHDEPLIBS -lm"
  }
+@@ -1953,7 +1985,7 @@
+ 			    CONFIG_OPENFIFO=O_RDONLY;
+ 			fi
+ 			;;
+-	*-freebsd*)	if releaseAtLeast 3.0; then
++	*-freebsd*)	if [ "`uname -K`" -ge 300000 ]; then
+ 			    CONFIG_OPENFIFO=O_RDWR;
+ 			else
+ 			    CONFIG_OPENFIFO=O_RDONLY;
 @@ -2176,11 +2208,13 @@
  #
  CheckForFunc()