--- bootstrap.orig	2005-08-22 03:36:43.000000000 +0400
+++ bootstrap	2006-06-30 21:22:14.000000000 +0400
@@ -12,9 +12,12 @@
 
 ## Using prereq in autoconf rather than here, mostly for the debian systems at
 ## this point
-if test -z "`autoconf --version 2>&1|head -n 1|egrep '2.5'`"; then
+AC_VER="`autoconf --version 2>/dev/null | head -n 1 | sed 's/autoconf//g;s/Autoconf//g;s/\ //g;s/(GNU)//g'`"
+AC_VER_MAJ=`echo $AC_VER | cut --delimiter='.' --fields=1`
+AC_VER_MIN=`echo $AC_VER | cut --delimiter='.' --fields=2`
+if test \( $AC_VER_MAJ '=' 2 -a $AC_VER_MIN '<' 50 \) -o $AC_VER_MAJ '<' 2; then
 	echo "Autoconf 2.50 or above is required. Aborting build...";
-    exit 1;
+	exit 1;
 fi
 
 if test -z "`automake --version 2>&1|head -n 1|egrep '1.[6-9]'`"; then