--- xtables-addons-1.31/configure.ac~	2010-12-02 22:13:08.366366978 +0100
+++ xtables-addons-1.31/configure.ac	2010-12-02 22:14:14.780561896 +0100
@@ -39,47 +39,6 @@
 	-Winline -pipe -DXTABLES_LIBDIR=\\\"\${xtlibdir}\\\" \
 	-I\${XA_TOPSRCDIR}/include";
 
-#
-# check kernel version
-#
-if grep -q "CentOS release 5\." /etc/redhat-release 2>/dev/null ||
-    grep -q "Red Hat Enterprise Linux Server release 5" /etc/redhat-release 2>/dev/null; then
-	# しまった!
-	# Well, just a warning. Maybe the admin updated the kernel.
-	echo "WARNING: This distribution's shipped kernel is not supported.";
-fi;
-AC_MSG_CHECKING([kernel version that we will build against])
-krel="$(make -sC ${kbuilddir} kernelrelease)";
-krel="${krel%%-*}";
-kmajor="${krel%%.*}";
-krel="${krel#*.}";
-kminor="${krel%%.*}";
-krel="${krel#*.}";
-kmicro="${krel%%.*}";
-if test "$kmicro" = "$krel"; then
-	kmicro="$(($kmicro+0))"; # Get rid of non numbers ("2.6.36+" -> "2.6.36")
-	kstable=0;
-else
-	kmicro="$(($kmicro+0))";
-	kstable="${krel#*.}";
-	kstable="$(($kstable+0))";
-fi;
-if test -z "$kmajor" -o -z "$kminor" -o -z "$kmicro"; then
-	echo "WARNING: Version detection did not succeed. Continue at own luck.";
-else
-	echo "$kmajor.$kminor.$kmicro.$kstable in $kbuilddir";
-	if test "$kmajor" -gt 2 -o "$kminor" -gt 6 -o "$kmicro" -gt 36; then
-		echo "WARNING: You are trying a newer kernel. Results may vary. :-)";
-	elif test \( "$kmajor" -lt 2 -o \
-	    \( "$kmajor" -eq 2 -a "$kminor" -lt 6 \) -o \
-	    \( "$kmajor" -eq 2 -a "$kminor" -eq 0 -a "$kmicro" -lt 17 \) -o \
-	    \( "$kmajor" -eq 2 -a "$kminor" -eq 6 -a "$kmicro" -eq 18 -a \
-	    "$kstable" -lt 5 \) \); then
-		echo "ERROR: That kernel version is not supported. Please see INSTALL for minimum configuration.";
-		exit 1;
-	fi;
-fi;
-
 AC_SUBST([regular_CFLAGS])
 AC_SUBST([kbuilddir])
 AC_SUBST([xtlibdir])