diff -r bc89e3fba1a5 -r 5fcbd29151d2 configure.ac
--- a/configure.ac	Tue Feb 13 13:36:31 2007 +0000
+++ b/configure.ac	Tue Feb 13 13:42:37 2007 +0000
@@ -3,7 +3,7 @@
 #------------------------------------------------------------------------------
 
 AC_PREREQ(2.59)
-AC_INIT([ethercat],[1.1.1],[fp@igh-essen.com])
+AC_INIT([ethercat],[1.2.0-rc2],[fp@igh-essen.com])
 AC_CONFIG_AUX_DIR([autoconf])
 AM_INIT_AUTOMAKE([-Wall -Werror dist-bzip2])
 AC_PREFIX_DEFAULT([/opt/etherlab])
@@ -50,10 +50,15 @@
 fi
 
 # Try to get kernel release string
-if test -r ${sourcedir}/.kernelrelease; then
+if test -r ${sourcedir}/include/config/kernel.release; then
+    kernelrelease=`cat $sourcedir/include/config/kernel.release`
+elif test -r ${sourcedir}/.kernelrelease; then
     kernelrelease=`cat $sourcedir/.kernelrelease`
+elif test -r ${sourcedir}/include/linux/utsrelease.h; then
+    hdr=${sourcedir}/include/linux/utsrelease.h
+    kernelrelease=`grep UTS_RELEASE $hdr | cut -d " " -f 3- | tr -d \"`
 elif test -r ${sourcedir}/include/linux/version.h; then
-    hdr=$sourcedir/include/linux/version.h
+    hdr=${sourcedir}/include/linux/version.h
     kernelrelease=`grep UTS_RELEASE $hdr | cut -d " " -f 3- | tr -d \"`
 fi
 
@@ -63,7 +68,7 @@
 fi
 
 # Extract three numbers from kernel release string
-linuxversion=`echo $kernelrelease | grep -oE [[0-9]]+\.[[0-9]]+\.[[0-9]]+`
+linuxversion=`echo $kernelrelease | grep -oE "^[[0-9]]+\.[[0-9]]+\.[[0-9]]+"`
 
 AC_SUBST(LINUX_SOURCE_DIR,[$sourcedir])
 AC_SUBST(LINUX_KERNEL_RELEASE,[$kernelrelease])