--- fuse.old/kernel/configure	2007-04-01 21:04:47.000000000 +0200
+++ fuse.dev/kernel/configure	2007-04-01 21:05:44.000000000 +0200
@@ -1851,7 +1851,9 @@
 
 	{ echo "$as_me:$LINENO: checking kernel source version" >&5
 echo $ECHO_N "checking kernel source version... $ECHO_C" >&6; }
-	if test -r $kernelbuild/include/linux/version.h && fgrep -q UTS_RELEASE $kernelbuild/include/linux/version.h; then
+	if [ -n "$kernsrcver" ]; then
+		echo "$kernsrcver (cached)"
+	elif test -r $kernelbuild/include/linux/version.h && fgrep -q UTS_RELEASE $kernelbuild/include/linux/version.h; then
 		kernsrcver=`(echo "#include <linux/version.h>"; echo "kernsrcver=UTS_RELEASE") | cpp -I $kernelbuild/include | grep "^kernsrcver=" | cut -d \" -f 2`
 	elif test -r $kernelbuild/include/linux/utsrelease.h && fgrep -q UTS_RELEASE $kernelbuild/include/linux/utsrelease.h; then
 		kernsrcver=`(echo "#include <linux/utsrelease.h>"; echo "kernsrcver=UTS_RELEASE") | cpp -I $kernelbuild/include | grep "^kernsrcver=" | cut -d \" -f 2`
