--- a/configure.ac
+++ b/configure.ac
-@@ -44,7 +44,7 @@ regular_CFLAGS="-Wall -Waggregate-return
+@@ -44,7 +44,7 @@ regular_CFLAGS="-Wall -Waggregate-return -Wmissing-declarations \
if test -n "$kbuilddir"; then
AC_MSG_CHECKING([kernel version that we will build against])
-- krel="$(make -sC "$kbuilddir" M=$PWD kernelrelease)";
-+ krel="$(make -sC "$kbuilddir" M=$PWD kernelversion)";
- kmajor="${krel%%[[^0-9]]*}";
- kmajor="$(($kmajor+0))";
- krel="${krel:${#kmajor}}";
+- krel="$(make -sC "$kbuilddir" M=$PWD kernelrelease | $AWK -v 'FS=[[^0-9.]]' '{print $1; exit}')";
++ krel="$(make -sC "$kbuilddir" M=$PWD kernelversion | $AWK -v 'FS=[[^0-9.]]' '{print $1; exit}')";
+ save_IFS=$IFS;
+ IFS='.';
+ set x $krel;