--- a/configure.ac | |
+++ b/configure.ac | |
@@ -381,7 +381,7 @@ case "${host_os}" in | |
# Ok, this is linux. Check the kernel version | |
AC_MSG_CHECKING([for the kernel version]) | |
- kernel=`uname -r` | |
+ kernel=${UNAME_R:-`uname -r`} | |
case "${kernel}" in | |
0.*|1.*|2.0.*|2.1.*|2.2.*|2.3.*|2.4.*|2.5.*) |