configure: add configure checks to compile kernel modules

There're new configure options added to tune modules building process.
New m4 function tries to determine if kernel-devel package is available
and sets makefile's variables (WITH_MODULES, ...) accordingly.

Signed-off-by: Alexey Kodanev <alexey.kodanev@oracle.com>
Acked-by: Cyril Hrubis <chrubis@suse.cz>
diff --git a/configure.ac b/configure.ac
index f217f50..f0fc6b0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -167,5 +167,6 @@
 LTP_CHECK_ACL_SUPPORT
 LTP_CHECK_FS_IOC_FLAGS
 LTP_CHECK_MREMAP_FIXED
+LTP_CHECK_KERNEL_DEVEL
 
 AC_OUTPUT