kernelversion.m4 revision cc2ee177dbb3befca43e36cfc56778b006c3d050 
1dnl AX_KERNEL_VERSION(major, minor, level, comparison, action-if-true, action-if-false)
2AC_DEFUN([AX_KERNEL_VERSION], [
3SAVE_CFLAGS=$CFLAGS
4CFLAGS="-I$KINC -D__KERNEL__ -Werror"
5AC_TRY_COMPILE( 
6  [
7  #include <linux/version.h>
8  #include <linux/config.h>
9  ],
10  [
11  #if LINUX_VERSION_CODE $4 KERNEL_VERSION($1, $2, $3)
12  break_me_hard(\\\);
13  #endif
14  ],
15[$5],[$6],)
16CFLAGS=$SAVE_CFLAGS
17])
18