DEVEL15-sysctl-table-checking-modpost-fun-fun-20080127

[openafs.git] / src / cf / linux-test4.m4

diff --git a/src/cf/linux-test4.m4 b/src/cf/linux-test4.m4
index 22c2631..48bbe30 100644 (file)
--- a/src/cf/linux-test4.m4
+++ b/src/cf/linux-test4.m4
@@ -950,16 +950,6 @@ _fop.splice_read(NULL, NULL, NULL, 0, 0);],
       ac_cv_linux_fs_struct_fop_has_splice=no)])
   AC_MSG_RESULT($ac_cv_linux_fs_struct_fop_has_splice)])
 
-AC_DEFUN([LINUX_KEY_TYPE_H_EXISTS], [
-  AC_MSG_CHECKING([whether linux/key-type.h exists])
-  AC_CACHE_VAL([ac_cv_linux_key_type_h_exists], [
-    AC_TRY_KBUILD(
-[#include <linux/key-type.h>],
-[return;],
-      ac_cv_linux_key_type_h_exists=yes,
-      ac_cv_linux_key_type_h_exists=no)])
-  AC_MSG_RESULT($ac_cv_linux_key_type_h_exists)])
-
 AC_DEFUN([LINUX_HAVE_CURRENT_KERNEL_TIME], [
   AC_MSG_CHECKING([for current_kernel_time()])
   AC_CACHE_VAL([ac_cv_linux_have_current_kernel_time], [
@@ -988,8 +978,9 @@ AC_DEFUN([LINUX_SYSCTL_TABLE_CHECKING], [
   AC_CACHE_VAL([ac_cv_linux_sysctl_table_checking], [
     AC_TRY_KBUILD(
 [#include <linux/sysctl.h>],
-[ sysctl_check_table(NULL);],
-      ac_cv_linux_sysctl_table_checking=yes,
-      ac_cv_linux_sysctl_table_checking=no)])
-  AC_MSG_RESULT($ac_cv_linux_sysctl_table_checking)])
+[ extern int sysctl_check_table(int) __attribute__((weak));
+sysctl_check_table(NULL);],
+ ac_cv_linux_sysctl_table_checking=no,
+ ac_cv_linux_sysctl_table_checking=yes)])
+AC_MSG_RESULT($ac_cv_linux_sysctl_table_checking)])