[libgtop/wip/libgtop-ng] Fixed missing cache-id warning

[Robert Roth <robertroth src gnome org>]

commit 4cffb2f094c7730ee10a835ecd142a7e143c536e
Author: Robert Roth <robert roth off gmail com>
Date:   Wed Aug 21 15:43:10 2013 +0300

    Fixed missing cache-id warning

 libgtop-sysdeps.m4 |   16 ++++++++--------
 1 files changed, 8 insertions(+), 8 deletions(-)
---
diff --git a/libgtop-sysdeps.m4 b/libgtop-sysdeps.m4
index 161e1a6..6b1bde3 100644
--- a/libgtop-sysdeps.m4
+++ b/libgtop-sysdeps.m4
@@ -237,8 +237,8 @@ AC_DEFUN([GNOME_LIBGTOP_SYSDEPS],[
          fi
 
          AC_MSG_CHECKING(what we need to define to get struct msginfo)
-         AC_CACHE_VAL(msginfo_needs,
-           msginfo_needs=
+         AC_CACHE_VAL(cv_msginfo_needs,
+           cv_msginfo_needs=
            for def in nothing KERNEL _KERNEL; do
              AC_COMPILE_IFELSE([#define $def
 #include <sys/types.h>
@@ -254,21 +254,21 @@ main (void)
   return 0;
 }],
                [
-                 msginfo_needs=$def
-                 if test ${msginfo_needs} = KERNEL; then
+                 cv_msginfo_needs=$def
+                 if test ${cv_msginfo_needs} = KERNEL; then
                    AC_DEFINE(STRUCT_MSGINFO_NEEDS_KERNEL, 1,
                      [Define to 1 if we need to define KERNEL to get 'struct msginfo'])
-                 elif test ${msginfo_needs} = _KERNEL; then
+                 elif test ${cv_msginfo_needs} = _KERNEL; then
                    AC_DEFINE(STRUCT_MSGINFO_NEEDS__KERNEL, 1,
                      [Define to 1 if we need to define _KERNEL to get 'struct msginfo'])
                  fi
                ]
              )
-             test -n "${msginfo_needs}" && break
+             test -n "${cv_msginfo_needs}" && break
            done
          )
-         AC_MSG_RESULT($msginfo_needs)
-         if test -z "${msginfo_needs}"; then
+         AC_MSG_RESULT($cv_msginfo_needs)
+         if test -z "${cv_msginfo_needs}"; then
            AC_MSG_ERROR([Could not find the definition of 'struct msginfo'])
          fi
          ;;