[glib/glib-2-22] Avoid compilation warning from MSVC

[Tor Lillqvist <tml src gnome org>]

commit bd6dce6046c908424ac284b53a49d58d0ef0665a
Author: Haakon Sporsheim <haakon sporsheim gmail com>
Date:   Tue Jan 5 11:28:43 2010 +0200

    Avoid compilation warning from MSVC
    
    Signed-off-by: Tor Lillqvist <tml iki fi>

 glib/gutils.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/glib/gutils.h b/glib/gutils.h
index 46c372c..bb4da80 100644
--- a/glib/gutils.h
+++ b/glib/gutils.h
@@ -287,7 +287,7 @@ void	g_atexit		(GVoidFunc    func);
  * wants the function to be called when it *itself* exits (or is
  * detached, in case the caller, too, is a DLL).
  */
-#if defined(__MINGW_H) && !defined(_STDLIB_H_)
+#if (defined(__MINGW_H) && !defined(_STDLIB_H_)) || (defined(_MSC_VER) && !defined(_INC_STDLIB))
 int atexit (void (*)(void));
 #endif
 #define g_atexit(func) atexit(func)