avoid crash on null temp_window, thanks Phillip Kutin!

[freeglut] / src / fg_menu.c

diff --git a/src/fg_menu.c b/src/fg_menu.c
index 9b40bfe..4f8e1a6 100644 (file)
--- a/src/fg_menu.c
+++ b/src/fg_menu.c
@@ -791,7 +791,7 @@ void fghCalculateMenuBoxSize( void )
 /*
  * Creates a new menu object, adding it to the freeglut structure
  */
-int FGAPIENTRY glutCreateMenu( void(* callback)( int ) )
+int FGAPIENTRY glutCreateMenu( FGCBMenu callback )
 {
     /* The menu object creation code resides in freeglut_structure.c */
     FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutCreateMenu" );