X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1e6feb95a79834836e88143b15d9f424ebe79621..1c405bb51093fc7812fb66e7d47faac5707e02b5:/src/gtk/win_gtk.c

diff --git a/src/gtk/win_gtk.c b/src/gtk/win_gtk.c
index 2f41b1064c..db9045e73e 100644
--- a/src/gtk/win_gtk.c
+++ b/src/gtk/win_gtk.c
@@ -852,7 +852,7 @@ gtk_pizza_forall (GtkContainer *container,
 
     g_return_if_fail (container != NULL);
     g_return_if_fail (GTK_IS_PIZZA (container));
-    g_return_if_fail (callback != NULL);
+    g_return_if_fail (callback != (GtkCallback)NULL);
 
     pizza = GTK_PIZZA (container);