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-rw-r--r--gtk/gtkoptionmenu.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/gtk/gtkoptionmenu.h b/gtk/gtkoptionmenu.h
index 936eb7d014..cc2e0ffb5e 100644
--- a/gtk/gtkoptionmenu.h
+++ b/gtk/gtkoptionmenu.h
@@ -64,6 +64,12 @@ struct _GtkOptionMenuClass
GtkButtonClass parent_class;
void (*changed) (GtkOptionMenu *option_menu);
+
+ /* Padding for future expansion */
+ void (*_gtk_reserved1) (void);
+ void (*_gtk_reserved2) (void);
+ void (*_gtk_reserved3) (void);
+ void (*_gtk_reserved4) (void);
};