extern void list_of_panes (Lisp_Object);
#if defined (USE_X_TOOLKIT) || defined (USE_GTK) || defined (HAVE_NTGUI) \
|| defined (HAVE_NS)
extern void free_menubar_widget_value_tree (widget_value *);
extern void update_submenu_strings (widget_value *);
extern void list_of_panes (Lisp_Object);
#if defined (USE_X_TOOLKIT) || defined (USE_GTK) || defined (HAVE_NTGUI) \
|| defined (HAVE_NS)
extern void free_menubar_widget_value_tree (widget_value *);
extern void update_submenu_strings (widget_value *);