-static Lisp_Object Qtty_menu_navigation_map, Qtty_menu_exit;
-static Lisp_Object Qtty_menu_prev_item, Qtty_menu_next_item;
-static Lisp_Object Qtty_menu_next_menu, Qtty_menu_prev_menu;
-static Lisp_Object Qtty_menu_select, Qtty_menu_ignore;
-static Lisp_Object Qtty_menu_mouse_movement;
-