G_CALLBACK(gtk_widget_destroyed), menup);
for(int n = 0; n < nitems; ++n) {
items[n].w = gtk_menu_item_new_with_label(items[n].name);
G_CALLBACK(gtk_widget_destroyed), menup);
for(int n = 0; n < nitems; ++n) {
items[n].w = gtk_menu_item_new_with_label(items[n].name);