Fix warning under gcc 3.2 in mingw

server/menu.c

@@ -327,6 +327,7 @@ void menu_update_screen (MenuItem *menu, Screen *s)
 			}
 			break;
 		  default:
+                      break;
 		}
 	}
 

server/menuitem.c

@@ -641,6 +641,8 @@ MenuResult menuitem_process_input_slider (MenuItem *item, MenuToken token, char
 			item->event_func (item, MENUEVENT_MINUS);
 	  	return MENURESULT_NONE;
 	  case MENUTOKEN_OTHER:
+          default:
+              break;
 	}
 
 	return MENURESULT_ERROR;