Change draw order with zOrder in Cocos2dx

When we add file in cocos2dx
Include new c++ file in file.
In this situation use wildcard for do not write one by one.

let's see example,include c++ files in directory name class.
In file

FILE_LIST := $(wildcard $(LOCAL_PATH)/../../../Classes/*.cpp)

LOCAL_SRC_FILES := hellocpp/main.cpp


First only include hellocpp/main.cpp file.
And use wildcard for include all files in Classes

I confirm version 3.16