急求解答:libpng.a libjpeg.a libtiff.a libwebp.a No such file or directory

错误:
SharedLibrary : libcocos2dcpp.so
arm-linux-androideabi-g++: error: D:cocos2d-x-2.1.5cocos2dxplatformthird_partyandroidprebuilt/libpng/libs/armeabi/libpng.a: No such file or directory
arm-linux-androideabi-g++: error: D:cocos2d-x-2.1.5cocos2dxplatformthird_partyandroidprebuilt/libjpeg/libs/armeabi/libjpeg.a: No such file or directory
arm-linux-androideabi-g++: error: D:cocos2d-x-2.1.5cocos2dxplatformthird_partyandroidprebuilt/libtiff/libs/armeabi/libtiff.a: No such file or directory
arm-linux-androideabi-g++: error: D:cocos2d-x-2.1.5cocos2dxplatformthird_partyandroidprebuilt/libwebp/libs/armeabi/libwebp.a: No such file or directory
make.exe: *** Error 1

写不写
$(call import-add-path,d:/cocos2d-x-2.1.5/cocos2dx/platform/third_party/android/prebuilt/libjpeg)
都报错

而且 为什么路径 D:cocos2d-x-2.1.5cocos2dxplatformthird_partyandroidprebuilt 是连着的没有 /

不是都說了嗎
檔案遺失
這是因為github上cocos2dx檔案少了

这个问题的解决方案是什么 ?