配置了sdk,ndk,adt,编译似乎出问题了,却跑起来了

15:09:08 **** Incremental Build of configuration Default for project TestE ****
bash D:/cocos2d-x/cocos2d-x-2.2.1/projects/TestE/proj.android/build_native.sh
NDK_ROOT = /cygdrive/D/android-ndk-r8b
COCOS2DX_ROOT = /cygdrive/d/cocos2d-x/cocos2d-x-2.2.1/projects/TestE/proj.android/…/…/…
APP_ROOT = /cygdrive/d/cocos2d-x/cocos2d-x-2.2.1/projects/TestE/proj.android/…
APP_ANDROID_ROOT = /cygdrive/d/cocos2d-x/cocos2d-x-2.2.1/projects/TestE/proj.android
Using prebuilt externals
D:/cocos2d-x/cocos2d-x-2.2.1/projects/TestE/proj.android/build_native.sh: line 76: /cygdrive/D/android-ndk-r8b
/ndk-build: No such file or directory
15:09:10 Build Finished (took 1s.755ms)


最后说,没有找到/ndk-build,是不是出什么问题了?
虽然跑起来了,会不会有什么毛病.