APP_ALLOW_MISSING_DEPS=true 错误：
guanlin@ubuntu:~/OpenNI1.5/openni1.5/OpenNI/Platform/Android/jni$ ndk-build Android NDK: android-9 is unsupported. Using minimum supported version android-14.
/home/guanlin/program/android-ndk-r16b/build/core/build-binary.mk:693: Android NDK: Module NiSkeletonBenchmark depends on undefined modules: c usb
/home/guanlin/program/android-ndk-r16b/build/core/build-binary.mk:706: *** Android NDK: Aborting (set APP_ALLOW_MISSING_DEPS=true to allow missing dependencies) . Stop.
解决方法：
将
APP_ALLOW_MISSING_DEPS=true加入makefile中Android.mk 或者Application.mk中。