Ok, very simple Anroid.MK
LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)
LOCAL_MODULE := helloworld
LOCAL_SRC_FILES := ../hello.c
include $(BUILD_SHARED_LIBRARY)
What APP_PLATFORM used by default ? This my platforms in NDK folders:
android-12\
android-13\
android-14\
android-15\
android-16\
android-17\
android-18\
android-19\
android-21\
android-3\
android-4\
android-5\
android-8\
android-9\
So ?