Hi, I am facing error while building libraries. I have NOT applied any of my customizations in Android_configuration.mk and proceeded for build with "mm" command. SOURCE DOWNLOAD: Downloaded ffmpeg-HEAD-aa86ccc.android.tar.gz Extracted it and placed the source folder "ffmpeg-android" in "/android/external" folder. ANDROID TOOL CHAIN: The following are the highest versions of tool chains available in folder /android/ndk/toolchains - 1.aarch64-linux-android-4.9 2.aarch64-linux-android-clang3.5 3.arm-linux-androideabi-4.9...