Android NDK r5 modification for ffmpeg-android

Change asm to __asm__ at line 25 in android-ndk-r5/platforms/android-3/arch-arm/usr/include/asm/byteorder.h

Environment variable PATH location

Environment variable PATH location: /etc/paths

To export other variable, ie. NDK, adding it to ~/.profile. something like this
export NDK=~/Library/android-ndk-r4b

Or

vi ~/.bashrc
PATH=/opt/crosstool/arm-none-linux-gnueabi-4.4.0_ARMv5TE/bin:$PATH

Notes to link the shared library in native C code

Notes to link the shared library in native C code:

Ex. libtest.so

. Add LOCAL_SHARED_LIBRARY := libtest.so in Android.mk

. Add LOCAL_LDLIBS := -ldl in Android.mk

. Copy libtest.so to PROJECT_DIR/obj/local/armeabi