https://github.com/cisco/openh264/releases
BUILD_LIBS=${HOME}/telecom/build_libs
export PATH=${BUILD_LIBS}/bin:${PATH}
make ENABLE64BIT=Yes
# make DESTDIR=${BUILD_LIBS} install
make install DESTDIR=${BUILD_LIBS} LIBDIR_NAME=lib PREFIX=
# cp include/* ${BUILD_LIBS}/include
# cp ./lib* ${BUILD_LIBS}/lib