掌機 - Z-Pocket Game Pro (ZPG Pro) - Build libvorbis v1.3.2


參考資訊：
https://www.libsdl.org/projects/SDL_mixer/

步驟如下： 

$ export TARGETMACH=arm-linux
$ export BUILDMACH=aarch64
$ export CROSS=arm-linux-gnueabihf-
$ export CC=${CROSS}gcc
$ export LD=${CROSS}ld
$ export AS=${CROSS}as
$ export CXX=${CROSS}g++

$ cd 
$ wget https://ftp.osuosl.org/pub/xiph/releases/vorbis/libvorbis-1.3.2.tar.gz
$ tar xvf libvorbis-1.3.2.tar.gz
$ cd libvorbis-1.3.2
$ ./configure --prefix=/usr/arm-linux-gnueabihf --build=arm-linux-gnueabihf --host=arm-linux
$ make -j4