git: 9front

ref: 1232aba56329ef87a449ff9b8c7ab8ead8ab61c1
dir: /sys/src/cmd/audio/

config
flacdec/
libFLAC/
libogg/
libvorbis/
mkfile
mp3dec/
mp3enc/
oggdec/
oggenc/
wavdec/