Use external faad library for AAC decoding

Packages describing “faad” as local USE flag

Package “faad” Flag Description
media-video/mplayer Use external faad library for AAC decoding
media-sound/mpd Use external faad library for AAC decoding
media-video/vlc Enable AAC audio decoding library support via media-libs/faad2

All packages providing a “faad” USE flag (3)