alsa.tcz
   alsa-modules-3.2.27.tcz
   libasound.tcz
   libasound-bin.tcz
   alsa-utils.tcz
      libasound.tcz
      ncurses.tcz
         ncurses-common.tcz
   alsa-plugins.tcz
      libasound.tcz
      libsamplerate.tcz
         libsndfile.tcz
            flac.tcz
               libiconv.tcz
               libogg.tcz
            libvorbis.tcz
               libogg.tcz
      speex.tcz
         libogg.tcz