vorbis-tools.tcz
   curl.tcz
      libidn.tcz
      libssh2.tcz
         libgcrypt.tcz
            libgpg-error.tcz
      openssl-1.0.1.tcz
   flac.tcz
      libogg.tcz
   libao.tcz
      libasound.tcz
   libvorbis.tcz
      libogg.tcz
   speex.tcz
      libogg.tcz