soundmodem-dev.tcz
   soundmodem.tcz
      libasound.tcz
      audiofile.tcz
      libxml2.tcz
         liblzma.tcz
   audiofile-dev.tcz
   libxml2-dev.tcz
      libxml2-bin.tcz
         libxml2.tcz
            liblzma.tcz
      liblzma-dev.tcz
         liblzma.tcz