gdal.tcz
   curl.tcz
      libssh2.tcz
         libgcrypt.tcz
            libgpg-error.tcz
      libidn.tcz
   libgeotiff.tcz
      proj.tcz
      libtiff.tcz
         liblzma.tcz
         libjpeg.tcz
      libjpeg.tcz
      liblzma.tcz
   expat2.tcz
   libpng.tcz
   jasper.tcz
      gcc_libs.tcz
      libjpeg.tcz
   sqlite3.tcz
   giflib.tcz