xplanet.tcz
   Xorg-7.6-lib.tcz
      pixman.tcz
      libgcrypt.tcz
         libgpg-error.tcz
      bzip2-lib.tcz
      fontconfig.tcz
         expat2.tcz
   graphics-libs-1.tcz
   pango.tcz
      glib2.tcz
         libffi.tcz
      Xorg-7.6-lib.tcz
         pixman.tcz
         libgcrypt.tcz
            libgpg-error.tcz
         bzip2-lib.tcz
         fontconfig.tcz
            expat2.tcz
   fontconfig.tcz
      expat2.tcz
   libiconv.tcz