tiff-dev.tcz
   tiff-bin.tcz
      libtiff.tcz
         libjpeg-turbo.tcz
         liblzma.tcz
   liblzma-dev.tcz
      liblzma.tcz
   freeglut-dev.tcz
   glu-dev.tcz
   libjpeg-turbo-dev.tcz
      libjpeg-turbo-bin.tcz
         libjpeg-turbo.tcz