gsettings-desktop-schemas-dev.tcz
   gsettings-desktop-schemas.tcz
      glib2.tcz
         gamin.tcz
         libffi.tcz
   glib2-dev.tcz
      glib2.tcz
         gamin.tcz
         libffi.tcz
      gamin-dev.tcz
         gamin.tcz
      libffi-dev.tcz
         libffi.tcz