libgnome-keyring-dev.tcz
   libgnome-keyring.tcz
      eggdbus.tcz
         dbus-glib.tcz
            dbus.tcz
               expat2.tcz
            glib2.tcz
               libffi.tcz
      libgcrypt.tcz
         libgpg-error.tcz
   glib2-dev.tcz
      glib2.tcz
         libffi.tcz
      libffi-dev.tcz
      perl5.tcz
   libgcrypt-dev.tcz
      libgcrypt.tcz
         libgpg-error.tcz
      libgpg-error-dev.tcz
         libgpg-error.tcz