libstartup-notification-dev.tcz
   libstartup-notification.tcz
      libX11.tcz
         libxcb.tcz
            libXau.tcz
            libXdmcp.tcz
   libX11-dev.tcz
      libX11.tcz
         libxcb.tcz
            libXau.tcz
            libXdmcp.tcz
      libxcb-dev.tcz
         libxcb.tcz
            libXau.tcz
            libXdmcp.tcz
         libXau-dev.tcz
            libXau.tcz
         libXdmcp-dev.tcz
            libXdmcp.tcz
         xcb-proto.tcz
            xorg-proto.tcz
               util-macros.tcz
                  m4.tcz
      xtrans.tcz