anchor.diff:  , libgudev
   , mesa_noglu
   , zenity
  -, xkeyboard_config
   , libxkbcommon
   , libinput
   , systemd
  
positive.code:     systemd
      upower
      wayland
      xkeyboard_config
      xorg.libICE
      xorg.libSM
      xorg.libX11
  
negative.code:     xorg.libxkbfile
      xorg.libXrandr
      xorg.libXrender
      xorg.xkeyboardconfig
      zenity
    ];
  
  