anchor.diff:  , upower
   , wayland
   , wayland-protocols
  -#, xkeyboardconfig
  +, xkeyboard-config
   , xorg
   , xorg-server
   , xorgproto
  
positive.code:     upower
      wayland
      wayland-protocols
      #xkeyboardconfig
      xorg.xkeyboardconfig
      xorgproto
      zenity
    ];
  
negative.code:     libxi
      libxinerama
      libxkbcommon
      libxkbfile
      libxrandr
      libxrender
      libxtst
      linux-headers
      opengl-dummy
      pango
  