anchor.diff:      gsettings-desktop-schemas
       gtk
       #ibus
  -    inputproto
       lcms2
       libcanberra
       libgudev
  
positive.code:     upower
      wayland
      xf86-input-wacom
      xf86miscproto
      xorg.xkeyboardconfig
      xproto
    ];
  
    configureFlags = [
  
negative.code: , upower
  , wayland
  , xf86-input-wacom
  #, xkeyboardconfig
  , xorg
  , xorgproto
  
  , channel
  }:
  