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