anchor.diff:      buildInputs = attrs.buildInputs ++ [xorg.libXfixes xorg.libXScrnSaver xorg.pixman];
       nativeBuildInputs = attrs.nativeBuildInputs ++ [args.autoreconfHook xorg.utilmacros];
       configureFlags = "--with-default-dri=3 --enable-tools";
  +
  +    meta = attrs.meta // {
  +      platforms = ["i686-linux" "x86_64-linux"];
  +    };
     };
   
     xf86videoxgi = attrs: attrs // {
  
positive.code:       "--with-xorg-conf-dir=$(out)/share/X11/xorg.conf.d"
        "--with-udev-rules-dir=$(out)/lib/udev/rules.d"
      ];
    };
  
    # Obsolete drivers that don't compile anymore.
  
negative.code: 
    xf86videovmware = attrs: attrs // {
      buildInputs =  attrs.buildInputs ++ [ args.mesa_drivers ]; # for libxatracker
      meta = attrs.meta // {
        platforms = ["i686-linux" "x86_64-linux"];
      };
    };
  
    xf86videoqxl = attrs: attrs // {
      buildInputs =  attrs.buildInputs ++ [ args.spice_protocol ];
    };
  
    xf86videosiliconmotion = attrs: attrs // {
      meta = attrs.meta // {
        platforms = ["i686-linux" "x86_64-linux"];
      };
    };
  
    xdriinfo = attrs: attrs // {
  