anchor.diff:  
       services.xserver.modules =
         concatLists (catAttrs "modules" cfg.drivers) ++ [
  -        xorg.xorgserver
  +        pkgs.xorg-server
           pkgs.xf86-input-evdev
         ];
   
  
positive.code:             attrByPath [name] (
                if xorg ? ${"xf86video" + name} then {
                  modules = [ xorg.${"xf86video" + name} ];
                } else if ${"xf86-video-" + name} then {
                  modules = [ ${"xf86-video-" + name} ];
                } else null)
                knownVideoDrivers;
            in
  
negative.code:       ];
      };
      intel = {
        modules = [
          pkgs.xf86-video-intel
        ];
        driverName = "intel";
        extraConfig = ''
  