anchor.diff:      inherit (config.system) nixosVersion nixosCodeName;
     };
   
  +  /*
     nixos-gui = pkgs.xulrunnerWrapper {
       launcher = "nixos-gui";
       application = pkgs.stdenv.mkDerivation {
  
positive.code:     };
  
    };
  
    config = {
      environment.systemPackages =
  
negative.code:       };
      };
    };
    */
  
  in
  
  {
    /*
    options = {
  
      installer.enableGraphicalTools = pkgs.lib.mkOption {
  