anchor.diff:  
   stdenv.mkDerivation rec {
     pname = "wget2";
  -  version = "2.0.0";
  +  version = "2.0.1";
   
     outputs = [ "out" "lib" "dev" ];
   
  
positive.code: { lib
  , stdenv
  , fetchFromGitLab
  , fetchpatch
    # build support
  , autoreconfHook
  , flex
  
negative.code:     owner = "gnuwget";
      repo = pname;
      rev = "v${version}";
      sha256 = "sha256-9IOM8IA8Kezk3SP3YVenxQkm8UMZgD8/ztWoDNqM0vc=";
    };
  
    # wget2_noinstall contains forbidden reference to /build/
    postPatch = ''
  