anchor.diff:      maintainers = [ maintainers.AndersonTorres ];
     };
   }
  -
  -# TODO: investigate support for WEBP (its autodetection is failing)
  
positive.code:     "--with-x"
      "--enable-modelock"
      "--enable-randr"
      "--enable-magick"
    ];
  
    meta = with stdenv.lib; {
  
negative.code: 
  stdenv.mkDerivation rec {
    pname = "windowmaker";
    version = "0.95.9";
    srcName = "WindowMaker-${version}";
  
    src = fetchurl {
      url = "http://windowmaker.org/pub/source/release/${srcName}.tar.gz";
      sha256 = "055pqvlkhipyjn7m6bb3fs4zz9rd1ynzl0mmwbhp05ihc3zmh8zj";
    };
  
    nativeBuildInputs = [ pkgconfig ];
  