anchor.diff:      jdk
       libGL
       libGLU
  -    libX11
       libjpeg
       libpng
       libtiff
  
positive.code: 
  stdenv.mkDerivation rec {
    pname = "sumo";
    version = "1.8.0";
  
    src = fetchFromGitHub {
      owner = "eclipse";
      repo = "sumo";
      rev = "v${lib.replaceStrings ["."] ["_"] version}";
      sha256 = "1w9im1zz8xnkdwmv4v11kn1xcqm889268g1fw4y2s9f6shi41mxx";
      fetchSubmodules = true;
    };
  
  
negative.code:     zlib
      python3
    ] ++ (with xorg; [
      libX11
      libXcursor
      libXext
      libXfixes
  