anchor.diff:    ];
   
     buildInputs = [
  +    shaderc
       SDL2
       glew
       libvorbis
  
positive.code: stdenv.mkDerivation rec {
  
    pname = "supertuxkart";
    version = "1.3";
  
    src = fetchFromGitHub {
      owner = "supertuxkart";
      repo = "stk-code";
      rev = version;
      sha256 = "1llyxkdc4m9gnjxqaxlpwvv3ayvpw2bfjzfkkrljaxhznq811g0l";
    };
  
    postPatch = ''
  
negative.code:     "graphics_engine"
      # Internal library of STK, nothing to do about it
      "graphics_utils"
      # Internal library.
      "simd_wrapper"
      # This irrlicht is bundled with cmake
      # whereas upstream irrlicht still uses
      # archaic Makefiles, too complicated to switch to.
  