anchor.diff:  , libxdamage
   , libxext
   , libxfixes
  +, libxrandr
   , libxshmfence
   , llvm
   , lm-sensors
  
positive.code:     optionalString
      splitString;
  
    version = "18.1.5";
  
    # This is the default search path for DRI drivers
    driverSearchPath = "/run/opengl-drivers/${stdenv.targetSystem}";
  
negative.code:         + head (splitString "." version)
          + ".x/${version}/mesa-${version}.tar.xz")
      ];
      multihash = "QmaoXthnE2kd2AikjEQNMUx9KxpgyS3ywxB55CTCbbxdDr";
      hashOutput = false;  # Provided by upstream directly
      sha256 = "e2bf83c17e1abdecb1ee81af22652e27e9aa38f963e95e60f34275cc0376304f";
    };
  
    nativeBuildInputs = [
  