anchor.diff: -{ lib, stdenv, fetchFromGitHub
  +{ lib
  +, stdenv
  +, fetchFromGitHub
   , cmake
   }:
   
  
positive.code:       and buffer management for the Intel(R) Graphics Compute Runtime for
        OpenCL(TM) and the Intel(R) Media Driver for VAAPI.
      '';
      platforms = [ "x86_64-linux" ];
      maintainers = with maintainers; [ primeos ];
    };
  }
  
negative.code:   version = "21.2.2";
  
    src = fetchFromGitHub {
      owner = "intel";
      repo = "gmmlib";
      rev = "${pname}-${version}";
      sha256 = "134l0d74ai4mqlp244nvkvg3mgzbzy20mjd274yay8g8hvb1g90v";
    };
  
  