anchor.diff:    src = fetchurl {
       urls = tarballUrls version;
       hashOutput = false;
  -    sha256 = "401a3e64780fdfa6d7670de0880aa5c9d589b3db7a7098979d7606cec546f2ec";
  +    sha256 = "3fa189a32d4fb62147874eb1389047c267d9ba088f57ab521cb0df46f08aef57";
     };
   
     nativeBuildInputs = [
  
positive.code:     "mirror://gnupg/gnupg/gnupg-${version}.tar.bz2"
    ];
  
    version = "2.2.4";
  in
  stdenv.mkDerivation rec {
    name = "gnupg-${version}";
  
negative.code:         "D238 EA65 D64C 67ED 4C30  73F2 8A86 1B1C 7EFD 60D9"
          "46CC 7308 65BB 5C78 EBAB  ADCF 0437 6F3E E085 6959"
        ];
        sha256 = "3fa189a32d4fb62147874eb1389047c267d9ba088f57ab521cb0df46f08aef57";
      };
    };
  
  