anchor.diff:    src = fetchurl {
       urls = tarballUrls major minor;
       allowHashOutput = false;
  -    sha256 = "17zmpnqpdh5n409zcvhlc16cj16s15q3blfbxxzgycxxmjsc4cka";
  +    sha256 = "70ef9c9f95822d363036c6e6b5479750e5b7fc34f50e750c3464a98ec65a9ab8";
     };
   
     # This fixes some broken parallel dependencies
  
positive.code:       wkennington
      ];
      platforms = with platforms;
        i686-linux
        ++ x86_64-linux;
    };
  }
  
negative.code:     "ftp://ftp.gnutls.org/gcrypt/gnutls/v${major}/gnutls-${major}.${minor}.tar.xz"
    ];
    major = "3.4";
    minor = "11";
  in
  
  stdenv.mkDerivation rec {
  