anchor.diff:    src = fetchurl {
       url = "${baseUrl}/${name}.tar.gz";
       hashOutput = false;
  -    sha256 = "e90561256a3271486162c1fbe8d614d118c333d36a4455be2af8688bd420a65d";
  +    sha256 = "35c6f381cc96bb25e4f924469f6ba3e57b3a16e0c2fb7e295a284a00d57ed335";
     };
   
     buildInputs = [
  
positive.code: }:
  
  let
    version = "3.31";
  
    baseUrl = "https://ftp.mozilla.org/pub/mozilla.org/security/nss/releases"
      + "/NSS_${stdenv.lib.replaceStrings ["."] ["_"] version}_RTM/src";
  
negative.code:       sha256 = "bb719d9acf4e3d984fc8885251daa7148e995a2691a040fb5c45f5dc05fc4ae0";
      })
      (fetchTritonPatch {
        rev = "cb1b429f5caaddd49687dc0a1348f5af555bcc72";
        file = "n/nss/0003-Add-pkgconfig-files.patch";
        sha256 = "ad8db1ad37e8accfd1213c9c4e5b0cb2b0e142c9ef2d0222062667a565cf380e";
      })
  	];
    preBuild = ''
      makeFlagsArray+=("SOURCE_PREFIX=$out")
    '';
  