anchor.diff:      boolEn
       boolWt;
   
  -  version = "2.2.7";
  +  version = "2.2.8";
   in
   stdenv.mkDerivation rec {
     name = "cups-${version}";
  
positive.code:         outputHashAlgo
          urls;
        failEarly = true;
        pgpsigUrls = map (n: "${n}.sig") urls;
        pgpKeyFingerprint = "45D0 8394 6E30 3528 2B3C  CA9A F434 1042 35DA 97EB";
      };
    };
  
  
negative.code:     url = "https://github.com/apple/cups/releases/download/v${version}/"
        + "cups-${version}-source.tar.gz";
      hashOutput = false;
      sha256 = "3968fc1d26fc48727508db1c1380e36c6694ab90177fd6920aec5f6cc73af9e4";
    };
  
    buildInputs = [
  