anchor.diff:      "mirror://gnupg/libgcrypt/libgcrypt-${version}.tar.bz2"
     ];
   
  -  version = "1.7.5";
  +  version = "1.7.6";
   in
   stdenv.mkDerivation rec {
     name = "libgcrypt-${version}";
  
positive.code:   passthru = {
      srcVerification = fetchurl rec {
        failEarly = true;
        urls = tarballUrls "1.7.5";
        pgpsigUrls = map (n: "${n}.sig") urls;
        pgpKeyFingerprints = [
          # Werner Koch
  
negative.code:   src = fetchurl {
      url = tarballUrls version;
      hashOutput = false;
      sha256 = "626aafee84af9d2ce253d2c143dc1c0902dda045780cc241f39970fc60be05bc";
    };
  
    buildInputs = [
  