anchor.diff:      "mirror://gnupg/libgcrypt/libgcrypt-${version}.tar.bz2"
     ];
   
  -  version = "1.8.0";
  +  version = "1.8.1";
   in
   stdenv.mkDerivation rec {
     name = "libgcrypt-${version}";
  
positive.code:   src = fetchurl {
      urls = tarballUrls version;
      hashOutput = false;
      sha256 = "23e49697b87cc4173b03b4757c8df4314e3149058fa18bdc4f82098f103d891b";
    };
  
    buildInputs = [
  
negative.code:         # NIIBE Yutaka
          "031E C253 6E58 0D8E A286  A9F2 2071 B08A 33BD 3F06"
        ];
        outputHash = "7a2875f8b1ae0301732e878c0cca2c9664ff09ef71408f085c50e332656a78b3";
        inherit (src) outputHashAlgo;
      };
    };
  