anchor.diff:  
     CryptSSLeay = buildPerlPackage {
       pname = "Crypt-SSLeay";
  -    version = "0.72";
  -    src = fetchurl {
  -      url = mirror://cpan/authors/id/N/NA/NANIS/Crypt-SSLeay-0.72.tar.gz;
  -      sha256 = "1s7zm6ph37kg8jzaxnhi4ff4snxl7mi5h14arxbri0kp6s0lzlzm";
  -    };
  +    version = "0.73_06";
  +    src = fetchurl {
  +      url = "mirror://cpan/authors/id/N/NA/NANIS/Crypt-SSLeay-0.73_06.tar.gz";
  +      sha256 = "0b159lw3ia5r87qsgff3qhdnz3l09xcz04rbk4ji7fbyr12wmv7q";
  +    };
  +
       makeMakerFlags = "--libpath=${pkgs.openssl.out}/lib --incpath=${pkgs.openssl.dev}/include";
       buildInputs = [ PathClass ];
  -    propagatedBuildInputs = [ LWPProtocolHttps ];
  +    propagatedBuildInputs = [ LWPProtocolHttps BytesRandomSecure ];
     };
   
     CSSDOM = buildPerlPackage {
  
positive.code:     };
    };
  
    CacheCache = buildPerlPackage {
      pname = "Cache-Cache";
      version = "1.08";
  
negative.code:     propagatedBuildInputs = [ CaptureTiny ModuleFind Moo SubExporter TypeTiny namespaceclean ];
      meta = {
        description = "Get weak or strong random data from pluggable sources";
        license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
      };
    };
  
    CryptRandomTESHA2 = buildPerlPackage {
      pname = "Crypt-Random-TESHA2";
      version = "0.01";
      src = fetchurl {
        url = "mirror://cpan/authors/id/D/DA/DANAJ/Crypt-Random-TESHA2-0.01.tar.gz";
        sha256 = "a0912b42c52be173da528d5527e40d967324bc04ac78d9fc2ddc91ff16fe9633";
      };
      meta = {
        homepage = "https://github.com/danaj/Crypt-Random-TESHA2";
        description = "Random numbers using timer/schedule entropy, aka userspace voodoo entropy";
        license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
      };
    };
  