anchor.diff:      src = fetchurl {
         url = "mirror://cpan/authors/id/M/MI/MIKEM/DigestMD4/${name}.tar.gz";
         sha256 = "19ma1hmvgiznq95ngzvm6v4dfxc9zmi69k8iyfcg6w14lfxi0lb6";
  +    };
  +  };
  +
  +  DigestMD5 = buildPerlPackage {
  +    name = "Digest-MD5-2.54";
  +    src = fetchurl {
  +      url = mirror://cpan/authors/id/G/GA/GAAS/Digest-MD5-2.54.tar.gz;
  +      sha256 = "90de11e3743ef1c753a5c2032b434e09472046fbcf346996cbe5d135b217f390";
  +    };
  +    meta = {
  +      description = "Perl interface to the MD-5 algorithm";
  +      license = "perl";
       };
     };
   
  
positive.code:       sha256 = "b72fec6590160737cba97293c094962adf4f7d44d9e68dde7062ecec13f4b2c3";
      };
      propagatedBuildInputs = [ TestScript ];
    };
  
    FinanceQuote = buildPerlPackage rec {
  
negative.code:     };
    };
  
    DateTimeFormatDateParse = buildPerlPackage {
      name = "DateTime-Format-DateParse-0.05";
      src = fetchurl {
        url = mirror://cpan/authors/id/J/JH/JHOBLITT/DateTime-Format-DateParse-0.05.tar.gz;
        sha256 = "f6eca4c8be66ce9992ee150932f8fcf07809fd3d1664caf200b8a5fd3a7e5ebc";
      };
      propagatedBuildInputs = [ DateTime DateTimeTimeZone TimeDate ];
      meta = {
        description = "Parses Date::Parse compatible formats";
        license = "perl";
      };
    };
  
    DateTimeFormatFlexible = buildPerlPackage {
      name = "DateTime-Format-Flexible-0.26";
      src = fetchurl {
  