anchor.diff:      };
     };
   
  +  prefork = buildPerlPackage {
  +    name = "prefork-1.04";
  +    src = fetchurl {
  +      url = mirror://cpan/authors/id/A/AD/ADAMK/prefork-1.04.tar.gz;
  +      sha256 = "1xzxx9wgrrfl1ys05yglp2q3bwscvdzlnsiybqk8drbvwlzj5kz3";
  +    };
  +    meta = {
  +      description = "Optimized module loading for forking or non-forking processes";
  +      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
  +    };
  +  };
  +
     PodPerldoc = buildPerlPackage rec {
       name = "Pod-Perldoc-3.28";
       src = fetchurl {
  
positive.code:      };
    };
  
    NTLM = buildPerlPackage rec {
      name = "NTLM-1.09";
      src = fetchurl {
  
negative.code:       license = "open_source";
        maintainers = with maintainers; [ ];
        platforms   = stdenv.lib.platforms.unix;
      };
    };
  
    StatisticsCaseResampling = buildPerlPackage {
      name = "Statistics-CaseResampling-0.15";
      src = fetchurl {
        url = mirror://cpan/authors/id/S/SM/SMUELLER/Statistics-CaseResampling-0.15.tar.gz;
        sha256 = "11whlh2dl7l6wrrnfmpbsg7ldcn316iccl1aaa4j5lqhdyyl6745";
      };
      meta = {
        description = "Efficient resampling and calculation of medians with confidence intervals";
      };
    };
  
  