anchor.diff:      };
     };
   
  -  ExtUtilsCommand = ExtUtilsMakeMaker;
  -
     Expect = buildPerlPackage {
       name = "Expect-1.35";
       src = fetchurl {
  
positive.code:      };
    };
  
    I18NCollate = null; # part of Perl 5.22
  
    iCalParser = buildPerlPackage rec {
      name = "iCal-Parser-1.21";
      src = fetchurl {
  
negative.code:     };
    };
  
    SubIdentify = buildPerlPackage rec {
      name = "Sub-Identify-0.14";
      src = fetchurl {
  