anchor.diff:      };
     };
   
  +  DevelDeclare = buildPerlPackage {
  +    name = "Devel-Declare-0.006011";
  +    src = fetchurl {
  +      url = mirror://cpan/authors/id/Z/ZE/ZEFRAM/Devel-Declare-0.006011.tar.gz;
  +      sha256 = "0wqa9n4mdlsld4cmhy2mg8ncqr5gsra1913x0kypisgdqvviin2k";
  +    };
  +    buildInputs = [ BHooksOPCheck ExtUtilsDepends ];
  +    propagatedBuildInputs = [ BHooksEndOfScope BHooksOPCheck SubName ];
  +    meta = {
  +      description = "Adding keywords to perl, in perl";
  +      license = "perl";
  +    };
  +  };
  +
     DevelGlobalDestruction = buildPerlPackage {
       name = "Devel-GlobalDestruction-0.09";
       src = fetchurl {
  
positive.code:     src = fetchurl {
        url = "mirror://cpan/modules/by-module/Math/${name}.tar.gz";
        sha256 = "194dvggf1cmzc701j4wma38jgrcv2pwwzk69rnysjjdcjdv6y255";
      };
    };
  
  
negative.code:       homepage = http://metacpan.org/release/B-Hooks-EndOfScope;
        description = "Execute code after a scope finished compilation";
        license = "perl5";
      };
    };
  
    BHooksOPCheck = buildPerlPackage {
      name = "B-Hooks-OP-Check-0.19";
      src = fetchurl {
        url = mirror://cpan/authors/id/Z/ZE/ZEFRAM/B-Hooks-OP-Check-0.19.tar.gz;
        sha256 = "0pp1piv74pv9irqlvl5xcs2dvzbb74niwjhnj6dsckxf1j34mzrg";
      };
      buildInputs = [ ExtUtilsDepends ];
      meta = {
        description = "Wrap OP check callbacks";
        license = "perl";
      };
    };
  
  