anchor.diff:      };
     };
   
  -  CatalystEngineHTTPPrefork = buildPerlPackage rec {
  -    name = "Catalyst-Engine-HTTP-Prefork-0.51";
  -    src = fetchurl {
  -      url = "mirror://cpan/authors/id/A/AG/AGRUNDMA/${name}.tar.gz";
  -      sha256 = "1ygmrzc9akjaqfxid8br11ajj9qgfvhkimakcv4ffk4s5v7q2sii";
  -    };
  -    propagatedBuildInputs = [
  -      CatalystRuntime HTTPBody NetServer
  -      CookieXS HTTPHeaderParserXS
  -    ];
  -    buildInputs = [TestPod TestPodCoverage];
  -    patches = [
  -      # Fix chunked transfers (they were missing the final CR/LF at
  -      # the end, which makes curl barf).
  -      ../development/perl-modules/catalyst-fix-chunked-encoding.patch
  -    ];
  -
  -    meta = {
  -      # Depends on some old version of Catalyst-Runtime that contains
  -      # Catalyst::Engine::CGI. But those version do not compile.
  -      broken = true;
  -    };
  -  };
  +  # CatalystEngineHTTPPrefork = buildPerlPackage rec {
  +  #   name = "Catalyst-Engine-HTTP-Prefork-0.51";
  +  #   src = fetchurl {
  +  #     url = "mirror://cpan/authors/id/A/AG/AGRUNDMA/${name}.tar.gz";
  +  #     sha256 = "1ygmrzc9akjaqfxid8br11ajj9qgfvhkimakcv4ffk4s5v7q2sii";
  +  #   };
  +  #   propagatedBuildInputs = [
  +  #     CatalystRuntime HTTPBody NetServer
  +  #     CookieXS HTTPHeaderParserXS
  +  #   ];
  +  #   buildInputs = [TestPod TestPodCoverage];
  +  #   patches = [
  +  #     # Fix chunked transfers (they were missing the final CR/LF at
  +  #     # the end, which makes curl barf).
  +  #     ../development/perl-modules/catalyst-fix-chunked-encoding.patch
  +  #   ];
  +
  +  #   meta = {
  +  #     # Depends on some old version of Catalyst-Runtime that contains
  +  #     # Catalyst::Engine::CGI. But those version do not compile.
  +  #     broken = true;
  +  #   };
  +  # };
   
     CatalystManual = buildPerlPackage rec {
       name = "Catalyst-Manual-5.9009";
  
positive.code:       platforms = stdenv.lib.platforms.linux;
      };
    };
    
    PackageVariant = buildPerlPackage {
      name = "Package-Variant-1.002002";
      src = fetchurl {
  
negative.code:     };
    };
  
    # UnicodeICUCollator = buildPerlPackage {
    #   name = "Unicode-ICU-Collator-0.002";
    #   src = fetchurl {
    #     url = mirror://cpan/authors/id/T/TO/TONYC/Unicode-ICU-Collator-0.002.tar.gz;
    #     sha256 = "0gimwydam0mdgm6qjzzxny4gw8zda9kc2843kcl2xrpq7z7ww3f9";
    #   };
    #   meta = {
    #     description = "Wrapper around ICU collation services";
    #     license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
    #     maintainers = with maintainers; [ ocharles ];
    #     platforms   = stdenv.lib.platforms.all;
    #     broken = true; # tests fail http://hydra.nixos.org/build/25141764/nixlog/1/raw
    #   };
    #   buildInputs = [ pkgs.icu ];
    # };
  
    UnicodeLineBreak = buildPerlPackage rec {
      name = "Unicode-LineBreak-2015.07.16";
  