anchor.diff:        sha256 = "0fyiysrq874ncscgdjg522fs29gvqads6ynyhwxwwq1b545srd20";
       };
       meta = {
  +    };
  +  };
  +
  +  PerlIOLayers = buildPerlModule {
  +    pname = "PerlIO-Layers";
  +    version = "0.012";
  +    src = fetchurl {
  +      url = mirror://cpan/authors/id/L/LE/LEONT/PerlIO-Layers-0.012.tar.gz;
  +      sha256 = "1psaq3kwlk7g9rxvgsacfjk2mh6cscqf4xl7ggfkzfrnz91aabal";
  +    };
  +    meta = {
  +      description = "Querying your filehandle's capabilities";
  +      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
       };
     };
   
  
positive.code:     };
    };
  
    FileModified = buildPerlPackage {
      pname = "File-Modified";
      version = "0.10";
  
negative.code: 
    MojoliciousPluginStatus = buildPerlPackage {
      pname = "Mojolicious-Plugin-Status";
      version = "1.12";
      src = fetchurl {
        url = mirror://cpan/authors/id/S/SR/SRI/Mojolicious-Plugin-Status-1.12.tar.gz;
        sha256 = "1hn333220ba3hxl9aks0ywx933zv6klyi3a0iw571q76z5a8r2jn";
      };
      propagatedBuildInputs = [ BSDResource CpanelJSONXS FileMap FileTemp Mojolicious ];
      meta = {
        homepage = "https://github.com/mojolicious/mojo-status";
        description = "Mojolicious server status plugin";
  