anchor.diff:        description = "Simple Authentication";
         license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
       };
  +  };
  +
  +  AuthenSimplePasswd = buildPerlModule rec {
  +     name = "Authen-Simple-Passwd-0.6";
  +     src = fetchurl {
  +       url = mirror://cpan/authors/id/C/CH/CHANSEN/Authen-Simple-Passwd-0.6.tar.gz;
  +       sha256 = "1ckl2ry9r5nb1rcn1ik2l5b5pp1i3g4bmllsmzb0zpwy4lvbqmfg";
  +     };
  +     propagatedBuildInputs = [ AuthenSimple ];
  +     meta = {
  +       description = "Simple Passwd authentication";
  +       license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
  +     };
     };
   
     autobox = buildPerlPackage rec {
  
positive.code:     };
    };
  
    HTTPDAV = buildPerlPackage rec {
      name = "HTTP-DAV-0.48";
      src = fetchurl {
  
negative.code:   };
  
    Plack = buildPerlPackage rec {
      name = "Plack-1.0047";
      src = fetchurl {
        url = "mirror://cpan/authors/id/M/MI/MIYAGAWA/${name}.tar.gz";
        sha256 = "322c93f5acc0a0f0e11fd4a76188f978bdc14338a9f1df3ae535227017046561";
      };
      buildInputs = [ AuthenSimplePasswd CGIEmulatePSGI FileShareDirInstall HTTPRequestAsCGI HTTPServerSimplePSGI IOHandleUtil LWP LWPProtocolhttp10 LogDispatchArray MIMETypes TestMockTimeHiRes TestRequires TestSharedFork TestTCP ];
      propagatedBuildInputs = [ ApacheLogFormatCompiler CookieBaker DevelStackTraceAsHTML FileShareDir FilesysNotifySimple HTTPEntityParser HTTPHeadersFast HTTPMessage TryTiny ];
      meta = {
        homepage = https://github.com/plack/Plack;
        description = "Perl Superglue for Web frameworks and Web Servers (PSGI toolkit)";
  