anchor.diff:      perlPackages.FileBOM
       perlPackages.FileCopyRecursive
       perlPackages.FileNext
  +    perlPackages.FileReadBackwards
       perlPackages.FileSlurp
       perlPackages.FileWhich
       perlPackages.HTMLParser
  
positive.code:     perlPackages.IOString
      perlPackages.JSONXSVersionOneAndTwo
      perlPackages.Log4Perl
      perlPackages.NetHTTP
      perlPackages.ProcBackground
      perlPackages.SubName
  
negative.code: 
    buildPhase = "
      mv lib tmp
      mkdir -p lib/perl5/site_perl
      mv CPAN_used/* lib/perl5/site_perl
      cp -rf tmp/* lib/perl5/site_perl
      mv Slim lib/perl5/site_perl
    ";
  
  