anchor.diff: -{ stdenv, buildPerlPackage, fetchurl
  -, perl, perlPackages, fetchpatch }:
  +{ stdenv, buildPerlPackage, fetchurl, fetchpatch, makeWrapper
  +, perl, perlPackages, flac, faad2, sox, lame, monkeysAudio, wavpack }:
   
   buildPerlPackage rec {
     name = "slimserver-${version}";
  
positive.code:   } ) ];
  
    buildInputs = [
      perl
      perlPackages.AnyEvent
      perlPackages.AudioScan
  
negative.code: 
    preConfigurePhase = "";
  
    buildPhase = ''
      mv lib tmp
      mkdir -p lib/perl5/site_perl
      mv CPAN_used/* lib/perl5/site_perl
      cp -rf tmp/* lib/perl5/site_perl
    '';
  
    doCheck = false;
  
    installPhase = ''
      cp -r . $out
      wrapProgram $out/slimserver.pl \
        --prefix PATH : "${stdenv.lib.makeBinPath [ lame flac faad2 sox monkeysAudio wavpack ]}"
    '';
  
    outputs = [ "out" ];
  