anchor.diff:    preFixup = ''
       for prog in xmltoman xmlmantohtml; do
         wrapProgram "$out/bin/$prog" \
  -        --set PERL5LIB "${stdenv.lib.makePerlPath [ perlPackages.XMLParser ]}"
  +        --set 'PERL5LIB' "${stdenv.lib.makePerlPath [ perlPackages.XMLParser ]}"
       done
     '';
   
     meta = with stdenv.lib; {
  +    description = "Simple scripts for converting xml to groff or html";
  +    homepage = http://sourceforge.net/projects/xmltoman/;
       license = licenses.gpl2;
  -    platforms = [
  -      "x86_64-linux"
  -      "i686-linux"
  -    ];
       maintainers = with maintainers; [
         wkennington
       ];
  +    platforms = [
  +      "i686-linux"
  +      "x86_64-linux"
  +    ];
     };
   }
  
positive.code:   };
  
    nativeBuildInputs = [
      perlPackages.perl
      perlPackages.XMLParser
      makeWrapper
    ];
  
    postPatch = ''
  
negative.code: { stdenv
  , fetchurl
  , makeWrapper
  , perlPackages
  }:
  
  stdenv.mkDerivation rec {
  