anchor.diff: -{ stdenv, fetchurl, makeWrapper }:
  +{ stdenv, fetchurl, makeWrapper, coreutils }:
   
   stdenv.mkDerivation {
  -  version = "2.0.3";
  +  version = "4.0.3";
     pname = "redo-sh";
   
     src = fetchurl {
       url = "http://news.dieweltistgarnichtso.net/bin/archives/redo-sh.tar.gz";
  -    sha256 = "1ycx3hik7vnlbwxacn1dzr48fwsn2ials0sg6k9l3gcyrha5wf1n";
  +    sha256 = "1n84ld4fihqa7a6kn3f177dknz89qcvissfwz1m21bwdq950avia";
     };
   
     buildInputs = [ makeWrapper ];
  
positive.code:     description = "Redo implementation in Bourne Shell";
      homepage = "http://news.dieweltistgarnichtso.net/bin/redo-sh.html";
      license  = licenses.agpl3;
      platforms = platforms.linux;
      maintainers = with maintainers; [ sternenseemann ];
    };
  }
  
negative.code:     mv man "$out/share"
      mv bin "$out"
      for p in $out/bin/*; do
        wrapProgram "$p" --prefix PATH : "$out/bin:${coreutils}/bin"
      done
    '';
  
  