anchor.diff:  
     dontStrip = true;
     dontPatchELF = true;
  -  
  -  meta = { 
  +
  +  meta = {
       description = "The TeamSpeak voice communication tool";
       homepage = http://teamspeak.com/;
       license = "http://www.teamspeak.com/?page=downloads&type=ts3_linux_client_latest";
  
positive.code:       "http://teamspeak.gameserver.gamed.de/ts3/releases/${version}/TeamSpeak3-Client-linux_${arch}-${version}.run"
        "http://files.teamspeak-services.com/releases/${version}/TeamSpeak3-Client-linux_${arch}-${version}.run"
      ];
      sha256 = if stdenv.is64bit 
                  then "0gvphrmrkyy1g2nprvdk7cvawznzlv4smw0mlvzd4b9mvynln0v2"
                  else "1b3nbvfpd8lx3dig8z5yk6zjkbmsy6y938dhj1f562wc8adixciz";
    };
  
negative.code: stdenv.mkDerivation rec {
    name = "teamspeak-client-${version}";
  
    version = "3.0.18.1";
  
    src = fetchurl {
      urls = [
  