quick step-by-step:
- first download the executable of your server because you must modify it
- download the q3rconz.lpatch file (done)
- download lpatch
http://aluigi.org/mytoolz.htm#lpatch- run lpatch and select the q3rconz.lpatch and then the executable of the game you want to patch
- you will receive a success message otherwise means it's not supported
- stop your server and upload the new patched executable on it