[Mediawiki-l] how to enable boolean / wildcard search in mediawiki 1.6.8

[Dr. Johannes Zellner]

Hi,

how do I enable boolean / wildcard search in mediawiki.

This is mediawiki 1.6.8, mysql 4.1.10 and php 4.3.10.
Do versions of mediawiki / mysql / php matter here?

Any help much appreciated.

-- 
Johannes