How to enable innodb engine in Zend Server CE

I installed Zend Server CE 5.1.0 on Mac OS X. I need to enable innodb storage engine, but I cannot find the my.cnf file and I cannot find any options to do it t开发者_如何学JAVAhrough the web interface. What's the best practice to do it? I cannot find anything on google or using the zend server documentation...

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From: http://akrabat.com/php/some-notes-on-zend-server-ce-for-mac-os-x/

The only other gotcha I noticed is that my.cnf is in /usr/local/zend/mysql/data whereas I would have thought that /usr/local/zend/etc would have been more logical.