hiç uğraşmanıza gerek yok arkadaşlar. cpanelde apache updatede hem zend hem ioncube seçin kuruluyor zaten.

[root@tr ~]# php -v
PHP 5.2.5 (cli) (built: May 23 2008 19:11:58)
Copyright (c) 1997-2007 The PHP Group
Zend Engine v2.2.0, Copyright (c) 1998-2007 Zend Technologies
    with eAccelerator v0.9.5.2, Copyright (c) 2004-2006 eAccelerator, by eAccelerator
    with the ionCube PHP Loader v3.1.33, Copyright (c) 2002-2007, by ionCube Ltd., and
    with Zend Extension Manager v1.2.2, Copyright (c) 2003-2007, by Zend Technologies
    with Zend Optimizer v3.3.3, Copyright (c) 1998-2007, by Zend Technologies