This is from phpinfo(); But bitrix still does same. Sorry about my english u can write in russian language i can read russian but can't write
This program makes use of the Zend Scripting Language Engine:
Zend Engine v2.3.0, Copyright © 1998-2009 Zend Technologies
with Zend Extension Manager v5.1, Copyright © 2003-2009, by Zend Technologies
- with Zend Data Cache v4.0, Copyright © 2004-2009, by Zend Technologies [loaded] [licensed] [enabled]
- with Zend Utils v1.0, Copyright © 2004-2009, by Zend Technologies [loaded] [licensed] [enabled]
- with Zend Optimizer+ v4.0, Copyright © 1999-2009, by Zend Technologies [loaded] [licensed] [enabled]
- with Zend Debugger v5.2, Copyright © 1999-2009, by Zend Technologies [loaded] [licensed] [enabled]