loch ~ # php -m
[PHP Modules]
bcmath
bz2
curl
date
dba
dom
exif
gd
iconv
libxml
mbstring
mcrypt
mysql
ncurses
openssl
pcre
posix
pspell
readline
Reflection
session
soap
SPL
standard
xml
xmlreader
Zend Optimizer
zip
zlib

[Zend Modules]
Zend Optimizer

loch ~ #

loch ~ # php -v
PHP 5.2.5-pl1-gentoo (cli) (built: Jan 23 2008 11:18:20)
Copyright (c) 1997-2007 The PHP Group
Zend Engine v2.2.0, Copyright (c) 1998-2007 Zend Technologies
    with Zend Optimizer v3.3.0, Copyright (c) 1998-2007, by Zend Technologies
loch ~ #