[jperrin@insanity ~]$ lsb_release -a
LSB Version:    :core-3.1-ia32:core-3.1-noarch:graphics-3.1-ia32:graphics-3.1-noarch
Distributor ID: CentOS
Description:    CentOS release 5 (Final)
Release:        5
Codename:       Final

[jperrin@insanity ~]$ rpm -q kernel php httpd
kernel-2.6.18-53.1.4.el5.i686
php-5.1.6-15.el5.i386
httpd-2.2.3-11.el5.centos.i386