Dec  4 22:18:15 VodafoneStation user.notice syslog: PHP Warning:  PHP Startup: Unable to load dynamic library '/usr/lib/php/xmlreader.so' - File not found in Unknown on line 0
Dec  4 22:18:15 VodafoneStation user.notice syslog: PHP Warning:  PHP Startup: Unable to load dynamic library '/usr/lib/php/xmlwriter.so' - File not found in Unknown on line 0
Dec  4 22:18:15 VodafoneStation user.notice syslog: PHP Warning:  Module 'gd' already loaded in Unknown on line 0
Dec  4 22:18:15 VodafoneStation user.notice syslog: PHP Warning:  Module 'session' already loaded in Unknown on line 0
Dec  4 22:18:15 VodafoneStation user.notice syslog: PHP Warning:  Module 'xml' already loaded in Unknown on line 0

root@VodafoneStation:~# opkg list-installed | grep php
php5 - 5.3.8-6
php5-cgi - 5.3.8-6
php5-fastcgi - 5.3.8-6
php5-mod-gd - 5.3.8-6
php5-mod-session - 5.3.8-6
php5-mod-xml - 5.3.8-6
root@VodafoneStation:~# 
root@VodafoneStation:~# ls /usr/lib/php/*
/usr/lib/php/gd.so       /usr/lib/php/session.so  /usr/lib/php/xml.so
root@VodafoneStation:~# 
root@VodafoneStation:~# ls /etc/php5/*
/etc/php5/gd.ini       /etc/php5/session.ini  /etc/php5/xml.ini
root@VodafoneStation:~# 
root@VodafoneStation:~# cat /etc/php5/*
extension=gd.so
extension=session.so
extension=xml.so