compiling php

Hi, i trying to install a webmail server, for which need some help . Apache was working fine, but after when installing php and when i started apache it gave this error " Syntax error on line 238 of /etc/httpd/httpd.conf: Cannot load /usr/local/apache/libexec/libphp3.so into server: /usr/local/apache/ libexec/libphp3.so: undefined symbol: gss_mech_krb5 /etc/rc.d/init.d/httpd start: httpd could not be started " I couldn't figure out where is the problem. Please anyone help me. thanx, baburaj Chequemail.com - a free web based e-mail service that also pays!!! http://www.chequemail.com