:: How to compile PHP 5.3 in DirectAdmin
+ go to custombuild
cd /usr/local/directadmin/custombuild
+ configure options.conf file
vi options.conf # change on this line: php5_ver=5.3
+ compiling php 5.3
./build update ./build php n
+ checking
$ php -v PHP 5.3.19 (cli) (built: Dec 6 2012 16:00:25) Copyright (c) 1997-2012 The PHP Group Zend Engine v2.3.0, Copyright (c) 1998-2012 Zend Technologies