PHP 5.2.6-Win32 unable to load mysql & pgsql extension
When starting Apache the error.log shows this error:
PHP Startup: Unable to load dynamic library D:\\Program Files\\PHP\\ext\\php_pgsql.dll
Problem was that the postgresql/bin folder needed to be on the Windows Server PATH
Solution found here
http://we.designandco.de/2008/06/19/php-526-win32-wtf-happened-to-the-mysql-extension/