I'm trying to install PHP 5.4.15 on Ubuntu 16. Need this version of PHP because of old site. Found installation of PHP 5.4.15, installed.
$ php -v PHP 5.4.15 (cli) (built: Mar 5 2018 13:49:42) Copyright (c) 1997-2013 The PHP Group
but can`t find modules that integrates with apache and mysql, could you please guide to where to search ?