How can Apache start without any error messages despite the PHP GD library not being loaded properly?

Despite the PHP GD library not being loaded properly, Apache can start without any error messages because the GD library may not be essential for the basic functioning of Apache. However, if you need to use functions from the GD library in your PHP scripts, you will encounter errors. To fix this issue, you need to properly load the GD library in your PHP configuration.

// Enable the GD library in PHP configuration
extension=gd