function my_mail($to, $subject, $message, $from="", $charset="", $headers="", $keep_alive=false, $format="text", $message_text="", $return_email="")
{
	global $mybb, $plugins;

	// Get our mail handler.
	$mail = &get_my_mailhandler();

	// If MyBB's built-in SMTP mail handler is used, set the keep alive bit accordingly.
	if($keep_alive == true && isset($mail->keep_alive) && isset($mybb->settings['mail_handler']) && $mybb->settings['mail_handler'] == 'smtp')
	{
		require_once MYBB_ROOT . "inc/class_mailhandler.php";
		require_once MYBB_ROOT . "inc/mailhandlers/smtp.php";
		if($mail instanceof MailHandler && $mail instanceof SmtpMail)
		{
			$mail->keep_alive = true;
		}
	}

	// Following variables will help sequential plugins to determine how to process plugin hooks.
	// Mark this variable true if the hooked plugin has sent the mail, otherwise don't modify it.
	$is_mail_sent = false;
	// Mark this variable false if the hooked plugin doesn't suggest sequential plugins to continue processing.
	$continue_process = true;

	$my_mail_parameters = array(
		'to' => &$to,
		'subject' => &$subject,
		'message' => &$message,
		'from' => &$from,
		'charset' => &$charset,
		'headers' => &$headers,
		'keep_alive' => &$keep_alive,
		'format' => &$format,
		'message_text' => &$message_text,
		'return_email' => &$return_email,
		'is_mail_sent' => &$is_mail_sent,
		'continue_process' => &$continue_process,
	);

	if(isset($plugins) && is_object($plugins))
	{
		$plugins->run_hooks('my_mail_pre_build_message', $my_mail_parameters);
	}

	// Build the mail message.
	$mail->build_message($to, $subject, $message, $from, $charset, $headers, $format, $message_text, $return_email);

	if(isset($plugins) && is_object($plugins))
	{
		$plugins->run_hooks('my_mail_pre_send', $my_mail_parameters);
	}

	// Check if the hooked plugins still suggest to send the mail.
	if($continue_process)
	{
		$is_mail_sent = $mail->send();
	}

	if(isset($plugins) && is_object($plugins))
	{
		$plugins->run_hooks('my_mail_post_send', $my_mail_parameters);
	}

	return $is_mail_sent;
}