includes/page_header.php

FIND:

	$template->assign_block_vars('switch_user_logged_out', array());

AFTER, ADD:

	//
	// Allow autologin?
	//
	if (!isset($board_config['allow_autologin']) || $board_config['allow_autologin'] )
	{
		$template->assign_block_vars('switch_allow_autologin', array());
		$template->assign_block_vars('switch_user_logged_out.switch_allow_autologin', array());
	}