String::getBinaryStrpos

static function getBinaryStrpos($haystack, $needle, $offset = 0)
{
	if (defined("BX_UTF"))
	{
		if (function_exists("mb_orig_strpos"))
		{
			return mb_orig_strpos($haystack, $needle, $offset);
		}

		return mb_strpos($haystack, $needle, $offset, "latin1");
	}

	return strpos($haystack, $needle, $offset);
}