/**
* Set socket option
* @param integer $level Level
* @param integer $optname Option
* @param mixed $val Value
* @return void
*/
public function setOption($level, $optname, $val)
{
if (is_resource($this->fd)) {
socket_set_option($this->fd, $level, $optname, $val);
} else {
\EventUtil::setSocketOption($this->fd, $level, $optname, $val);
}
}
