public function getStatus ()
		{
			if (!$this->_status)
			{
				$this->_status = self::S_UNKNOWN;

				$headers = array_reverse($this->_headers);
				foreach ($headers as $header)
				{
					preg_match("/HTTP\/1.1 (\d{3})/", $header, $match);
					if (isset($match[ 1 ]))
					{
						$this->_status = (int) $match[ 1 ];
						break;
					}
				}
			}

			return $this->_status;
		}