我在windows xp家庭版上使用xampp 1.8.1，TS，VC9和我的php版本是5.4.7。
我做了所有事情甚至在扩展中添加php_http.dll并在php.ini中添加扩展名但我无法使用httprequest类
错误：
Deprecated: Assigning the return value of new by reference is deprecated in C:\xampp\php\pear\HTTP\Request.php on line 412
Deprecated: Assigning the return value of new by reference is deprecated in C:\xampp\php\pear\HTTP\Request.php on line 736
Deprecated: Assigning the return value of new by reference is deprecated in C:\xampp\php\pear\HTTP\Request.php on line 749
Deprecated: Assigning the return value of new by reference is deprecated in C:\xampp\php\pear\HTTP\Request.php on line 794
Strict Standards: Redefining already defined constructor for class Net_URL in C:\xampp\php\pear\Net\URL.php on line 124
Fatal error: Class 'HttpRequest' not found in C:\xampp\htdocs\crawl\index.php on line 4