Description:
------------
Code header(Location:url) in 404 error page not work with nginx.

My webserver is Nginx 0.7.10 + php-fastcgi 5.2.6

Nginx conf code: 

error_page  404  /404.php;

Code in 404.php:

<?php
header("HTTP/1.1 301 Moved Permanently");
header("Location: http://www.abc.com/");
?>


Curl -I a not exists file results (Nginx 0.7.10 + php-fastcgi 5.2.6)

curl -I http://www.abc.com/120.html
HTTP/1.1 404 Not Found
Server: nginx/0.7.10
Date: Thu, 14 Aug 2008 08:46:45 GMT
Content-Type: text/html
Transfer-Encoding: chunked
Connection: keep-alive
X-Powered-By: PHP/5.2.6
Location: http://www.abc.com/



This is work in apache+mod_php.
 
Curl -I a not exists file results (apache + mod_php)

curl -I http://www.abc.com/120.html
HTTP/1.1 301 Moved Permanently
Date: Thu, 14 Aug 2008 09:08:41 GMT
Server: Apache
X-Powered-By: PHP/5.2.5
location: http://www.abc.com/
Vary: Accept-Encoding
Connection: close
Content-Type: text/html



Reproduce code:
---------------
<?php
header("HTTP/1.1 301 Moved Permanently");
header("Location: http://www.abc.com/");
?>

Expected result:
----------------
It will be location to http://www.abc.com/ when visite a not exist page.

Actual result:
--------------
Not location to http://www.abc.com/