using nginx load balance. how to change the http header attribute sort order?

[Taixiang Shi]

HI, all

   i'm  use nginx load balance.

   the response http header ,  The "Content-Length" is the last line on the
header , see the under :

HTTP/1.1 200 OK
Server: nginx/0.8.30
Date: Sun, 31 Jan 2010 04:20:08 GMT
Content-Type: text/html;charset=UTF-8
Connection: keep-alive
Content-Length: 46

   how to change the http header attribute sort order? like this ?

HTTP/1.1 200 OK
Server: nginx/0.8.30
Connection: keep-alive
Content-Length: 46
Date: Sun, 31 Jan 2010 04:20:08 GMT
Content-Type: text/html;charset=UTF-8
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