php ignores follow_location for most http response codes

gistfile1.txt

curl --data "" http://localhost:8000 -v 
* About to connect() to localhost port 8000 (#0)
*   Trying 127.0.0.1...
* connected
* Connected to localhost (127.0.0.1) port 8000 (#0)
> POST / HTTP/1.1
> User-Agent: curl/7.27.0
> Host: localhost:8000
> Accept: */*
> Content-Length: 0
> Content-Type: application/x-www-form-urlencoded
> 
* HTTP 1.0, assume close after body
< HTTP/1.0 201 Created
< Server: BaseHTTP/0.3 Python/2.7.3
< Date: Fri, 15 Mar 2013 16:07:31 GMT
< Content-Type: text/html
< Location: http://localhost:8000?q=1
< 
* nread <= 0, server closed connection, bailing
* Closing connection #0
{"success": "ok"}