that is what caused this. I need to refresh some specs on cookies and see
what else curl lacks to improve this a bit more once and for all.
+ RFC 2109 clearly specifies how cookies should be dealt with when they are
+ compliant with that spec. I don't think many servers are though...
+
- Mark W. Eichin <eichin@thok.org> found that while curl is uploading a form
to a web site, it doesn't read incoming data why it'll hang after a while
since the socket "pipe" becomes full.