On Thu, 14 Oct 2010, Zhang, Jack wrote:

> res = connect_host(data, &conn); /* primary connection */

> Variable <res> got value "CURLE_UNSUPPORTED_PROTOCOL" (rather than
> CURLE_OK)

But... you said "crash"? Is that what you mean by crash?

> But SCP, SFTP are supported when I compiled.

It seems you're linking with the wrong lib, or there's a bug in
lib/url.c:findprotocol() - although I must say I consider the latter unlikely.

And please, don't top-post:
         http://curl.haxx.se/mail/etiquette.html#top-post

-- 
  / daniel.haxx.se
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