On Tue, 15 Jan 2008, robert wrote:

> one of the programs I'm using is built with libcurl.

Then you should really direct questions such as this to the curl-library
mailing list instead!

Also, you really should tell us what libcurl version you're using!

> I tried to configure the "all_proxy" variable on Win2003
> (all_proxy=server:port), but the proxy server generates an error, saying
> that the client is not allowed to access the http proxy server. Now I want
> to configure the all_proxy variable by giving a domain user and password but
> I do not know if this is possible and the syntax for it - can someone help?

Just like you do it in URLs:

         http://user:password@host:port/

... and yeah, this needs to be (better) documented!

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