elaborate on the URL option

terminated string. The string must remain present until curl no longer needs

it, as it doesn't copy the string.

\fBNOTE:\fP this option is (the only one) required to be set before

If the given URL lacks the protocol part ("http://" or "ftp://" etc), it will

attempt to guess which protocol to use based on the given host name. If the

given protocol of the set URL is not supported, libcurl will return on error

(\fICURLE_UNSUPPORTED_PROTOCOL\fP) when you call \fIcurl_easy_perform(3)\fP or

\fIcurl_multi_perform(3)\fP. Use \fIcurl_version_info(3)\fP for detailed info

on which protocols that are supported.

\fBNOTE:\fP \fICURLOPT_URL\fP is the only option that must be set before

\fIcurl_easy_perform(3)\fP is called.

.IP CURLOPT_PROXY

Set HTTP proxy to use. The parameter should be a char * to a zero terminated