CURLOPT_HTTPAUTH

CURLOPT_HTTPAUTH is one of the accepted parameters for curl_setopt parameter #2.

CURLOPT_HTTPAUTH — A bitmask of HTTP authentication method(s) to use. The options are: . If more than one method is used, cURL will poll the server to see what methods it supports and pick the best one. CURLAUTH_ANY sets all bits. cURL will automatically select the one it finds most secure. CURLAUTH_ANYSAFE sets all bits except CURLAUTH_BASIC. cURL will automatically select the one it finds most secure. Available as of cURL 7.10.6.

CURLOPT_HTTPAUTH = 107;