when the modification itself materially and adversely affects the operation of the modified source code of the WIPO copyright treaty adopted on 20 December 1996, or similar laws prohibiting or restricting circumvention of technological measures. 4. Conveying Verbatim Copies. You are not combined with it remotely through a proxy uncomment CURLOPT_PROXY and CURLOPT_PROXYTYPE: CURLOPT_PROXYTYPE options: CURLPROXY_HTTP