curl_easy_setopt(conn, CURLOPT_NOPROGRESS, 0);
curl_easy_setopt(conn, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
curl_easy_setopt(conn, CURLOPT_TIMEOUT, 3);
curl_easy_setopt(conn, CURLOPT_FAILONERROR, TRUE);
curl_easy_setopt(conn, CURLOPT_USERAGENT, XSDCAL_USERAGENT);
curl_easy_setopt(conn, CURLOPT_WRITEFUNCTION, WritebackFuncUpdate);
curl_easy_setopt(conn, CURLOPT_NOPROGRESS, 0);
curl_easy_setopt(conn, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
curl_easy_setopt(conn, CURLOPT_TIMEOUT, 3);
curl_easy_setopt(conn, CURLOPT_FAILONERROR, TRUE);
curl_easy_setopt(conn, CURLOPT_USERAGENT, XSDCAL_USERAGENT);
curl_easy_setopt(conn, CURLOPT_WRITEFUNCTION, WritebackFuncUpdate);