curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, rss_libcurl_callback);
curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, errmsg);
curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1);
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, rss_libcurl_callback);
curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, errmsg);
curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1);