+.nf
+CURL *curl = curl_easy_init();
+if(curl) {
+ curl_easy_setopt(curl, CURLOPT_URL, "http://example.com/foo.bin");
+ curl_easy_setopt(curl, CURLOPT_DNS_SERVERS, "192.168.1.100:53,192.168.1.101");
+ ret = curl_easy_perform(curl);
+ curl_easy_cleanup(curl);
+}
+.fi