CURLcode curl_easy_getinfo(CURL *curl, CURLINFO info,...)
CURLcode curl_easy_perform(CURL *curl)
CURLcode curl_easy_setopt(CURL *curl, CURLoption option,...)
void curl_easy_cleanup(CURL *curl)
CURL * curl_easy_init(void)
CURL * curl_easy_duphandle(CURL *curl)