CURLOPT_NOPROGRESS − switch off the progress meter
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_NOPROGRESS, long onoff);
If onoff is to 1, it tells the library to shut off the progress meter completely for requests done with this handle. It will also prevent the CURLOPT_XFERINFOFUNCTION(3) or CURLOPT_PROGRESSFUNCTION(3) from getting called.
1, meaning it normally runs without a progress meter.
CURL *curl =
curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
progress meter */
curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 0L);
/* Perform the
CURLOPT_XFERINFOFUNCTION(3), CURLOPT_PROGRESSFUNCTION(3), CURLOPT_VERBOSE(3),