curl_multi_init (3) - Linux Man Pages
curl_multi_init: create a multi handle
curl_multi_init - create a multi handle
CURLM *curl_multi_init( );
This function returns a CURLM handle to be used as input to all the other
multi-functions, sometimes referred to as a multi handle in some places in the
documentation. This init call MUST have a corresponding call to
when the operation is complete.
If this function returns NULL, something went wrong and you cannot use the
other curl functions.