Unknown option: "-3" Unix manual page for CURLOPT_ACCEPTTIMEOUT_MS. (host=minya system=Darwin)
CURLOPT_ACCEPTTIMEOUT_MS(3)curl_easy_setopt optionsCURLOPT_ACCEPTTIMEOUT_MS(3)

NAME
       CURLOPT_ACCEPTTIMEOUT_MS  -  timeout  waiting for FTP server to connect
       back

SYNOPSIS
       #include <curl/curl.h>

       CURLcode curl_easy_setopt(CURL *handle, CURLOPT_ACCEPTTIMEOUT_MS,  long
       ms);

DESCRIPTION
       Pass  a long telling libcurl the maximum number of milliseconds to wait
       for a server to connect back to libcurl when an active  FTP  connection
       is used.

DEFAULT
       60000 milliseconds

PROTOCOLS
       FTP

EXAMPLE
       CURL *curl = curl_easy_init();
       if(curl) {
         curl_easy_setopt(curl, CURLOPT_URL, "ftp://example.com/path/file");

         /* wait no more than 5 seconds for FTP server responses */
         curl_easy_setopt(curl, CURLOPT_ACCEPTTIMEOUT_MS, 5000L);

         curl_easy_perform(curl);
       }

AVAILABILITY
       Added in 7.24.0

RETURN VALUE
       Returns  CURLE_OK  if the option is supported, and CURLE_UNKNOWN_OPTION
       if not.

SEE ALSO
       CURLOPT_STDERR(3), CURLOPT_DEBUGFUNCTION(3),

libcurl 7.54.0                  March 06, 2016     CURLOPT_ACCEPTTIMEOUT_MS(3)