Unknown option: "-3" Unix manual page for CURLINFO_PRETRANSFER_TIME. (host=minya system=Darwin)
CURLINFO_PRETRANSFER_TIME(3curl_easy_getinfo optioCURLINFO_PRETRANSFER_TIME(3)

NAME
       CURLINFO_PRETRANSFER_TIME - get the time until the file transfer start

SYNOPSIS
       #include <curl/curl.h>

       CURLcode   curl_easy_getinfo(CURL  *handle,  CURLINFO_PRETRANSFER_TIME,
       double *timep);

DESCRIPTION
       Pass a pointer to a double to receive the time,  in  seconds,  it  took
       from  the  start  until  the file transfer is just about to begin. This
       includes all pre-transfer commands and negotiations that  are  specific
       to the particular protocol(s) involved. It does not involve the sending
       of the protocol- specific request that triggers a transfer.

       See also the TIMES overview in the curl_easy_getinfo(3) man page.

PROTOCOLS
       All

EXAMPLE
       TODO

AVAILABILITY
       Added in 7.4.1

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

SEE ALSO
       curl_easy_getinfo(3), curl_easy_setopt(3),

libcurl 7.54.0                 February 03, 2016  CURLINFO_PRETRANSFER_TIME(3)