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

NAME
       CURLOPT_ADDRESS_SCOPE - set scope for local IPv6 addresses

SYNOPSIS
       #include <curl/curl.h>

       CURLcode  curl_easy_setopt(CURL  *handle,  CURLOPT_ADDRESS_SCOPE,  long
       scope);

DESCRIPTION
       Pass a long specifying the scope_id value to  use  when  connecting  to
       IPv6 link-local or site-local addresses.

DEFAULT
       0

PROTOCOLS
       All, when using IPv6

EXAMPLE
       TODO

AVAILABILITY
       Added in 7.19.0

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                 February 03, 2016      CURLOPT_ADDRESS_SCOPE(3)