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

NAME
       CURLOPT_FTP_USE_PRET - enable the PRET command

SYNOPSIS
       #include <curl/curl.h>

       CURLcode   curl_easy_setopt(CURL  *handle,  CURLOPT_FTP_USE_PRET,  long
       enable);

DESCRIPTION
       Pass a long. If the value is 1, it tells curl to send  a  PRET  command
       before  PASV  (and  EPSV).  Certain FTP servers, mainly drftpd, require
       this non-standard command for directory listings  as  well  as  up  and
       downloads  in PASV mode. Has no effect when using the active FTP trans-
       fers mode.

DEFAULT
       0

PROTOCOLS
       FTP

EXAMPLE
       TODO

AVAILABILITY
       Added in 7.20.0

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

SEE ALSO
       CURLOPT_FTP_USE_EPRT(3), CURLOPT_FTP_USE_EPSV(3),

libcurl 7.54.0                 February 03, 2016       CURLOPT_FTP_USE_PRET(3)