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.TH CURLOPT_TELNETOPTIONS 3 "September 26, 2023" "ibcurl 8.4.0" libcurl

.SH NAME
CURLOPT_TELNETOPTIONS \- set of telnet options
.SH SYNOPSIS
.nf
#include <curl/curl.h>

CURLcode curl_easy_setopt(CURL *handle, CURLOPT_TELNETOPTIONS,
                          struct curl_slist *cmds);
.fi
.SH DESCRIPTION
Provide a pointer to a curl_slist with variables to pass to the telnet
negotiations. The variables should be in the format <option=value>. libcurl
supports the options \fBTTYPE\fP, \fBXDISPLOC\fP and \fBNEW_ENV\fP. See the
TELNET standard for details.
.SH DEFAULT
NULL
.SH PROTOCOLS
TELNET
.SH EXAMPLE
.nf
CURL *curl = curl_easy_init();
if(curl) {
  struct curl_slist *options;
  options = curl_slist_append(NULL, "TTTYPE=vt100");
  options = curl_slist_append(options, "USER=foobar");
  curl_easy_setopt(curl, CURLOPT_URL, "telnet://example.com/");
  curl_easy_setopt(curl, CURLOPT_TELNETOPTIONS, options);
  ret = curl_easy_perform(curl);
  curl_easy_cleanup(curl);
  curl_slist_free_all(options);
}
.fi
.SH AVAILABILITY
Along with TELNET
.SH RETURN VALUE
Returns CURLE_OK if TELNET is supported, and CURLE_UNKNOWN_OPTION if not.
.SH "SEE ALSO"
.BR CURLOPT_HTTPHEADER (3),
.BR CURLOPT_QUOTE (3)