.\" generated by cd2nroff 0.1 from CURLOPT_TELNETOPTIONS.md .TH CURLOPT_TELNETOPTIONS 3 "March 22 2024" libcurl .SH NAME CURLOPT_TELNETOPTIONS \- set of telnet options .SH SYNOPSIS .nf #include 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 . 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 int main(void) { CURL *curl = curl_easy_init(); if(curl) { CURLcode res; 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); res = 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)