External/Libraries/CURL/share/man/man3/CURLOPT_SOCKS5_GSSAPI_NEC.3

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.TH CURLOPT_SOCKS5_GSSAPI_NEC 3 "January 02, 2023" "libcurl 7.88.1" "curl_easy_setopt options"

.SH NAME
CURLOPT_SOCKS5_GSSAPI_NEC \- SOCKS proxy GSSAPI negotiation protection
.SH SYNOPSIS
.nf
#include <curl/curl.h>

CURLcode curl_easy_setopt(CURL *handle, CURLOPT_SOCKS5_GSSAPI_NEC, long nec);
.fi
.SH DESCRIPTION
Pass a long set to 1 to enable or 0 to disable. As part of the GSSAPI
negotiation a protection mode is negotiated. The RFC1961 says in section
4.3/4.4 it should be protected, but the NEC reference implementation does not.
If enabled, this option allows the unprotected exchange of the protection mode
negotiation.
.SH DEFAULT
?
.SH PROTOCOLS
Most
.SH EXAMPLE
.nf
CURL *curl = curl_easy_init();
if(curl) {
  curl_easy_setopt(curl, CURLOPT_URL, "https://example.com/");
  curl_easy_setopt(curl, CURLOPT_PROXY, "socks5://proxy");
  curl_easy_setopt(curl, CURLOPT_SOCKS5_GSSAPI_NEC, 1L);
  ret = curl_easy_perform(curl);
  curl_easy_cleanup(curl);
}
.fi
.SH AVAILABILITY
Added in 7.19.4
.SH RETURN VALUE
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
.SH "SEE ALSO"
.BR CURLOPT_SOCKS5_GSSAPI_SERVICE "(3), " CURLOPT_PROXY "(3), "