= nng_tcp_register(3)
//
// Copyright 2021 Staysail Systems, Inc. <info@staysail.tech>
// Copyright 2018 Capitar IT Group BV <info@capitar.com>
//
// This document is supplied under the terms of the MIT License, a
// copy of which should be located in the distribution where this
// file was obtained (LICENSE.txt).  A copy of the license may also be
// found online at https://opensource.org/licenses/MIT.
//

== NAME

nng_tcp_register - register tcp transport

== SYNOPSIS

[source,c]
----
#include <nng/transport/tcp/tcp.h>

int nng_tcp_register(void);
----

== DESCRIPTION

The `nng_tcp_register()` function registers the
((_tcp_ transport))(((transport, _tcp_))) for use.

NOTE: This function is deprecated, and may be removed from a future release.
It is no longer necessary to explicitly register transports.

== RETURN VALUES

This function returns 0 on success, and non-zero otherwise.

== ERRORS

[horizontal]
`NNG_ENOMEM`:: Insufficient memory is available.
`NNG_ENOTSUP`:: The transport is not supported.

== SEE ALSO

[.text-left]
xref:nng_tcp.7.adoc[nng_tcp(7)],
xref:nng.7.adoc[nng(7)]