net-remove-if.rst

.. -*- coding: utf-8; mode: rst -*-

.. _NET_REMOVE_IF:

*******************
ioctl NET_REMOVE_IF
*******************

Name
====

NET_REMOVE_IF - Removes a network interface.


Synopsis
========

.. cpp:function:: int ioctl( int fd, int request, int ifnum )


Arguments
=========

``fd``
    File descriptor returned by :ref:`open() <frontend_f_open>`.

``request``
    FE_SET_TONE

``net_if``
    number of the interface to be removed


Description
===========

The NET_REMOVE_IF ioctl deletes an interface previously created via
:ref:`NET_ADD_IF <net>`.


Return Value
============

On success 0 is returned, on error -1 and the ``errno`` variable is set
appropriately. The generic error codes are described at the
:ref:`Generic Error Codes <gen-errors>` chapter.