1.\" $OpenBSD: abtn.4,v 1.12 2015/01/15 20:37:36 schwarze Exp $ 2.\" 3.\" Copyright (c) 2001 Peter Philipp 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 3. The name of the author may not be used to endorse or promote products 15.\" derived from this software without specific prior written permission 16.\" 17.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27.\" 28.\" 29.Dd $Mdocdate: January 15 2015 $ 30.Dt ABTN 4 macppc 31.Os 32.Sh NAME 33.Nm abtn 34.Nd Apple brightness/volume/eject button control 35.Sh SYNOPSIS 36.Cd "abtn at adb?" 37.Sh DESCRIPTION 38The 39.Nm 40driver allows you to dim the brightness of your display, 41change the volume of your speakers and eject the disc 42inserted into your drive. 43This driver only currently recognizes the dim, brightness, volume 44and eject buttons. 45Numlock is also handled by this driver but it is silently ignored. 46.Sh SEE ALSO 47.Xr adb 4 , 48.Xr intro 4 49.Sh AUTHORS 50The 51.Nm 52driver was written by 53.An Tsubai Masanari 54for 55.Nx . 56