acpibtn.4 revision 1.5
$OpenBSD: acpibtn.4,v 1.5 2013/07/16 16:05:48 schwarze Exp $

Copyright (c) 2006 Michael Knudsen <mk@openbsd.org>

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.Dd $Mdocdate: June 24 2011 $ .Dt ACPIBTN 4 .Os .Sh NAME .Nm acpibtn .Nd ACPI button .Sh SYNOPSIS .Cd "acpibtn* at acpi?" .Sh DESCRIPTION The .Nm driver is used to handle the event triggered when the user presses an ACPI button. Currently, the only event handled is the press of a power button which causes the system to perform a regular system shutdown and power off the machine if the .Va hw.allowpowerdown .Xr sysctl 8 is set to 1. .Sh SEE ALSO .Xr acpi 4 , .Xr intro 4 .Sh HISTORY The .Nm driver first appeared in .Ox 3.9 . .Sh AUTHORS .An -nosplit The .Nm driver was written by .An Marco Peereboom Aq Mt marco@openbsd.org .