gpio-button-hotplug.c :
	 Copyright (C) 2012 Felix Fietkau <nbd@nbd.name>
	 Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
	 Copyright (C) 2006 Mike Baker <mbm@openwrt.org>,
	 Copyright (C) 2006-2007 Felix Fietkau <nbd@nbd.name>
	 Copyright (C) 2008 Andy Boyett <agb@openwrt.org>

