#!/bin/sh## bluetooth_serial## Bluetooth serial PCMCIA card initialization#start_serial(){	if [ ! -x /bin/setserial -o ! -x /usr/sbin/hciattach ]; then		logger "$0: setserial or hciattach not executable, cannot start $DEVNAME"		return 1	fi	if [ "$BAUDBASE" != "" ]; then		/bin/setserial $DEVNAME baud_base $BAUDBASE	fi	/usr/sbin/hciattach $DEVNAME $HCIOPTS 2>&1 | logger -t hciattach}stop_serial(){	[ -x /bin/fuser ] || return 1 	/bin/fuser -k -HUP $DEVNAME > /dev/null}case "$ACTION" in   add)	start_serial	;;   remove)	stop_serial	;;   *)	logger "Unknown action received $0: $ACTION"	;;esac