#!/bin/rc
rfork en
if(~ $service cpu)
	bind -b '#S' /dev
if(~ $#2 1)
	sd=$2
if not
	sd=`{echo $bootargs|sed 's/^.*!//g'}
switch($1){
case -r
	cmd='tput <'$"sd
	echo $"cmd
	eval $"cmd
case -w
	cmd='tput -p </dev/zero >/tmp/dtest'
	echo $"cmd
	eval $"cmd
case *
	echo usage: `{basename $0} [-rw] >[1=2]
	exit usage
}