null the type output

Signed-off-by: fbt <fbt@fleshless.org>

rc.in

@@ -129,10 +129,10 @@ rc.boot() {
 }
 
 rc.halt() {
-	if type -P halt; then
+	if type -P halt &>/dev/null; then
 		function rc.halt_poweroff { halt -p; }
 		function rc.halt_reboot { halt -r; }
-	elif [[ -f /proc/sysrq-trigger ]]; then
+	elif (( $(</proc/sys/kernel/sysrq) )); then
 		function rc.halt_poweroff { echo 'o' > /proc/sysrq-trigger; }
 		function rc.halt_reboot { echo 'b' > /proc/sysrq-trigger; }
 	else