=== modified file 'sbin/ns_run'
--- old/sbin/ns_run	2021-12-16 16:39:03 +0000
+++ new/sbin/ns_run	2021-12-16 15:21:31 +0000
@@ -34,11 +34,11 @@
 getpid PID
 ifelse {
 	importas -D "" NS_NO_PID1 NS_NO_PID1 
-	importas -i PID PID
-	test -z ${NS_NO_PID1} -a 1 -ne $PID
+	if -x 0 { test -z $NS_NO_PID1 }
+	importas -i PID PID test 1 -ne $PID
 } {
 	fdmove -c 1 2
-	foreground { echo "ns_run: fatal: not PID 1" }
+	echo "ns_run: fatal: not PID 1"
 	exit 111
 }
 unexport PID