From 4e028a06a78d76b8b44fdfa1d46fe5868ff07c36 Mon Sep 17 00:00:00 2001
From: Brian Wellington <source@isc.org>
Date: Wed, 7 Jun 2000 00:22:30 +0000
Subject: [PATCH] print a message if neither start nor stop is specified

---
 bin/tests/system/ifconfig.sh | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/bin/tests/system/ifconfig.sh b/bin/tests/system/ifconfig.sh
index 9f82bff169..ee94904419 100644
--- a/bin/tests/system/ifconfig.sh
+++ b/bin/tests/system/ifconfig.sh
@@ -92,4 +92,8 @@ case "$1" in
 		esac
 	done
 	;;
+
+	*)
+		echo "Usage: $0 {start|stop}"
+		exit 1
 esac