Add ipfw_status command to etc/rc.d/ipfw

This is helpful when using service/conf management tools.

Sonsored-By:	Gandi.net

etc/rc.d/ipfw

@@ -17,7 +17,9 @@ start_cmd="ipfw_start"
 start_precmd="ipfw_prestart"
 start_postcmd="ipfw_poststart"
 stop_cmd="ipfw_stop"
+status_cmd="ipfw_status"
 required_modules="ipfw"
+extra_commands="status"
 
 set_rcvar_obsolete ipv6_firewall_enable
 
@@ -109,6 +111,18 @@ ipfw_stop()
 	done
 }
 
+ipfw_status()
+{
+    status=$(sysctl -n net.inet.ip.fw.enable)
+    if [ ${status} -eq 0 ]; then
+	echo "ipfw is not enabled"
+	exit 1
+    else
+	echo "ipfw is enabled"
+	exit 0
+    fi
+}
+
 load_rc_config $name
 firewall_coscripts="/etc/rc.d/natd ${firewall_coscripts}"