From 7af93d757a55bfd929b06713a2b8050973a57627 Mon Sep 17 00:00:00 2001
From: junyoung <junyoung@NetBSD.org>
Date: Sun, 21 Sep 2008 06:20:07 +0000
Subject: [PATCH] Fix 'arith: syntax error: " N_SRC_ARGS + 1 "' error which
 occurs with the Debian default shell ("dash").

Now cross-build works again on Ubuntu 7.10.
---
 usr.sbin/postinstall/postinstall | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/usr.sbin/postinstall/postinstall b/usr.sbin/postinstall/postinstall
index 131d9b5f8311..b71286c3096b 100755
--- a/usr.sbin/postinstall/postinstall
+++ b/usr.sbin/postinstall/postinstall
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# $NetBSD: postinstall,v 1.69 2008/09/14 17:25:59 apb Exp $
+# $NetBSD: postinstall,v 1.70 2008/09/21 06:20:07 junyoung Exp $
 #
 # Copyright (c) 2002-2008 The NetBSD Foundation, Inc.
 # All rights reserved.
@@ -1317,7 +1317,7 @@ main()
 		case "${ch}" in
 		s)
 			qarg="$(shell_quote "${OPTARG}")"
-			N_SRC_ARGS=$(( N_SRC_ARGS + 1 ))
+			N_SRC_ARGS=$(( $N_SRC_ARGS + 1 ))
 			SRC_ARGLIST="${SRC_ARGLIST}${SRC_ARGLIST:+ }-s ${qarg}"
 			if [ -f "${OPTARG}" ]; then
 				# arg refers to a *.tgz file.