From fc567f476a9cb381a50a94a355c4e0dd990b2539 Mon Sep 17 00:00:00 2001
From: Russ Cox <rsc@swtch.com>
Date: Tue, 2 Aug 2011 14:28:04 -0400
Subject: build: OS X 64-bit build

R=rsc
http://codereview.appspot.com/4838047
---
 bin/9a | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

(limited to 'bin/9a')

diff --git a/bin/9a b/bin/9a
index 7ee8beb4..753797c8 100755
--- a/bin/9a
+++ b/bin/9a
@@ -5,10 +5,16 @@ if [ $# != 1 ]; then
 	exit 1
 fi
 
+test -f $PLAN9/config && . $PLAN9/config
+
 aflags=""
-case "`uname`" in
-Darwin)
-	aflags="-arch `arch`"
+case "`uname`-${OBJTYPE:-`uname -m`}" in
+Darwin-*386*)
+	aflags="-arch i386"
+	;;
+Darwin-*x86_64*)
+	aflags="-arch x86_64"
+	;;
 esac
 
 out=`echo $1 | sed 's/\.s$//;s/$/.o/'`
-- 
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