From 1985b5e0c18cc47cba4d345ed2c6b7de81de492f Mon Sep 17 00:00:00 2001
From: piaip <piaip@63ad8ddf-47c3-0310-b6dd-a9e9d9715204>
Date: Tue, 6 Sep 2011 06:24:13 +0000
Subject: better way to fix it

git-svn-id: http://opensvn.csie.org/pttbbs/trunk@5392 63ad8ddf-47c3-0310-b6dd-a9e9d9715204
---
 pttbbs/mbbsd/admin.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/pttbbs/mbbsd/admin.c b/pttbbs/mbbsd/admin.c
index 959b3e8b..f49763fb 100644
--- a/pttbbs/mbbsd/admin.c
+++ b/pttbbs/mbbsd/admin.c
@@ -571,10 +571,7 @@ m_mod_board(char *bname)
              ANSI_COLOR(1;31) "禁止" ANSI_RESET : "正常");
 	getdata(21, 0, "確定更改？", genbuf, 5, LCECHO);
 	if (genbuf[0] == 'y') {
-	    if (newbh.brdattr & BRD_NOCREDIT)
-		newbh.brdattr = newbh.brdattr & (~BRD_NOCREDIT);
-	    else
-		newbh.brdattr = newbh.brdattr | BRD_NOCREDIT;
+            newbh.brdattr ^= BRD_NOCREDIT;
 	    assert(0<=bid-1 && bid-1<MAX_BOARD);
 	    substitute_record(fn_board, &newbh, sizeof(newbh), bid);
 	    reset_board(bid);
-- 
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