From ca3230163824c590b1c0cad218ab043048ff2a75 Mon Sep 17 00:00:00 2001
From: Paul Eggert <eggert@twinsun.com>
Date: Sun, 10 Feb 2002 08:08:59 +0000
Subject: [PATCH] Use `sort -k 2', not `sort +1', as POSIX 1003.1-2001
 disallows the old syntax.

---
 lib-src/rcs-checkin | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib-src/rcs-checkin b/lib-src/rcs-checkin
index 41b10d24412..2a24bca3fcb 100755
--- a/lib-src/rcs-checkin
+++ b/lib-src/rcs-checkin
@@ -73,7 +73,7 @@ do
 	# Get list of old files.
 	oldfiles=`
 		ls $file.~[0-9]*~ 2>/dev/null |
-		sort -t~ -n +1
+		sort -t~ -n -k 2
 	`
 
 	# Check that they are properly sorted by date.
-- 
2.39.2