(usage): Use EXIT_SUCCESS, not 0, for clarity.

diff --git a/src/sleep.c b/src/sleep.c
index 0565c97685bccde49b18539ce4df654aee243a4c..7027ab9fcc55cd11af74316c4654c0cde434d5d8 100644 (file)
--- a/src/sleep.c
+++ b/src/sleep.c
@@ -1,5 +1,5 @@
 /* sleep - delay for a specified amount of time.
-   Copyright (C) 84, 1991-1997, 1999-2003 Free Software Foundation, Inc.
+   Copyright (C) 84, 1991-1997, 1999-2004 Free Software Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -44,7 +44,7 @@ static struct option const long_options[] =
 void
 usage (int status)
 {
-  if (status != 0)
+  if (status != EXIT_SUCCESS)
     fprintf (stderr, _("Try `%s --help' for more information.\n"),
             program_name);
   else