From 04bf1397adfad13a1ecdd895fd025ecf15be7012 Mon Sep 17 00:00:00 2001
From: christos <christos@NetBSD.org>
Date: Sun, 14 Jan 2024 17:39:19 +0000
Subject: [PATCH] Better check against st_size == 0 instead of st_dev == -1

---
 usr.bin/wc/wc.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/usr.bin/wc/wc.c b/usr.bin/wc/wc.c
index c8e397363e80..19cd1cbfa7fe 100644
--- a/usr.bin/wc/wc.c
+++ b/usr.bin/wc/wc.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: wc.c,v 1.36 2024/01/14 17:16:10 christos Exp $	*/
+/*	$NetBSD: wc.c,v 1.37 2024/01/14 17:39:19 christos Exp $	*/
 
 /*
  * Copyright (c) 1980, 1987, 1991, 1993
@@ -39,7 +39,7 @@ __COPYRIGHT("@(#) Copyright (c) 1980, 1987, 1991, 1993\
 #if 0
 static char sccsid[] = "@(#)wc.c	8.2 (Berkeley) 5/2/95";
 #else
-__RCSID("$NetBSD: wc.c,v 1.36 2024/01/14 17:16:10 christos Exp $");
+__RCSID("$NetBSD: wc.c,v 1.37 2024/01/14 17:39:19 christos Exp $");
 #endif
 #endif /* not lint */
 
@@ -239,8 +239,7 @@ cnt(const char *file)
 				warn("%s", name);
 				rval = 1;
 			} else {
-				/* st_dev == -1 for kernfs/procfs files */
-				if (sb.st_dev != (dev_t)-1 &&
+				if (sb.st_size != 0 &&
 				    (S_ISREG(sb.st_mode) ||
 				    S_ISLNK(sb.st_mode) ||
 				    S_ISDIR(sb.st_mode))) {