From 86ffccf24f66032a89d70a32b3609584c0db7345 Mon Sep 17 00:00:00 2001
From: Theo de Raadt <deraadt@cvs.openbsd.org>
Date: Fri, 28 Jun 2019 13:32:54 +0000
Subject: When system calls indicate an error they return -1, not some
 arbitrary value < 0.  errno is only updated in this case.  Change all (most?)
 callers of syscalls to follow this better, and let's see if this strictness
 helps us in the future.

---
 games/grdc/grdc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'games/grdc')

diff --git a/games/grdc/grdc.c b/games/grdc/grdc.c
index ea2d3408b92..64a3b1b2196 100644
--- a/games/grdc/grdc.c
+++ b/games/grdc/grdc.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: grdc.c,v 1.30 2019/01/06 18:27:14 tedu Exp $	*/
+/*	$OpenBSD: grdc.c,v 1.31 2019/06/28 13:32:52 deraadt Exp $	*/
 /*
  *
  * Copyright 2002 Amos Shapir.  Public domain.
@@ -293,7 +293,7 @@ getwinsize(int *wid, int *ht)
 {
 	struct winsize size;
 
-	if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &size) < 0) {
+	if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &size) == -1) {
 		*wid = 80;     /* Default */
 		*ht = 24;
 	} else {
-- 
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