From a294b02fbc07fa8466c8fc12311e7d4e92332467 Mon Sep 17 00:00:00 2001
From: Konstantin Belousov <kib@FreeBSD.org>
Date: Mon, 13 Nov 2023 03:46:51 +0200
Subject: [PATCH] reboot(8): print syscall error on sysctl failure

Noted by:	markj
Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
Differential revision:	https://reviews.freebsd.org/D42561
---
 sbin/reboot/reboot.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sbin/reboot/reboot.c b/sbin/reboot/reboot.c
index bcb6c6bde05..dce747d79b1 100644
--- a/sbin/reboot/reboot.c
+++ b/sbin/reboot/reboot.c
@@ -281,7 +281,7 @@ get_pageins(void)
 	len = sizeof(pageins);
 	if (sysctlbyname("vm.stats.vm.v_swappgsin", &pageins, &len, NULL, 0)
 	    != 0) {
-		warnx("v_swappgsin");
+		warn("v_swappgsin");
 		return (0);
 	}
 	return (pageins);