From 188ab151674fd52cb8ed3dc651599bf37ab14445 Mon Sep 17 00:00:00 2001
From: mycroft <mycroft@NetBSD.org>
Date: Sat, 2 Oct 1993 08:55:16 +0000
Subject: [PATCH] Ignore carrier if not using hardware carrier detect (i.e.
 CLOCAL is set).

---
 sys/net/if_sl.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/net/if_sl.c b/sys/net/if_sl.c
index 523cd7a3b578..10daeac06e51 100644
--- a/sys/net/if_sl.c
+++ b/sys/net/if_sl.c
@@ -371,7 +371,8 @@ sloutput(ifp, m, dst)
 		m_freem(m);
 		return (ENETDOWN);	/* sort of */
 	}
-	if ((sc->sc_ttyp->t_state & TS_CARR_ON) == 0) {
+	if ((sc->sc_ttyp->t_state & TS_CARR_ON) == 0 &&
+	    (sc->sc_ttyp->t_cflag & CLOCAL) == 0) {
 		m_freem(m);
 		return (EHOSTUNREACH);
 	}