$NetBSD: patch-aa,v 1.1 2002/05/11 10:21:29 zuntum Exp $

--- interfaces.c.orig	Sat Aug 22 10:19:03 1998
+++ interfaces.c
@@ -209,6 +209,9 @@
 	{	if_slip,	DLT_SLIP_BSDOS	}, /* libpcap stupid fake */
 #endif
 	{	if_ppp,		DLT_PPP		},	/* PPP */
+#ifdef	DLT_PPP_SERIAL
+	{	if_ppp,		DLT_PPP_SERIAL	},	/* PPP */
+#endif
 #ifdef	DLT_PPP_BSDOS
 	{	if_ppp,		DLT_PPP_BSDOS	}, /* libpcap stupid fake */
 #endif