diff --git a/usr.sbin/tcpdchk/Makefile b/usr.sbin/tcpdchk/Makefile
index 98e1737ef597..48a845e2ff17 100644
--- a/usr.sbin/tcpdchk/Makefile
+++ b/usr.sbin/tcpdchk/Makefile
@@ -1,4 +1,4 @@
-#	$NetBSD: Makefile,v 1.10 2000/10/11 20:23:57 is Exp $
+#	$NetBSD: Makefile,v 1.11 2002/05/24 09:57:25 tron Exp $
 
 PROG=	tcpdchk
 SRCS=	tcpdchk.c fakelog.c inetcf.c scaffold.c percent_m.c
@@ -6,7 +6,7 @@ MAN=	tcpdchk.8
 LDADD=	-lwrap
 DPADD=	${LIBWRAP}
 
-CPPFLAGS+= -I${.CURDIR}/../../lib/libwrap
+CPPFLAGS+= -I${.CURDIR}/../../lib/libwrap -DSYS_ERRLIST_DEFINED
 
 .include "${.CURDIR}/../../lib/libwrap/Makefile.cflags"