diff --git a/lib/libipsec/Makefile b/lib/libipsec/Makefile
index 478633faf5c7..b2055994f43a 100644
--- a/lib/libipsec/Makefile
+++ b/lib/libipsec/Makefile
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.14 2005/06/28 16:01:59 christos Exp $
+# $NetBSD: Makefile,v 1.15 2005/12/15 04:27:32 jmc Exp $
 
 USE_SHLIBDIR=	yes
 WARNS=	0	# Will be fixed later
@@ -20,14 +20,14 @@ CPPFLAGS+=-DINET6
 .PATH:	${DIST}/src/libipsec
 
 SRCS=	ipsec_dump_policy.c ipsec_get_policylen.c ipsec_strerror.c	\
-	pfkey.c pfkey_dump.c policy_parse.y policy_token.l key_debug.c
-
-LPREFIX+=__libipsec
-YPREFIX+=__libipsec
-YHEADER=policy_parse.h
+	pfkey.c pfkey_dump.c policy_parse.c policy_token.c key_debug.c
 
 MAN=	ipsec_set_policy.3 ipsec_strerror.3
 MLINKS+=ipsec_set_policy.3 ipsec_get_policylen.3 \
 	ipsec_set_policy.3 ipsec_dump_policy.3
 
 .include <bsd.lib.mk>
+
+# Don't auto-frob .y or .l files.
+.l.c .y.c .y.h:
+	@true