diff --git a/sys/rump/net/lib/libnet/opt/opt_gateway.h b/sys/rump/net/lib/libnet/opt/opt_gateway.h
deleted file mode 100644
index 8164c9b1ec1e..000000000000
--- a/sys/rump/net/lib/libnet/opt/opt_gateway.h
+++ /dev/null
@@ -1,3 +0,0 @@
-/*	$NetBSD: opt_gateway.h,v 1.1 2008/10/06 00:27:06 pooka Exp $	*/
-
-/* dummy */
diff --git a/sys/rump/net/lib/libnetinet/Makefile.inc b/sys/rump/net/lib/libnetinet/Makefile.inc
index fda432d28ebc..43ce68558609 100644
--- a/sys/rump/net/lib/libnetinet/Makefile.inc
+++ b/sys/rump/net/lib/libnetinet/Makefile.inc
@@ -1,4 +1,4 @@
-#	$NetBSD: Makefile.inc,v 1.2 2009/02/01 17:05:26 pooka Exp $
+#	$NetBSD: Makefile.inc,v 1.3 2009/02/03 00:33:48 pooka Exp $
 #
 
 .PATH:	${.CURDIR}/../../../../netinet
@@ -20,7 +20,6 @@ SRCS+=	udp_usrreq.c
 
 CFLAGS+=	-Wno-pointer-sign
 CPPFLAGS+=	-I${.CURDIR}/opt -I${.CURDIR}/../libnet/opt
-CPPFLAGS+=	-DGATEWAY
 
 # TCP debugging
 #SRCS+=		tcp_debug.c
diff --git a/sys/rump/net/lib/libnetinet/opt/opt_gateway.h b/sys/rump/net/lib/libnetinet/opt/opt_gateway.h
new file mode 100644
index 000000000000..36e796cb490b
--- /dev/null
+++ b/sys/rump/net/lib/libnetinet/opt/opt_gateway.h
@@ -0,0 +1,3 @@
+/*	$NetBSD: opt_gateway.h,v 1.1 2009/02/03 00:33:48 pooka Exp $	*/
+
+#define GATEWAY