diff --git a/sys/pc98/boot/Makefile.inc b/sys/pc98/boot/Makefile.inc
index c02d4d7980f..88916943ec9 100644
--- a/sys/pc98/boot/Makefile.inc
+++ b/sys/pc98/boot/Makefile.inc
@@ -1,5 +1,7 @@
-#	$Id: Makefile.inc,v 1.2 1998/03/14 02:29:24 kato Exp $
+#	$Id: Makefile.inc,v 1.3 1998/03/14 02:33:54 kato Exp $
 
+BINDIR?=	/usr/mdec
+CFLAGS+=	-aout
 .if exists(${.CURDIR}/../../../../include)
 CFLAGS+=	-nostdinc -I${.CURDIR}/../../../../include
 .endif