From a1ffd780f3e26b54aecd0599dcec917026d625b3 Mon Sep 17 00:00:00 2001
From: marius <marius@FreeBSD.org>
Date: Thu, 24 Jul 2008 14:07:52 +0000
Subject: [PATCH] Prefer the opt_global.h from KERNBUILDDIR if existent so we
 obtain all macros that might be relevant.

---
 sys/modules/mem/Makefile | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/sys/modules/mem/Makefile b/sys/modules/mem/Makefile
index 7f43d0c56b8f..812da1439363 100644
--- a/sys/modules/mem/Makefile
+++ b/sys/modules/mem/Makefile
@@ -19,11 +19,16 @@ SRCS+=	bus_if.h device_if.h
 
 .if ${MACHINE} == "sun4v"
 SRCS+=		opt_global.h
+
+.if defined(KERNBUILDDIR)
+MKDEP=		-include ${KERNBUILDDIR}/opt_global.h
+.else
 CFLAGS+=	-include opt_global.h
 MKDEP=		-include opt_global.h
 
 opt_global.h:
 	echo "#define SUN4V 1" > ${.TARGET}
 .endif
+.endif
 
 .include <bsd.kmod.mk>