--- src/VBox/Additions/bsdsunix/drm/Makefile.orig	2020-07-10 02:50:11.000000000 +1000
+++ src/VBox/Additions/bsdsunix/drm/Makefile	2020-08-23 02:09:17.975705000 +1000
@@ -0,0 +1,26 @@
+# $Id: Makefile $
+## @file
+# Makefile for the VirtualBox BSDSUniX Host Driver.
+#
+
+#
+# Copyright (C) 2006-2017 Oracle Corporation
+#
+# This file is part of VirtualBox Open Source Edition (OSE), as
+# available from http://www.virtualbox.org. This file is free software;
+# you can redistribute it and/or modify it under the terms of the GNU
+# General Public License (GPL) as published by the Free Software
+# Foundation, in version 2 as it comes in the "COPYING" file of the
+# VirtualBox OSE distribution. VirtualBox OSE is distributed in the
+# hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
+#
+
+KMOD = vboxvideo
+
+SRCS = \
+	vboxvideo_drm.c
+
+SRCS += device_if.h bus_if.h pci_if.h opt_drm.h
+
+.include <bsd.kmod.mk>
+