freebsd-ports/emulators/virtualbox-ose-additions/files/patch-src-VBox-Additions-common-VBoxGuest-freebsd-Makefile

--- src/VBox/Additions/common/VBoxGuest/freebsd/Makefile.orig	2013-11-29 14:20:37.000000000 -0500
+++ src/VBox/Additions/common/VBoxGuest/freebsd/Makefile	2013-12-15 00:12:59.000000000 -0500
@@ -155,6 +155,7 @@
 SRCS += \
 	semspinmutex-r0drv-generic.c \
 	mpnotification-r0drv-generic.c \
+	threadctxhooks-r0drv-generic.c \
 	RTMpIsCpuWorkPending-r0drv-generic.c
 
 .PATH:	${.CURDIR}/VBox