Index: stable/11/usr.sbin/bhyve/Makefile
===================================================================
--- stable/11/usr.sbin/bhyve/Makefile	(revision 346715)
+++ stable/11/usr.sbin/bhyve/Makefile	(revision 346716)
@@ -1,84 +1,85 @@
 #
 # $FreeBSD$
 #
 
 .include <src.opts.mk>
+CFLAGS+=-I${SRCTOP}/sys
 
 PROG=	bhyve
 PACKAGE=	bhyve
 
 MAN=	bhyve.8
 
 BHYVE_SYSDIR?=${SRCTOP}
 
 SRCS=	\
 	atkbdc.c		\
 	acpi.c			\
 	bhyvegc.c		\
 	bhyverun.c		\
 	block_if.c		\
 	bootrom.c		\
 	console.c		\
 	consport.c		\
 	dbgport.c		\
 	fwctl.c			\
 	inout.c			\
 	ioapic.c		\
 	mem.c			\
 	mevent.c		\
 	mptbl.c			\
 	pci_ahci.c		\
 	pci_e82545.c		\
 	pci_emul.c		\
 	pci_fbuf.c		\
 	pci_hostbridge.c	\
 	pci_irq.c		\
 	pci_lpc.c		\
 	pci_passthru.c		\
 	pci_virtio_block.c	\
 	pci_virtio_console.c	\
 	pci_virtio_net.c	\
 	pci_virtio_rnd.c	\
 	pci_uart.c		\
 	pci_xhci.c		\
 	pm.c			\
 	post.c			\
 	ps2kbd.c		\
 	ps2mouse.c		\
 	rfb.c			\
 	rtc.c			\
 	smbiostbl.c		\
 	sockstream.c		\
 	task_switch.c		\
 	uart_emul.c		\
 	usb_emul.c		\
 	usb_mouse.c		\
 	virtio.c		\
 	vga.c			\
 	xmsr.c			\
 	spinup_ap.c
 
 .PATH:  ${BHYVE_SYSDIR}/sys/amd64/vmm
 SRCS+=	vmm_instruction_emul.c
 
 LIBADD=	vmmapi md pthread z
 
 .if ${MK_INET_SUPPORT} != "no"
 CFLAGS+=-DINET
 .endif
 .if ${MK_INET6_SUPPORT} != "no"
 CFLAGS+=-DINET6
 .endif
 .if ${MK_OPENSSL} == "no"
 CFLAGS+=-DNO_OPENSSL
 .else
 LIBADD+=	crypto
 .endif
 
 CFLAGS+= -I${BHYVE_SYSDIR}/sys/dev/e1000
 CFLAGS+= -I${BHYVE_SYSDIR}/sys/dev/mii
 CFLAGS+= -I${BHYVE_SYSDIR}/sys/dev/usb/controller
 
 WARNS?=	2
 
 .include <bsd.prog.mk>