$NetBSD: patch-ab,v 1.3 2013/04/11 19:57:52 joerg Exp $

--- ../Config.mk.orig	2009-08-06 13:17:07.000000000 +0000
+++ ../Config.mk
@@ -15,7 +15,7 @@ SHELL     ?= /bin/sh
 # Tools to run on system hosting the build
 HOSTCC      = gcc
 HOSTCFLAGS  = -Wall -Werror -Wstrict-prototypes -O2 -fomit-frame-pointer
-HOSTCFLAGS += -fno-strict-aliasing
+HOSTCFLAGS += -fno-strict-aliasing ${EXTRA_HOSTCFLAGS}
 
 DISTDIR     ?= $(XEN_ROOT)/dist
 DESTDIR     ?= /
@@ -66,7 +66,7 @@ CFLAGS += -Wall -Wstrict-prototypes
 
 # -Wunused-value makes GCC 4.x too aggressive for my taste: ignoring the
 # result of any casted expression causes a warning.
-CFLAGS += -Wno-unused-value
+CFLAGS += -Wno-unused-value -Wno-switch
 
 HOSTCFLAGS += $(call cc-option,$(HOSTCC),-Wdeclaration-after-statement,)
 CFLAGS     += $(call cc-option,$(CC),-Wdeclaration-after-statement,)
@@ -74,6 +74,8 @@ CFLAGS     += $(call cc-option,$(CC),-Wd
 LDFLAGS += $(foreach i, $(EXTRA_LIB), -L$(i)) 
 CFLAGS += $(foreach i, $(EXTRA_INCLUDES), -I$(i))
 
+CFLAGS += $(EXTRA_CFLAGS)
+
 # Enable XSM security module.  Enabling XSM requires selection of an 
 # XSM security module (FLASK_ENABLE or ACM_SECURITY).
 XSM_ENABLE ?= n
@@ -90,7 +92,7 @@ QEMU_REMOTE=http://xenbits.xensource.com
 
 # Specify which qemu-dm to use. This may be `ioemu' to use the old
 # Mercurial in-tree version, or a local directory, or a git URL.
-# CONFIG_QEMU   ?= ioemu
+CONFIG_QEMU   ?= ioemu
 # CONFIG_QEMU   ?= ../qemu-xen.git
 ifeq ($(XEN_TARGET_ARCH),ia64)
 CONFIG_QEMU   ?= ioemu