[PATCH] xen/x86: hypervisor build fixes for FreeBSD.

[Tim Deegan <tim@xen.org>]

These allow an x86_64 hypervisor to build on FreeBSD 9.1/amd64.
- like OpenBSD, needs a different arch passed to ld.
- like OpenBSD, sdtarg.h and stdbool.h are in /usr/include

Signed-off-by: Tim Deegan <tim@xen.org>
---
 config/x86_64.mk          |    4 ++++
 xen/include/xen/stdarg.h  |    2 +-
 xen/include/xen/stdbool.h |    2 +-
 3 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/config/x86_64.mk b/config/x86_64.mk
index 70c0d8d..d925b23 100644
--- a/config/x86_64.mk
+++ b/config/x86_64.mk
@@ -20,5 +20,9 @@ EFI_DIR ?= /usr/lib64/efi
 ifeq ($(XEN_OS),OpenBSD)
 LDFLAGS_DIRECT += -melf_x86_64_obsd
 else
+ifeq ($(XEN_OS),FreeBSD)
+LDFLAGS_DIRECT += -melf_x86_64_fbsd
+else
 LDFLAGS_DIRECT += -melf_x86_64
 endif
+endif
diff --git a/xen/include/xen/stdarg.h b/xen/include/xen/stdarg.h
index ade7a65..d1b2540 100644
--- a/xen/include/xen/stdarg.h
+++ b/xen/include/xen/stdarg.h
@@ -1,7 +1,7 @@
 #ifndef __XEN_STDARG_H__
 #define __XEN_STDARG_H__
 
-#if defined(__OpenBSD__) || defined (__NetBSD__)
+#if defined(__OpenBSD__) || defined(__NetBSD__) || defined(__FreeBSD__)
    typedef __builtin_va_list va_list;
 #  ifdef __GNUC__
 #    define __GNUC_PREREQ__(x, y)                                       \
diff --git a/xen/include/xen/stdbool.h b/xen/include/xen/stdbool.h
index 2eecd52..f0faedf 100644
--- a/xen/include/xen/stdbool.h
+++ b/xen/include/xen/stdbool.h
@@ -1,7 +1,7 @@
 #ifndef __XEN_STDBOOL_H__
 #define __XEN_STDBOOL_H__
 
-#if defined(__OpenBSD__) || defined(__NetBSD__)
+#if defined(__OpenBSD__) || defined(__NetBSD__) || defined(__FreeBSD__)
 #  define bool _Bool
 #  define true 1
 #  define false 0
-- 
1.7.10.4