[PATCH] libgnttab/freebsd: add tools libs.h

[Roger Pau Monne <roger.pau@xxxxxxxxxx>]

In order to get the ROUNDUP macro, or else the build fails. I assume
ROUNDUP would previously get included from a different header.

Seeing as Linux does explicitly include libs.h do the same for
FreeBSD.

Signed-off-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
---
 tools/libs/gnttab/freebsd.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/libs/gnttab/freebsd.c b/tools/libs/gnttab/freebsd.c
index 0588501d0f..768af701c6 100644
--- a/tools/libs/gnttab/freebsd.c
+++ b/tools/libs/gnttab/freebsd.c
@@ -30,6 +30,8 @@
 
 #include <xen/sys/gntdev.h>
 
+#include <xen-tools/libs.h>
+
 #include "private.h"
 
 #define PAGE_SHIFT           12
-- 
2.28.0