libxl: Add missing #include of <signal.h>

"libxl: ao abort: Handle SIGTERM in save/restore helper" requires
this; without it we fail to build on BSD.

Reported-by: Ian Campbell <ian.campbell@citrix.com>
CC: Ian Campbell <ian.campbell@citrix.com>
CC: Roger Pau Monne <roger.pau@citrix.com>
Signed-off-by: Ian Jackson <Ian.Jackson@eu.citrix.com>

diff --git a/tools/libxl/libxl_save_helper.c b/tools/libxl/libxl_save_helper.c
index 0be77c98aa142c56761c9acff5ecfd9a0382d2bb..14675ae79715195ba13bdcc0ac5774e57144680f 100644 (file)
--- a/tools/libxl/libxl_save_helper.c
+++ b/tools/libxl/libxl_save_helper.c
@@ -41,6 +41,7 @@
 #include <assert.h>
 #include <inttypes.h>
 #include <fcntl.h>
+#include <signal.h>
 
 #include "libxl.h"
 #include "libxl_utils.h"