xl: fix compilation of xl_migrate.c

The usage of signal(3) requires the inclusion of the signal.h header:

http://pubs.opengroup.org/onlinepubs/9699919799/functions/signal.html

This fixes the build on FreeBSD.

Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
Acked-by: Wei Liu <wei.liu2@citrix.com>

diff --git a/tools/xl/xl_migrate.c b/tools/xl/xl_migrate.c
index 50145abd978c4f9fa5a1f43f569343957677a95c..28fb8230b67df490393f6f2f783b9362d9c01f96 100644 (file)
--- a/tools/xl/xl_migrate.c
+++ b/tools/xl/xl_migrate.c
@@ -14,6 +14,7 @@
 
 #include <fcntl.h>
 #include <inttypes.h>
+#include <signal.h>
 #include <stdlib.h>
 #include <sys/stat.h>
 #include <sys/types.h>