[evolution-data-server] tests: #include <sys/wait.h> for WIFEXITED

[Matthew Barnes <mbarnes src gnome org>]

commit 4c381def04938dd0d35bef2ac6456738025db490
Author: Ryan Lortie <desrt desrt ca>
Date:   Tue Jan 7 16:36:12 2014 -0500

    tests: #include <sys/wait.h> for WIFEXITED
    
    https://bugzilla.gnome.org/show_bug.cgi?id=721737

 tests/libedata-book/data-test-utils.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/tests/libedata-book/data-test-utils.c b/tests/libedata-book/data-test-utils.c
index 5a86ee8..46179d4 100644
--- a/tests/libedata-book/data-test-utils.c
+++ b/tests/libedata-book/data-test-utils.c
@@ -17,6 +17,7 @@
  * Authors: Tristan Van Berkom <tristanvb openismus com>
  */
 
+#include <sys/wait.h>
 #include <locale.h>
 #include <stdio.h>
 #include <stdlib.h>