[libdazzle] int-pair: include stdlib for __WORDSIZE

[Christian Hergert <chergert src gnome org>]

commit 7bf46ebd8be01d6b6c5133f48269e96f541ca95c
Author: Christian Hergert <chergert redhat com>
Date:   Fri Jul 21 22:40:30 2017 -0700

    int-pair: include stdlib for __WORDSIZE

 src/util/dzl-int-pair.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/util/dzl-int-pair.h b/src/util/dzl-int-pair.h
index 1a99c6b..24eec68 100644
--- a/src/util/dzl-int-pair.h
+++ b/src/util/dzl-int-pair.h
@@ -22,6 +22,7 @@
 #ifndef __GI_SCANNER__
 
 #include <glib.h>
+#include <stdlib.h>
 
 G_BEGIN_DECLS