[gtk+] gtk/utils: Include stdio.h

[Emmanuele Bassi <ebassi src gnome org>]

commit 2332ac444c06b3cc8c20ba39afd2d40049550abd
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Mon Oct 17 14:51:16 2016 +0100

    gtk/utils: Include stdio.h
    
    We need it because of the declaration using FILE*.

 gtk/gtkutilsprivate.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkutilsprivate.h b/gtk/gtkutilsprivate.h
index a498c74..9cc6be0 100644
--- a/gtk/gtkutilsprivate.h
+++ b/gtk/gtkutilsprivate.h
@@ -1,6 +1,7 @@
 #ifndef __GTKUTILS_H__
 #define __GTKUTILS_H__
 
+#include <stdio.h>
 #include <glib.h>
 
 G_BEGIN_DECLS