[glib] Include io.h for write() on win32

[Hans Breuer <hans src gnome org>]

commit cbca0ac5d92df015902b3fd8a9086a29b20bc6f9
Author: Hans Breuer <hans breuer org>
Date:   Sat May 30 15:14:01 2009 +0200

    Include io.h for write() on win32
---
 gio/gcancellable.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/gio/gcancellable.c b/gio/gcancellable.c
index 7de241a..e54d6c8 100644
--- a/gio/gcancellable.c
+++ b/gio/gcancellable.c
@@ -28,6 +28,7 @@
 #include <gioerror.h>
 #ifdef G_OS_WIN32
 #include <windows.h>
+#include <io.h>
 #endif
 #include "gcancellable.h"
 #include "glibintl.h"