[glib] gwakeup.h: add missing header for GPollFD

[Ryan Lortie <ryanl src gnome org>]

commit 3022ef47313648e10fd415ef132d746ee2db88e1
Author: Ryan Lortie <desrt desrt ca>
Date:   Fri Sep 9 14:30:01 2011 -0400

    gwakeup.h: add missing header for GPollFD

 glib/gwakeup.h |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/glib/gwakeup.h b/glib/gwakeup.h
index 51f81ce..bd94520 100644
--- a/glib/gwakeup.h
+++ b/glib/gwakeup.h
@@ -22,6 +22,8 @@
 #ifndef __G_WAKEUP_H__
 #define __G_WAKEUP_H__
 
+#include <glib/gpoll.h>
+
 typedef struct _GWakeup GWakeup;
 
 G_GNUC_INTERNAL GWakeup *       g_wakeup_new            (void);