+/*! Compare t1 and t2, taking into account wraparound. True if t1
+ comes at the same time or later than t2. */
+gboolean event_time_after(Time t1, Time t2);
+
+/*! Used with XCheckIfEvent to find a focusin event on a client window */
+Bool event_look_for_focusin_client(Display *d, XEvent *e, XPointer arg);
+