testing poll_suppress_count.
Vunread_command_events = Qnil;
unread_command_char = -1;
+#if 0 /* Currently, sit_for is called from read_char without turning
+ off polling. And that can call set_waiting_for_input.
+ It seems to be harmless. */
#ifdef POLL_FOR_INPUT
/* May be > 1 if in recursive minibuffer. */
if (poll_suppress_count == 0)
abort ();
#endif
+#endif
#ifdef MULTI_FRAME
if (FRAMEP (internal_last_event_frame)
&& XFRAME (internal_last_event_frame) != selected_frame)