timer after having read a key. It's not good for code reading
several keys in a loop, like an input method.
prompt, ! NILP (dont_downcase_last),
! NILP (can_return_switch_frame), 0);
+#if 0 /* The following is fine for code reading a key sequence and
+ then proceeding with a lenghty compuation, but it's not good
+ for code reading keys in a loop, like an input method. */
#ifdef HAVE_X_WINDOWS
if (display_busy_cursor_p)
start_busy_cursor ();
+#endif
#endif
if (i == -1)