(XTmouse_position): First arg is FRAME_PTR, not FRAME_PTR *.

src/xterm.c

@@ -1776,7 +1776,7 @@ static void x_scroll_bar_report_motion ();
 
 static void
 XTmouse_position (f, bar_window, part, x, y, time)
-     FRAME_PTR *f;
+     FRAME_PTR f;
      Lisp_Object *bar_window;
      enum scroll_bar_part *part;
      Lisp_Object *x, *y;