* lisp/play/gamegrid.el: Use lexical-binding to silence warnings

(gamegrid-init-buffer): Silence another warning.

diff --git a/lisp/play/gamegrid.el b/lisp/play/gamegrid.el
index 641ef7f246241a1d37e6392905be69581ce1bdf6..6223a01d4fa70c2faf7786d9b9eb9315aeaffec7 100644 (file)
--- a/lisp/play/gamegrid.el
+++ b/lisp/play/gamegrid.el
@@ -1,4 +1,4 @@
-;;; gamegrid.el --- library for implementing grid-based games on Emacs
+;;; gamegrid.el --- library for implementing grid-based games on Emacs  -*- lexical-binding:t -*-
 
 ;; Copyright (C) 1997-1998, 2001-2017 Free Software Foundation, Inc.
 
@@ -484,7 +484,7 @@ format."
        (buffer-read-only nil))
     (erase-buffer)
     (setq gamegrid-buffer-start (point))
-    (dotimes (i height)
+    (dotimes (_ height)
       (insert line))
     ;; Adjust the height of the default face to the height of the
     ;; images. Unlike XEmacs, Emacs doesn't allow making the default