(mpuz-silent): Don't quote nil and t in docstrings.

diff --git a/lisp/play/mpuz.el b/lisp/play/mpuz.el
index f7ded1a360e9a081d44565a2ab0df302ce3b31df..954b3cb338cb2bb262d909b4a688894f4ba18ebf 100644 (file)
--- a/lisp/play/mpuz.el
+++ b/lisp/play/mpuz.el
@@ -40,8 +40,8 @@
 (random t)                             ; randomize
 
 (defcustom mpuz-silent 'error
-  "*Set this to `nil' if you want dings on inputs.
-`t' means never ding, and `error' means only ding on wrong input."
+  "*Set this to nil if you want dings on inputs.
+t means never ding, and `error' means only ding on wrong input."
   :type '(choice (const :tag "No" nil)
                 (const :tag "Yes" t)
                 (const :tag "If correct" error))