* nnmail.el (nnmail-cache-insert): make sure that the

[gnus] / lisp / gnus-audio.el

diff --git a/lisp/gnus-audio.el b/lisp/gnus-audio.el
index 12366ab..785a936 100644 (file)
--- a/lisp/gnus-audio.el
+++ b/lisp/gnus-audio.el
@@ -50,12 +50,12 @@
 (defcustom gnus-audio-au-player (executable-find "play")
   "Executable program for playing sun AU format sound files."
   :group 'gnus-audio
-  :type 'string)
+  :type '(choice file (const nil)))
 
 (defcustom gnus-audio-wav-player (executable-find "play")
   "Executable program for playing WAV files."
   :group 'gnus-audio
-  :type 'string)
+  :type '(choice file (const nil)))
 
 ;;; The following isn't implemented yet.  Wait for Millennium Gnus.
 ;;(defvar gnus-audio-effects-enabled t