(defgroup gnus-audio nil
"Playing sound in Gnus."
+ :version "21.1"
:group 'gnus-visual
:group 'multimedia)
(defcustom gnus-audio-directory (nnheader-find-etc-directory "sounds")
"The directory containing the Sound Files."
- :type 'directory
+ :type '(choice directory (const nil))
:group 'gnus-audio)
(defcustom gnus-audio-au-player "/usr/bin/showaudio"