+(defcustom riece-shrink-buffer-idle-time-delay 5
+ "Number of idle seconds to wait before shrinking channel buffers."
+ :type 'integer
+ :group 'riece-options)
+
+(defcustom riece-max-buffer-size 65535
+ "Maximum size of channel buffers."
+ :type '(radio (integer :tag "Number of characters")
+ (const nil))
+ :group 'riece-options)
+