+ enum {
+ BELL_DISABLED, BELL_DEFAULT, BELL_VISUAL, BELL_WAVEFILE
+ } beep;
+ int bellovl; /* bell overload protection active? */
+ int bellovl_n; /* number of bells to cause overload */
+ int bellovl_t; /* time interval for overload (seconds) */
+ int bellovl_s; /* period of silence to re-enable bell (s) */
+ char bell_wavefile[FILENAME_MAX];