62 static usec_t arg_delay = 1*USEC_PER_SEC;  variable
797                         r = parse_sec(optarg, &arg_delay);  in parse_argv()
800                         if (arg_delay <= 0)  in parse_argv()
956                 if (t >= usec_add(last_refresh, arg_delay) || immediate_refresh) {  in run()
979                         (void) usleep(usec_add(usec_sub_unsigned(last_refresh, t), arg_delay));  in run()
981 …     r = read_one_char(stdin, &key, usec_add(usec_sub_unsigned(last_refresh, t), arg_delay), NULL);  in run()
1056 …    arg_delay = usec_add(arg_delay, arg_delay < USEC_PER_SEC ? USEC_PER_MSEC * 250 : USEC_PER_SEC);  in run()
1058                         fprintf(stdout, "\nIncreased delay to %s.", FORMAT_TIMESPAN(arg_delay, 0));  in run()
1064                         if (arg_delay <= USEC_PER_MSEC*500)  in run()
1065                                 arg_delay = USEC_PER_MSEC*250;  in run()
1067 …arg_delay = usec_sub_unsigned(arg_delay, arg_delay < USEC_PER_MSEC * 1250 ? USEC_PER_MSEC * 250 : …  in run()
1069                         fprintf(stdout, "\nDecreased delay to %s.", FORMAT_TIMESPAN(arg_delay, 0));  in run()