nowtime
static uint64_t nowtime(void);
xtime = nowtime();
now = nowtime();
static uint64_t nowtime(void);
struct tm nowtime, runtime;
nowtime = *localtime(&nowtimer);
runtime = nowtime;
time_t nowtime;
(void)time (&nowtime);
gmt_ptr = gmtime (&nowtime);
if (! (tm = localtime (&nowtime)))
tm = localtime(&nowtime);
Start = nowtime;