mdb_gethrtime
extern hrtime_t mdb_gethrtime(void);
result = opt_lbolt ? mdb_get_lbolt() : mdb_gethrtime();
val = (int64_t)mdb_gethrtime();
if ((ts = mdb_gethrtime()) <= 0)
running = mdb_gethrtime() -
waiting = mdb_gethrtime() -
da->da_curtime = mdb_gethrtime();
mdb_printf("%llums", (mdb_gethrtime() -
extern int64_t mdb_gethrtime(void);