gettimeofday ............ Synopsis: int gettimeofday(struct timeval *tv, void *tz); Request: 'Fgettimeofday,TVPTR,TZPTR' Return value: On success, 0 is returned, -1 otherwise. Errors: 'EINVAL' TZ is a non-NULL pointer. 'EFAULT' TVPTR and/or TZPTR is an invalid pointer value.