7 int adjtime(const struct timeval *in, struct timeval *out)
9 struct timex tx = { 0 };
11 if (in->tv_sec > 1000 || in->tv_usec > 1000000000) {
15 tx.offset = in->tv_sec*1000000 + in->tv_usec;
16 tx.modes = ADJ_OFFSET_SINGLESHOT;
18 if (syscall(SYS_adjtimex, &tx) < 0) return -1;
20 out->tv_sec = tx.offset / 1000000;
21 if ((out->tv_usec = tx.offset % 1000000) < 0) {
23 out->tv_usec += 1000000;