adjtime
int adjtime(const struct timeval *, struct timeval *);
if (adjtime(&tv, 0) < 0) {
int adjtime(const struct timeval *, struct timeval *);
/* 138 */ SYSENT_CI("adjtime", adjtime, 2),
/* 138 */ SYSENT_CI("adjtime", adjtime, 2),
int adjtime(const struct timeval *, struct timeval *);