Symbol: sys_clock_settime
sys/kern/init_sysent.c
250
{ AS(clock_settime_args), 4, (sy_call_t *)sys_clock_settime }, /* 233 = clock_settime */
sys/sys/sysproto.h
1617
int sys_clock_settime (struct sysmsg *sysmsg, const struct clock_settime_args *);