Symbol: sys_fchownat
sys/kern/init_sysent.c
524
{ AS(fchownat_args), 4, (sy_call_t *)sys_fchownat }, /* 507 = fchownat */
sys/sys/sysproto.h
1741
int sys_fchownat (struct sysmsg *sysmsg, const struct fchownat_args *);