Symbol: setfown
sys/kern/vfs_syscalls.c
3172
error = setfown(td, td->td_ucred, nd.ni_vp, uid, gid);
sys/kern/vfs_vnops.c
2751
return (setfown(td, active_cred, vp, uid, gid));
sys/sys/vnode.h
1183
int setfown(struct thread *td, struct ucred *cred, struct vnode *vp, uid_t uid,