Symbol: chfs_chown
sys/ufs/chfs/chfs.h
598
int chfs_chown(struct vnode *, uid_t, gid_t, kauth_cred_t);
sys/ufs/chfs/chfs_vnops.c
497
error = chfs_chown(vp, vap->va_uid, vap->va_gid, cred);