ufs_getacl_nfs4_internal
int ufs_getacl_nfs4_internal(struct vnode *vp, struct acl *aclp,
error = ufs_getacl_nfs4_internal(ap->a_vp, ap->a_aclp, ap->a_td);
error = ufs_getacl_nfs4_internal(dvp, parent_aclp, td);
error = ufs_getacl_nfs4_internal(vp, acl, ap->a_td);
error = ufs_getacl_nfs4_internal(vp, aclp, td);