return -1;
return (-1);
pfr_set_tflags(struct pfr_table *tbl, int size, int setflag, int clrflag,	int *nchange, int *ndel, int flags){	struct pfioc_table io;	if (size < 0 || (size && !tbl)) {		errno = EINVAL;		return -1;	}	bzero(&io, sizeof io);	io.pfrio_flags = flags;	io.pfrio_buffer = tbl;	io.pfrio_size = size;	io.pfrio_setflag = setflag;	io.pfrio_clrflag = clrflag;	if (ioctl(dev, DIOCRSETTFLAGS, &io))		return (-1);	if (nchange)		*nchange = io.pfrio_nchange;	if (ndel)		*ndel = io.pfrio_ndel;	return (0);}