return;
void wi_printstr(wreq)	struct wi_req		*wreq;{	char			*ptr;	int			i;	if (wreq->wi_type == WI_RID_SERIALNO) {		ptr = (char *)&wreq->wi_val;		for (i = 0; i < (wreq->wi_len - 1) * 2; i++) {			if (ptr[i] == '\0')				ptr[i] = ' ';		}	} else {		ptr = (char *)&wreq->wi_val[1];		for (i = 0; i < wreq->wi_val[0]; i++) {			if (ptr[i] == '\0')				ptr[i] = ' ';		}	}	ptr[i] = '\0';	printf("[ %s ]", ptr);	return;}