void wi_printhex(wreq)
wi_printhex(wreq)
void wi_printhex(wreq)	struct wi_req		*wreq;{	int			i;	unsigned char		*c;	c = (unsigned char *)&wreq->wi_val;	printf("[ ");	for (i = 0; i < (wreq->wi_len - 1) * 2; i++) {		printf("%02x", c[i]);		if (i < ((wreq->wi_len - 1) * 2) - 1)			printf(":");	}	printf(" ]");	return;}