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	int			int
	netmap_get_pipe_na(struct nmreq_header hdr, struct netmap_adapter *na,			netmap_get_pipe_na(struct nmreq_header hdr, struct netmap_adapter *na,
	struct netmap_mem_d *nmd, int create)			struct netmap_mem_d *nmd, int create)
	{			{
	struct nmreq_register req = (struct nmreq_register )(uintptr_t)hdr->nr_body;			struct nmreq_register req = (struct nmreq_register )(uintptr_t)hdr->nr_body;
	struct netmap_adapter pna; / parent adapter */			struct netmap_adapter pna; / parent adapter */
	struct netmap_pipe_adapter mna, sna, *reqna;			struct netmap_pipe_adapter mna, sna, *reqna;
	struct ifnet *ifp = NULL;			if_t ifp = NULL;
	const char *pipe_id = NULL;			const char *pipe_id = NULL;
	int role = 0;			int role = 0;
	int error, retries = 0;			int error, retries = 0;
	char *cbra, pipe_char;			char *cbra, pipe_char;

	/* Try to parse the pipe syntax 'xx{yy' or 'xx}yy'. */			/* Try to parse the pipe syntax 'xx{yy' or 'xx}yy'. */
	cbra = strrchr(hdr->nr_name, '{');			cbra = strrchr(hdr->nr_name, '{');
	if (cbra != NULL) {			if (cbra != NULL) {
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