pcn_buf_t
static pcn_buf_t *pcn_allocbuf(pcn_t *);
static void pcn_destroybuf(pcn_buf_t *);
pcn_buf_t *rxb = pcnp->pcn_rxbufs[i];
pcn_buf_t *txb = pcnp->pcn_txbufs[i];
pcn_destroybuf(pcn_buf_t *buf)
static pcn_buf_t *
pcn_buf_t *buf;
pcnp->pcn_txbufs = kmem_zalloc(PCN_TXRING * sizeof (pcn_buf_t *),
pcn_buf_t *txb = pcn_allocbuf(pcnp);
pcnp->pcn_rxbufs = kmem_zalloc(PCN_RXRING * sizeof (pcn_buf_t *),
pcn_buf_t *rxb = pcn_allocbuf(pcnp);
kmem_free(pcnp->pcn_txbufs, PCN_TXRING * sizeof (pcn_buf_t *));
kmem_free(pcnp->pcn_rxbufs, PCN_RXRING * sizeof (pcn_buf_t *));
pcn_buf_t *txb;
pcn_buf_t *rxb;
pcn_buf_t **pcn_rxbufs;
pcn_buf_t **pcn_txbufs;