DO_IO
DO_IO(p9pbuf_write, pu, pb, p9p->servsock, &done, rv);
DO_IO(p9pbuf_read, pu, pb, p9p->servsock, &done, rv);
DO_IO(p9pbuf_write, pu, pb, p9p->servsock, &done, rv);
DO_IO(p9pbuf_read, pu, pb, p9p->servsock, &done, rv);
DO_IO(p9pbuf_write, pu, pb, p9p->servsock, &done, rv);
DO_IO(p9pbuf_read, pu, pb, p9p->servsock, &done, rv);
DO_IO(p9pbuf_write, pu, pb, p9p->servsock, &done, rv);
DO_IO(p9pbuf_read, pu, pb, p9p->servsock, &done, rv);
DO_IO(p9pbuf_write, pu, pb, p9p->servsock, &done, rv);
DO_IO(p9pbuf_read, pu, pb, p9p->servsock, &done, rv);
DO_IO(psbuf_write, pu, pb, fd, &done, rv);
DO_IO(psbuf_read, pu, pb, fd, &done, rv);
DO_IO(psbuf_write, pu, pb, fd, &done, rv);
DO_IO(psbuf_read, pu, pb, fd, &done, rv);
DO_IO(psbuf_write, pu, pb, fd, &done, rv);
DO_IO(psbuf_read, pu, pb, fd, &done, rv);