ksock_recv
rcvd = ksock_recv(s, hdr + hdr_rcvd, hdr_size - hdr_rcvd,
rcvd = ksock_recv(s, cep->mpa.pdata + pd_rcvd, to_rcv + 4,
rcvd = ksock_recv(s, (char *)hdr + cep->mpa.bytes_rcvd,
rcvd = ksock_recv(s, (char *)&word, sizeof(word), MSG_DONTWAIT);
rcvd = ksock_recv(