_sdp_recv_pdu
ssize_t _sdp_recv_pdu(struct sdp_session *, uint8_t);
len = _sdp_recv_pdu(sc->ss, SDP_PDU_ERROR_RESPONSE);
len = _sdp_recv_pdu(sc->ss, SDP_PDU_ERROR_RESPONSE);
len = _sdp_recv_pdu(sc->ss, SDP_PDU_ERROR_RESPONSE);
len = _sdp_recv_pdu(ss, SDP_PDU_ERROR_RESPONSE);
len = _sdp_recv_pdu(ss, SDP_PDU_ERROR_RESPONSE);
len = _sdp_recv_pdu(ss, SDP_PDU_ERROR_RESPONSE);
len = _sdp_recv_pdu(ss, SDP_PDU_SERVICE_SEARCH_RESPONSE);
len = _sdp_recv_pdu(ss, SDP_PDU_SERVICE_ATTRIBUTE_RESPONSE);
len = _sdp_recv_pdu(ss, SDP_PDU_SERVICE_SEARCH_ATTRIBUTE_RESPONSE);