+ /* Accept packets with matching call signs, or any packet if
+ * our callsign hasn't been configured
+ */
+ if (ao_xmemcmp(ao_rx_packet.packet.callsign,
+ ao_config.callsign,
+ AO_MAX_CALLSIGN) != 0 &&
+ ao_xmemcmp(ao_config.callsign, CODE_TO_XDATA("N0CALL"), 7) != 0)
+ return 0;
+