Q921Rx32 2102 src/ftmod/ftmod_isdn/ftmod_isdn.c return Q921Rx32(&isdn_data->q921, ind, tei, msg, mlen); Q921Rx32 220 src/isdn/include/Q921.h int Q921Rx32(L2TRUNK trunk, Q921DLMsg_t ind, L2UCHAR tei, L2UCHAR * Mes, L2INT Size);