sngisdn_rcv_l1_data_req 1152 src/ftmod/ftmod_sangoma_isdn/ftmod_sangoma_isdn.c g_sngisdn_event_interface.io.sng_l1_data_req = sngisdn_rcv_l1_data_req; sngisdn_rcv_l1_data_req 341 src/ftmod/ftmod_sangoma_isdn/ftmod_sangoma_isdn.h int16_t sngisdn_rcv_l1_data_req(uint16_t spId, sng_l1_frame_t *l1_frame);