channel_write_frame  150 mod_freetdm/mod_freetdm.c static switch_status_t channel_write_frame(switch_core_session_t *session, switch_frame_t *frame, switch_io_flag_t flags, int stream_id);
channel_write_frame 1049 mod_freetdm/mod_freetdm.c 	/*.write_frame */ channel_write_frame,