EXPORTS
teletone_run
teletone_mux_tones
teletone_destroy_session
teletone_init_session
teletone_set_map
teletone_set_tone
teletone_goertzel_result
teletone_goertzel_update
teletone_dtmf_get
teletone_dtmf_detect
teletone_dtmf_detect_init
teletone_multi_tone_detect
teletone_multi_tone_init