/*
* gen_tone.h
*/
int gen_tone_init (struct audio_s *pp, int amp, int gen_packets);
//int gen_tone_open (int nchan, int sample_rate, int bit_rate, int f1, int f2, int amp, char *fname);
//int gen_tone_open_fd (int nchan, int sample_rate, int bit_rate, int f1, int f2, int amp, int fd) ;
//int gen_tone_close (void);
void tone_gen_put_bit (int chan, int dat);
void gen_tone_put_sample (int chan, int a, int sam);
void gen_tone_put_quiet_ms (int chan, int time_ms);