1 /* $NetBSD: audio.h,v 1.7 2020/05/25 20:47:19 christos Exp $ */ 2 3 /* 4 * Header file for audio drivers 5 */ 6 #include "ntp_types.h" 7 8 #define MAXGAIN 255 /* max codec gain */ 9 #define MONGAIN 127 /* codec monitor gain */ 10 11 /* 12 * Function prototypes 13 */ 14 int audio_init (const char *, int, int); 15 int audio_gain (int, int, int); 16 void audio_show (void); 17