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/* $NetBSD: spkr.h,v 1.3 1994/10/27 04:16:27 cgd Exp $ */
/*
* spkr.h -- interface definitions for speaker ioctl()
*/
#ifndef _I386_SPKR_H_
#define _I386_SPKR_H_
#include <sys/ioctl.h>
#define SPKRTONE _IOW('S', 1, tone_t) /* emit tone */
#define SPKRTUNE _IO('S', 2) /* emit tone sequence */
typedef struct {
int frequency; /* in hertz */
int duration; /* in 1/100ths of a second */
} tone_t;
#endif /* _I386_SPKR_H_ */
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