#ifndef _BEEP_H_INCLUDED_
#define _BEEP_H_INCLUDED_

#define IOCTL_BEEP_SET  CTL_CODE(FILE_DEVICE_BEEP,0,METHOD_BUFFERED,FILE_ANY_ACCESS)

typedef struct tagBEEP_SET_PARAMETERS
{
    ULONG Frequency;
    ULONG Duration;
} BEEP_SET_PARAMETERS, *PBEEP_SET_PARAMETERS;

#define BEEP_FREQUENCY_MINIMUM  0x25
#define BEEP_FREQUENCY_MAXIMUM  0x7FFF

#endif /* _BEEP_H_INCLUDED_ */
