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Annotation of Net2/arch/i386/include/spkr.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * spkr.h -- interface definitions for speaker ioctl()
                      3:  *
                      4:  * v1.1 by Eric S. Raymond ([email protected]) Feb 1990
                      5:  *      modified for 386bsd by Andrew A. Chernov <[email protected]>
                      6:  *      386bsd only clean version, all SYSV stuff removed
                      7:  *
                      8:  *     spkr.h,v 1.1 1993/06/16 18:12:23 brezak Exp
                      9:  */
                     10: 
                     11: #ifndef _SPKR_H_
                     12: #define _SPKR_H_
                     13: 
                     14: #ifndef KERNEL
                     15: #include <sys/ioctl.h>
                     16: #else
                     17: #include "ioctl.h"
                     18: #endif
                     19: 
                     20: #define SPKRTONE        _IOW('S', 1, tone_t)    /* emit tone */
                     21: #define SPKRTUNE        _IO('S', 2)             /* emit tone sequence*/
                     22: 
                     23: typedef struct
                     24: {
                     25:     int        frequency;      /* in hertz */
                     26:     int duration;      /* in 1/100ths of a second */
                     27: }
                     28: tone_t;
                     29: 
                     30: #endif /* _SPKR_H_ */
                     31: /* spkr.h ends here */

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