#ifdef __cplusplus
  extern "C" {
#endif

#ifndef  PERFCALL_INCLUDED
#define  PERFCALL_INCLUDED

/*
   DosPerfSysCall Function Prototype
*/

/* The  ordinal for DosPerfSysCall (in BSEORD.H) */
/* is defined as ORD_DOS32PERFSYSCALL         */

APIRET APIENTRY DosPerfSysCall(ULONG ulCommand, ULONG ulParm1, ULONG ulParm2, ULONG ulParm3);

/***
 *
 * CPU Utilization
 * ---------------
 *
 **/

#define   CMD_KI_RDCNT    (0x63)

typedef struct _CPUUTIL {
  ULONG ulTimeLow;     /* Low 32 bits of time stamp      */
  ULONG ulTimeHigh;    /* High 32 bits of time stamp     */
  ULONG ulIdleLow;     /* Low 32 bits of idle time       */
  ULONG ulIdleHigh;    /* High 32 bits of idle time      */
  ULONG ulBusyLow;     /* Low 32 bits of busy time       */
  ULONG ulBusyHigh;    /* High 32 bits of busy time      */
  ULONG ulIntrLow;     /* Low 32 bits of interrupt time  */
  ULONG ulIntrHigh;    /* High 32 bits of interrupt time */
} CPUUTIL;

typedef CPUUTIL *PCPUUTIL;

#ifdef __cplusplus
  }
#endif
#endif