#ifndef _NTPOAPI_H

typedef _Function_class_(ENTER_STATE_HANDLER)
NTSTATUS NTAPI ENTER_STATE_HANDLER(
    _In_ PVOID Context,
    _In_opt_ PENTER_STATE_SYSTEM_HANDLER SystemHandler,
    _In_ PVOID SystemContext,
    _In_ LONG NumberProcessors,
    _In_ LONG volatile* Number
    );

#endif
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