#ifndef _NTEXAPI_H
#if (PHNT_MODE != PHNT_MODE_KERNEL)
#if (PHNT_VERSION >= PHNT_WINDOWS_8)

/**
 * The NtUnsubscribeWnfStateChange routine unsubscribes from state change notifications for a WNF state name.
 *
 * \param StateName Pointer to the WNF_STATE_NAME to unsubscribe from.
 * \return NTSTATUS Successful or errant status.
 */
NTSYSCALLAPI
NTSTATUS
NTAPI
NtUnsubscribeWnfStateChange(
    _In_ PCWNF_STATE_NAME StateName
    );

#endif
#endif
#endif
View code on GitHub

#ifndef _NTZWAPI_H

NTSYSCALLAPI
NTSTATUS
NTAPI
ZwUnsubscribeWnfStateChange(
    _In_ PCWNF_STATE_NAME StateName
    );

#endif
View code on GitHub