#ifndef _NTREGAPI_H

/**
 * Sets information for a registry key.
 * 
 * @param[in] KeyHandle A handle to the key to be modified.
 * @param[in] KeySetInformationClass The type of information to be set.
 * @param[in] KeySetInformation A pointer to a buffer that contains the key information.
 * @param[in] KeySetInformationLength The size of the buffer.
 * @return NTSTATUS Successful or errant status.
 */
NTSYSCALLAPI
NTSTATUS
NTAPI
NtSetInformationKey(
    _In_ HANDLE KeyHandle,
    _In_ KEY_SET_INFORMATION_CLASS KeySetInformationClass,
    _In_reads_bytes_(KeySetInformationLength) PVOID KeySetInformation,
    _In_ ULONG KeySetInformationLength
    );

#endif
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#ifndef _NTZWAPI_H

NTSYSCALLAPI
NTSTATUS
NTAPI
ZwSetInformationKey(
    _In_ HANDLE KeyHandle,
    _In_ KEY_SET_INFORMATION_CLASS KeySetInformationClass,
    _In_reads_bytes_(KeySetInformationLength) PVOID KeySetInformation,
    _In_ ULONG KeySetInformationLength
    );

#endif
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