#ifndef _NTUSER_H

NTSYSCALLAPI
NTSTATUS
NTAPI
NtUserBuildHwndList(
    _In_opt_ HANDLE DesktopHandle,
    _In_opt_ HWND ParentWindowHandle,
    _In_opt_ BOOL IncludeChildren,
    _In_opt_ BOOL ExcludeImmersive,
    _In_opt_ ULONG ThreadId,
    _In_ ULONG HwndListInformationLength,
    _Out_writes_bytes_(HwndListInformationLength) PVOID HwndListInformation,
    _Out_ PULONG ReturnLength
    );

#endif
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