#ifndef _NTRTL_H

NTSYSAPI
ULONG
NTAPI
RtlGetSystemGlobalData(
    _In_ RTL_SYSTEM_GLOBAL_DATA_ID DataId,
    _Inout_ PVOID Buffer,
    _In_ ULONG Size
    );

#endif
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NTSTATUS RtlGetSystemGlobalData (
    _In_ RTL_SYSTEM_GLOBAL_DATA_ID DataId,
    _Inout_ PVOID Buffer,
    _In_ ULONG Size
    )
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Win32 development documentation (rtlgetsystemglobaldata)

RtlGetSystemGlobalData function

[This function may be changed or removed from Windows without further notice.]

Gets the Shared User Data for a given DataId.

Parameters

DataId [in]

Supplies an ID of the features being queried from the Shared User Data.

Buffer [in][out]

A buffer in which to store the data.

Size [in]

The size of the buffer.

Return value

Returns an NTSTATUS value indicating success or failure of the function.

Remarks

Requirements

Requirement	Value
DLL	Ntdll.dll Vertdll.dll

RtlGetSystemGlobalData - NtDoc