#ifndef _NTRTL_H

DECLSPEC_DEPRECATED
NTSYSAPI
LARGE_INTEGER
NTAPI
RtlConvertUlongToLargeInteger(
    _In_ ULONG UnsignedInteger
    );

#endif
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// wdm.h

DECLSPEC_DEPRECATED_DDK_WINXP LARGE_INTEGER NTAPI_INLINE RtlConvertUlongToLargeInteger(
  [in] ULONG UnsignedInteger
);
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (nf-wdm-rtlconvertulongtolargeinteger)

RtlConvertUlongToLargeInteger function

Description

The RtlConvertUlongToLargeInteger routine converts the input unsigned integer to a signed large integer. For Windows XP and later versions of Windows, do not use this routine; use the native support for __int64.

Parameters

`UnsignedInteger` [in]

Specifies a value of type ULONG.

Return value

RtlConvertUlongToLargeInteger returns the converted large integer.

View the official Windows Driver Kit DDI reference