#ifndef _NTIOAPI_H
typedef struct _EXTENDED_CREATE_INFORMATION
{
LONGLONG ExtendedCreateFlags;
PVOID EaBuffer;
ULONG EaLength;
//PEXTENDED_CREATE_DUAL_OPLOCK_KEYS DualOplockKeys; // since 24H2
} EXTENDED_CREATE_INFORMATION, *PEXTENDED_CREATE_INFORMATION;
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This structure is documented in Windows Driver Kit.