#ifndef _NTRTL_H
//
// Memory zones
//
// begin_private

//
// Memory block lookaside lists
//

NTSYSAPI
NTSTATUS
NTAPI
RtlCreateMemoryBlockLookaside(
    _Out_ PVOID *MemoryBlockLookaside,
    _Reserved_ ULONG Flags,
    _In_ ULONG InitialSize,
    _In_ ULONG MinimumBlockSize,
    _In_ ULONG MaximumBlockSize
    );

// end_private
#endif
View code on GitHub