#ifndef _NTLDR_H
#if (PHNT_MODE != PHNT_MODE_KERNEL)
#if (PHNT_VERSION >= PHNT_WINDOWS_8)

// rev
NTSYSAPI
VOID
NTAPI
LdrpResGetMappingSize(
    _In_ PVOID BaseAddress,
    _Out_ PSIZE_T Size,
    _In_ ULONG Flags,
    _In_ BOOLEAN GetFileSizeFromLoadAsDataTable
    );

#endif
#endif
#endif
View code on GitHub