#if !defined(MIDL_PASS)

FORCEINLINE
PVOID
RtlSecureZeroMemory(
    _Out_writes_bytes_all_(cnt) PVOID ptr,
    _In_ SIZE_T cnt
    )
{
    volatile char *vptr = (volatile char *)ptr;

#if defined(_M_AMD64)

    __stosb((PBYTE )((DWORD64)vptr), 0, cnt);

#else

    while (cnt) {

#if !defined(_M_CEE) && defined(_M_ARM)

        __iso_volatile_store8(vptr, 0);

#else

        *vptr = 0;

#endif

        vptr++;
        cnt--;
    }

#endif // _M_AMD64

    return ptr;
}

#endif