PrivateData

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct PrivateData
{
    public ushort size;
    public IntPtr data;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure PrivateData
    Public size As UShort
    Public data As IntPtr
End Structure

import ctypes
from ctypes import wintypes

class PrivateData(ctypes.Structure):
    _fields_ = [
        ("size", ctypes.c_ushort),
        ("data", ctypes.c_void_p),
    ]

#[repr(C)]
pub struct PrivateData {
    pub size: u16,
    pub data: *mut core::ffi::c_void,
}

import "golang.org/x/sys/windows"

type PrivateData struct {
	size uint16
	data uintptr
}

type
  PrivateData = record
    size: Word;
    data: Pointer;
  end;

const PrivateData = extern struct {
    size: u16,
    data: ?*anyopaque,
};

type
  PrivateData {.bycopy.} = object
    size: uint16
    data: pointer

struct PrivateData
{
    ushort size;
    void* data;
}