ComCallData

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct ComCallData
{
    public uint dwDispid;
    public uint dwReserved;
    public IntPtr pUserDefined;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure ComCallData
    Public dwDispid As UInteger
    Public dwReserved As UInteger
    Public pUserDefined As IntPtr
End Structure

import ctypes
from ctypes import wintypes

class ComCallData(ctypes.Structure):
    _fields_ = [
        ("dwDispid", wintypes.DWORD),
        ("dwReserved", wintypes.DWORD),
        ("pUserDefined", ctypes.c_void_p),
    ]

#[repr(C)]
pub struct ComCallData {
    pub dwDispid: u32,
    pub dwReserved: u32,
    pub pUserDefined: *mut core::ffi::c_void,
}

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

type ComCallData struct {
	dwDispid uint32
	dwReserved uint32
	pUserDefined uintptr
}

type
  ComCallData = record
    dwDispid: DWORD;
    dwReserved: DWORD;
    pUserDefined: Pointer;
  end;

const ComCallData = extern struct {
    dwDispid: u32,
    dwReserved: u32,
    pUserDefined: ?*anyopaque,
};

type
  ComCallData {.bycopy.} = object
    dwDispid: uint32
    dwReserved: uint32
    pUserDefined: pointer

struct ComCallData
{
    uint dwDispid;
    uint dwReserved;
    void* pUserDefined;
}