DOCINFOA

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct DOCINFOA
{
    public int cbSize;
    public IntPtr lpszDocName;
    public IntPtr lpszOutput;
    public IntPtr lpszDatatype;
    public uint fwType;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure DOCINFOA
    Public cbSize As Integer
    Public lpszDocName As IntPtr
    Public lpszOutput As IntPtr
    Public lpszDatatype As IntPtr
    Public fwType As UInteger
End Structure

import ctypes
from ctypes import wintypes

class DOCINFOA(ctypes.Structure):
    _fields_ = [
        ("cbSize", ctypes.c_int),
        ("lpszDocName", ctypes.c_void_p),
        ("lpszOutput", ctypes.c_void_p),
        ("lpszDatatype", ctypes.c_void_p),
        ("fwType", wintypes.DWORD),
    ]

#[repr(C)]
pub struct DOCINFOA {
    pub cbSize: i32,
    pub lpszDocName: *mut core::ffi::c_void,
    pub lpszOutput: *mut core::ffi::c_void,
    pub lpszDatatype: *mut core::ffi::c_void,
    pub fwType: u32,
}

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

type DOCINFOA struct {
	cbSize int32
	lpszDocName uintptr
	lpszOutput uintptr
	lpszDatatype uintptr
	fwType uint32
}

type
  DOCINFOA = record
    cbSize: Integer;
    lpszDocName: Pointer;
    lpszOutput: Pointer;
    lpszDatatype: Pointer;
    fwType: DWORD;
  end;

const DOCINFOA = extern struct {
    cbSize: i32,
    lpszDocName: ?*anyopaque,
    lpszOutput: ?*anyopaque,
    lpszDatatype: ?*anyopaque,
    fwType: u32,
};

type
  DOCINFOA {.bycopy.} = object
    cbSize: int32
    lpszDocName: pointer
    lpszOutput: pointer
    lpszDatatype: pointer
    fwType: uint32

struct DOCINFOA
{
    int cbSize;
    void* lpszDocName;
    void* lpszOutput;
    void* lpszDatatype;
    uint fwType;
}