GETTEXTEX

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct GETTEXTEX
{
    public uint cb;
    public uint flags;
    public uint codepage;
    public IntPtr lpDefaultChar;
    [MarshalAs(UnmanagedType.Bool)] public bool lpUsedDefChar;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure GETTEXTEX
    Public cb As UInteger
    Public flags As UInteger
    Public codepage As UInteger
    Public lpDefaultChar As IntPtr
    <MarshalAs(UnmanagedType.Bool)> Public lpUsedDefChar As Boolean
End Structure

import ctypes
from ctypes import wintypes

class GETTEXTEX(ctypes.Structure):
    _fields_ = [
        ("cb", wintypes.DWORD),
        ("flags", wintypes.DWORD),
        ("codepage", wintypes.DWORD),
        ("lpDefaultChar", ctypes.c_void_p),
        ("lpUsedDefChar", ctypes.c_void_p),
    ]

#[repr(C)]
pub struct GETTEXTEX {
    pub cb: u32,
    pub flags: u32,
    pub codepage: u32,
    pub lpDefaultChar: *mut core::ffi::c_void,
    pub lpUsedDefChar: *mut core::ffi::c_void,
}

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

type GETTEXTEX struct {
	cb uint32
	flags uint32
	codepage uint32
	lpDefaultChar uintptr
	lpUsedDefChar uintptr
}

type
  GETTEXTEX = record
    cb: DWORD;
    flags: DWORD;
    codepage: DWORD;
    lpDefaultChar: Pointer;
    lpUsedDefChar: Pointer;
  end;

const GETTEXTEX = extern struct {
    cb: u32,
    flags: u32,
    codepage: u32,
    lpDefaultChar: ?*anyopaque,
    lpUsedDefChar: ?*anyopaque,
};

type
  GETTEXTEX {.bycopy.} = object
    cb: uint32
    flags: uint32
    codepage: uint32
    lpDefaultChar: pointer
    lpUsedDefChar: pointer

struct GETTEXTEX
{
    uint cb;
    uint flags;
    uint codepage;
    void* lpDefaultChar;
    void* lpUsedDefChar;
}