BUTTON_SPLITINFO

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct SIZE
{
    public int cx;
    public int cy;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct BUTTON_SPLITINFO
{
    public uint mask;
    public IntPtr himlGlyph;
    public uint uSplitStyle;
    public SIZE size;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure SIZE
    Public cx As Integer
    Public cy As Integer
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure BUTTON_SPLITINFO
    Public mask As UInteger
    Public himlGlyph As IntPtr
    Public uSplitStyle As UInteger
    Public size As SIZE
End Structure

import ctypes
from ctypes import wintypes

class SIZE(ctypes.Structure):
    _fields_ = [
        ("cx", ctypes.c_int),
        ("cy", ctypes.c_int),
    ]

class BUTTON_SPLITINFO(ctypes.Structure):
    _fields_ = [
        ("mask", wintypes.DWORD),
        ("himlGlyph", ctypes.c_ssize_t),
        ("uSplitStyle", wintypes.DWORD),
        ("size", SIZE),
    ]

#[repr(C)]
pub struct SIZE {
    pub cx: i32,
    pub cy: i32,
}

#[repr(C)]
pub struct BUTTON_SPLITINFO {
    pub mask: u32,
    pub himlGlyph: isize,
    pub uSplitStyle: u32,
    pub size: SIZE,
}

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

type SIZE struct {
	cx int32
	cy int32
}

type BUTTON_SPLITINFO struct {
	mask uint32
	himlGlyph uintptr
	uSplitStyle uint32
	size SIZE
}

type
  SIZE = record
    cx: Integer;
    cy: Integer;
  end;

  BUTTON_SPLITINFO = record
    mask: DWORD;
    himlGlyph: NativeInt;
    uSplitStyle: DWORD;
    size: SIZE;
  end;

const SIZE = extern struct {
    cx: i32,
    cy: i32,
};

const BUTTON_SPLITINFO = extern struct {
    mask: u32,
    himlGlyph: isize,
    uSplitStyle: u32,
    size: SIZE,
};

type
  SIZE {.bycopy.} = object
    cx: int32
    cy: int32

  BUTTON_SPLITINFO {.bycopy.} = object
    mask: uint32
    himlGlyph: int
    uSplitStyle: uint32
    size: SIZE

struct SIZE
{
    int cx;
    int cy;
}

struct BUTTON_SPLITINFO
{
    uint mask;
    ptrdiff_t himlGlyph;
    uint uSplitStyle;
    SIZE size;
}