MCI_DGV_UPDATE_PARMS

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct RECT
{
    public int left;
    public int top;
    public int right;
    public int bottom;
}

[StructLayout(LayoutKind.Sequential, Pack = 1, CharSet = CharSet.Unicode)]
public struct MCI_DGV_UPDATE_PARMS
{
    public UIntPtr dwCallback;
    public RECT rc;
    public IntPtr hDC;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure RECT
    Public left As Integer
    Public top As Integer
    Public right As Integer
    Public bottom As Integer
End Structure

<StructLayout(LayoutKind.Sequential, Pack:=1, CharSet:=CharSet.Unicode)>
Public Structure MCI_DGV_UPDATE_PARMS
    Public dwCallback As UIntPtr
    Public rc As RECT
    Public hDC As IntPtr
End Structure

import ctypes
from ctypes import wintypes

class RECT(ctypes.Structure):
    _fields_ = [
        ("left", ctypes.c_int),
        ("top", ctypes.c_int),
        ("right", ctypes.c_int),
        ("bottom", ctypes.c_int),
    ]

class MCI_DGV_UPDATE_PARMS(ctypes.Structure):
    _pack_ = 1
    _fields_ = [
        ("dwCallback", ctypes.c_size_t),
        ("rc", RECT),
        ("hDC", ctypes.c_void_p),
    ]

#[repr(C)]
pub struct RECT {
    pub left: i32,
    pub top: i32,
    pub right: i32,
    pub bottom: i32,
}

#[repr(C, packed(1))]
pub struct MCI_DGV_UPDATE_PARMS {
    pub dwCallback: usize,
    pub rc: RECT,
    pub hDC: *mut core::ffi::c_void,
}

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

type RECT struct {
	left int32
	top int32
	right int32
	bottom int32
}

type MCI_DGV_UPDATE_PARMS struct {
	dwCallback uintptr
	rc RECT
	hDC uintptr
}

type
  RECT = record
    left: Integer;
    top: Integer;
    right: Integer;
    bottom: Integer;
  end;

  MCI_DGV_UPDATE_PARMS = packed record
    dwCallback: NativeUInt;
    rc: RECT;
    hDC: Pointer;
  end;

const RECT = extern struct {
    left: i32,
    top: i32,
    right: i32,
    bottom: i32,
};

const MCI_DGV_UPDATE_PARMS = extern struct {
    dwCallback: usize,
    rc: RECT,
    hDC: ?*anyopaque,
};

type
  RECT {.bycopy.} = object
    left: int32
    top: int32
    right: int32
    bottom: int32

  MCI_DGV_UPDATE_PARMS {.packed.} = object
    dwCallback: uint
    rc: RECT
    hDC: pointer

struct RECT
{
    int left;
    int top;
    int right;
    int bottom;
}

align(1)
struct MCI_DGV_UPDATE_PARMS
{
    size_t dwCallback;
    RECT rc;
    void* hDC;
}