SCH_EXTENSION_DATA

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct SCH_EXTENSION_DATA
{
    public ushort ExtensionType;
    public IntPtr pExtData;
    public uint cbExtData;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure SCH_EXTENSION_DATA
    Public ExtensionType As UShort
    Public pExtData As IntPtr
    Public cbExtData As UInteger
End Structure

import ctypes
from ctypes import wintypes

class SCH_EXTENSION_DATA(ctypes.Structure):
    _fields_ = [
        ("ExtensionType", ctypes.c_ushort),
        ("pExtData", ctypes.c_void_p),
        ("cbExtData", wintypes.DWORD),
    ]

#[repr(C)]
pub struct SCH_EXTENSION_DATA {
    pub ExtensionType: u16,
    pub pExtData: *mut core::ffi::c_void,
    pub cbExtData: u32,
}

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

type SCH_EXTENSION_DATA struct {
	ExtensionType uint16
	pExtData uintptr
	cbExtData uint32
}

type
  SCH_EXTENSION_DATA = record
    ExtensionType: Word;
    pExtData: Pointer;
    cbExtData: DWORD;
  end;

const SCH_EXTENSION_DATA = extern struct {
    ExtensionType: u16,
    pExtData: ?*anyopaque,
    cbExtData: u32,
};

type
  SCH_EXTENSION_DATA {.bycopy.} = object
    ExtensionType: uint16
    pExtData: pointer
    cbExtData: uint32

struct SCH_EXTENSION_DATA
{
    ushort ExtensionType;
    void* pExtData;
    uint cbExtData;
}