CommConfigDialogW

// KERNEL32.dll  (Unicode / -W)
#include <windows.h>

BOOL CommConfigDialogW(
    LPCWSTR lpszName,
    HWND hWnd,   // optional
    COMMCONFIG* lpCC
);

<DllImport("KERNEL32.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CommConfigDialogW(
    <MarshalAs(UnmanagedType.LPWStr)> lpszName As String,   ' LPCWSTR
    hWnd As IntPtr,   ' HWND optional
    lpCC As IntPtr   ' COMMCONFIG* in/out
) As Boolean
End Function

' lpszName : LPCWSTR
' hWnd : HWND optional
' lpCC : COMMCONFIG* in/out
Declare PtrSafe Function CommConfigDialogW Lib "kernel32" ( _
    ByVal lpszName As LongPtr, _
    ByVal hWnd As LongPtr, _
    ByVal lpCC As LongPtr) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CommConfigDialogW = ctypes.windll.kernel32.CommConfigDialogW
CommConfigDialogW.restype = wintypes.BOOL
CommConfigDialogW.argtypes = [
    wintypes.LPCWSTR,  # lpszName : LPCWSTR
    wintypes.HANDLE,  # hWnd : HWND optional
    ctypes.c_void_p,  # lpCC : COMMCONFIG* in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
CommConfigDialogW = Fiddle::Function.new(
  lib['CommConfigDialogW'],
  [
    Fiddle::TYPE_VOIDP,  # lpszName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # hWnd : HWND optional
    Fiddle::TYPE_VOIDP,  # lpCC : COMMCONFIG* in/out
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "kernel32")]
extern "system" {
    fn CommConfigDialogW(
        lpszName: *const u16,  // LPCWSTR
        hWnd: *mut core::ffi::c_void,  // HWND optional
        lpCC: *mut COMMCONFIG  // COMMCONFIG* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
public static extern bool CommConfigDialogW([MarshalAs(UnmanagedType.LPWStr)] string lpszName, IntPtr hWnd, IntPtr lpCC);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_CommConfigDialogW' -Namespace Win32 -PassThru
# $api::CommConfigDialogW(lpszName, hWnd, lpCC)

#uselib "KERNEL32.dll"
#func global CommConfigDialogW "CommConfigDialogW" wptr, wptr, wptr
; CommConfigDialogW lpszName, hWnd, varptr(lpCC)   ; 戻り値は stat
; lpszName : LPCWSTR -> "wptr"
; hWnd : HWND optional -> "wptr"
; lpCC : COMMCONFIG* in/out -> "wptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。

#uselib "KERNEL32.dll"
#cfunc global CommConfigDialogW "CommConfigDialogW" wstr, sptr, var
; res = CommConfigDialogW(lpszName, hWnd, lpCC)
; lpszName : LPCWSTR -> "wstr"
; hWnd : HWND optional -> "sptr"
; lpCC : COMMCONFIG* in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; BOOL CommConfigDialogW(LPCWSTR lpszName, HWND hWnd, COMMCONFIG* lpCC)
#uselib "KERNEL32.dll"
#cfunc global CommConfigDialogW "CommConfigDialogW" wstr, intptr, var
; res = CommConfigDialogW(lpszName, hWnd, lpCC)
; lpszName : LPCWSTR -> "wstr"
; hWnd : HWND optional -> "intptr"
; lpCC : COMMCONFIG* in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procCommConfigDialogW = kernel32.NewProc("CommConfigDialogW")
)

// lpszName (LPCWSTR), hWnd (HWND optional), lpCC (COMMCONFIG* in/out)
r1, _, err := procCommConfigDialogW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpszName))),
	uintptr(hWnd),
	uintptr(lpCC),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function CommConfigDialogW(
  lpszName: PWideChar;   // LPCWSTR
  hWnd: THandle;   // HWND optional
  lpCC: Pointer   // COMMCONFIG* in/out
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'CommConfigDialogW';

result := DllCall("KERNEL32\CommConfigDialogW"
    , "WStr", lpszName   ; LPCWSTR
    , "Ptr", hWnd   ; HWND optional
    , "Ptr", lpCC   ; COMMCONFIG* in/out
    , "Int")   ; return: BOOL

●CommConfigDialogW(lpszName, hWnd, lpCC) = DLL("KERNEL32.dll", "bool CommConfigDialogW(char*, void*, void*)")
# 呼び出し: CommConfigDialogW(lpszName, hWnd, lpCC)
# lpszName : LPCWSTR -> "char*"
# hWnd : HWND optional -> "void*"
# lpCC : COMMCONFIG* in/out -> "void*"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。