DeleteAllGPOLinks

// GPEDIT.dll
#include <windows.h>

HRESULT DeleteAllGPOLinks(
    LPWSTR lpContainer
);

<DllImport("GPEDIT.dll", ExactSpelling:=True)>
Public Shared Function DeleteAllGPOLinks(
    <MarshalAs(UnmanagedType.LPWStr)> lpContainer As String   ' LPWSTR
) As Integer
End Function

' lpContainer : LPWSTR
Declare PtrSafe Function DeleteAllGPOLinks Lib "gpedit" ( _
    ByVal lpContainer As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

DeleteAllGPOLinks = ctypes.windll.gpedit.DeleteAllGPOLinks
DeleteAllGPOLinks.restype = ctypes.c_int
DeleteAllGPOLinks.argtypes = [
    wintypes.LPCWSTR,  # lpContainer : LPWSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('GPEDIT.dll')
DeleteAllGPOLinks = Fiddle::Function.new(
  lib['DeleteAllGPOLinks'],
  [
    Fiddle::TYPE_VOIDP,  # lpContainer : LPWSTR
  ],
  Fiddle::TYPE_INT)

#[link(name = "gpedit")]
extern "system" {
    fn DeleteAllGPOLinks(
        lpContainer: *mut u16  // LPWSTR
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("GPEDIT.dll")]
public static extern int DeleteAllGPOLinks([MarshalAs(UnmanagedType.LPWStr)] string lpContainer);
"@
$api = Add-Type -MemberDefinition $sig -Name 'GPEDIT_DeleteAllGPOLinks' -Namespace Win32 -PassThru
# $api::DeleteAllGPOLinks(lpContainer)

#uselib "GPEDIT.dll"
#func global DeleteAllGPOLinks "DeleteAllGPOLinks" sptr
; DeleteAllGPOLinks lpContainer   ; 戻り値は stat
; lpContainer : LPWSTR -> "sptr"
; ※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 "GPEDIT.dll"
#cfunc global DeleteAllGPOLinks "DeleteAllGPOLinks" wstr
; res = DeleteAllGPOLinks(lpContainer)
; lpContainer : LPWSTR -> "wstr"

; HRESULT DeleteAllGPOLinks(LPWSTR lpContainer)
#uselib "GPEDIT.dll"
#cfunc global DeleteAllGPOLinks "DeleteAllGPOLinks" wstr
; res = DeleteAllGPOLinks(lpContainer)
; lpContainer : LPWSTR -> "wstr"

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

var (
	gpedit = windows.NewLazySystemDLL("GPEDIT.dll")
	procDeleteAllGPOLinks = gpedit.NewProc("DeleteAllGPOLinks")
)

// lpContainer (LPWSTR)
r1, _, err := procDeleteAllGPOLinks.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpContainer))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function DeleteAllGPOLinks(
  lpContainer: PWideChar   // LPWSTR
): Integer; stdcall;
  external 'GPEDIT.dll' name 'DeleteAllGPOLinks';

result := DllCall("GPEDIT\DeleteAllGPOLinks"
    , "WStr", lpContainer   ; LPWSTR
    , "Int")   ; return: HRESULT

●DeleteAllGPOLinks(lpContainer) = DLL("GPEDIT.dll", "int DeleteAllGPOLinks(char*)")
# 呼び出し: DeleteAllGPOLinks(lpContainer)
# lpContainer : LPWSTR -> "char*"
# 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)。