NetUserDel

// NETAPI32.dll
#include <windows.h>

DWORD NetUserDel(
    LPCWSTR servername,   // optional
    LPCWSTR username
);

<DllImport("NETAPI32.dll", ExactSpelling:=True)>
Public Shared Function NetUserDel(
    <MarshalAs(UnmanagedType.LPWStr)> servername As String,   ' LPCWSTR optional
    <MarshalAs(UnmanagedType.LPWStr)> username As String   ' LPCWSTR
) As UInteger
End Function

' servername : LPCWSTR optional
' username : LPCWSTR
Declare PtrSafe Function NetUserDel Lib "netapi32" ( _
    ByVal servername As LongPtr, _
    ByVal username 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

NetUserDel = ctypes.windll.netapi32.NetUserDel
NetUserDel.restype = wintypes.DWORD
NetUserDel.argtypes = [
    wintypes.LPCWSTR,  # servername : LPCWSTR optional
    wintypes.LPCWSTR,  # username : LPCWSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('NETAPI32.dll')
NetUserDel = Fiddle::Function.new(
  lib['NetUserDel'],
  [
    Fiddle::TYPE_VOIDP,  # servername : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # username : LPCWSTR
  ],
  -Fiddle::TYPE_INT)

#[link(name = "netapi32")]
extern "system" {
    fn NetUserDel(
        servername: *const u16,  // LPCWSTR optional
        username: *const u16  // LPCWSTR
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("NETAPI32.dll")]
public static extern uint NetUserDel([MarshalAs(UnmanagedType.LPWStr)] string servername, [MarshalAs(UnmanagedType.LPWStr)] string username);
"@
$api = Add-Type -MemberDefinition $sig -Name 'NETAPI32_NetUserDel' -Namespace Win32 -PassThru
# $api::NetUserDel(servername, username)

#uselib "NETAPI32.dll"
#func global NetUserDel "NetUserDel" sptr, sptr
; NetUserDel servername, username   ; 戻り値は stat
; servername : LPCWSTR optional -> "sptr"
; username : LPCWSTR -> "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 "NETAPI32.dll"
#cfunc global NetUserDel "NetUserDel" wstr, wstr
; res = NetUserDel(servername, username)
; servername : LPCWSTR optional -> "wstr"
; username : LPCWSTR -> "wstr"

; DWORD NetUserDel(LPCWSTR servername, LPCWSTR username)
#uselib "NETAPI32.dll"
#cfunc global NetUserDel "NetUserDel" wstr, wstr
; res = NetUserDel(servername, username)
; servername : LPCWSTR optional -> "wstr"
; username : LPCWSTR -> "wstr"

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

var (
	netapi32 = windows.NewLazySystemDLL("NETAPI32.dll")
	procNetUserDel = netapi32.NewProc("NetUserDel")
)

// servername (LPCWSTR optional), username (LPCWSTR)
r1, _, err := procNetUserDel.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(servername))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(username))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function NetUserDel(
  servername: PWideChar;   // LPCWSTR optional
  username: PWideChar   // LPCWSTR
): DWORD; stdcall;
  external 'NETAPI32.dll' name 'NetUserDel';

result := DllCall("NETAPI32\NetUserDel"
    , "WStr", servername   ; LPCWSTR optional
    , "WStr", username   ; LPCWSTR
    , "UInt")   ; return: DWORD

●NetUserDel(servername, username) = DLL("NETAPI32.dll", "dword NetUserDel(char*, char*)")
# 呼び出し: NetUserDel(servername, username)
# servername : LPCWSTR optional -> "char*"
# username : LPCWSTR -> "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)。

const std = @import("std");

extern "netapi32" fn NetUserDel(
    servername: [*c]const u16, // LPCWSTR optional
    username: [*c]const u16 // LPCWSTR
) callconv(std.os.windows.WINAPI) u32;

proc NetUserDel(
    servername: WideCString,  # LPCWSTR optional
    username: WideCString  # LPCWSTR
): uint32 {.importc: "NetUserDel", stdcall, dynlib: "NETAPI32.dll".}

pragma(lib, "netapi32");
extern(Windows)
uint NetUserDel(
    const(wchar)* servername,   // LPCWSTR optional
    const(wchar)* username   // LPCWSTR
);

ccall((:NetUserDel, "NETAPI32.dll"), stdcall, UInt32,
      (Cwstring, Cwstring),
      servername, username)
# servername : LPCWSTR optional -> Cwstring
# username : LPCWSTR -> Cwstring
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t NetUserDel(
    const uint16_t* servername,
    const uint16_t* username);
]]
local netapi32 = ffi.load("netapi32")
-- netapi32.NetUserDel(servername, username)
-- servername : LPCWSTR optional
-- username : LPCWSTR
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('NETAPI32.dll');
const NetUserDel = lib.func('__stdcall', 'NetUserDel', 'uint32_t', ['str16', 'str16']);
// NetUserDel(servername, username)
// servername : LPCWSTR optional -> 'str16'
// username : LPCWSTR -> 'str16'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("NETAPI32.dll", {
  NetUserDel: { parameters: ["buffer", "buffer"], result: "u32" },
});
// lib.symbols.NetUserDel(servername, username)
// servername : LPCWSTR optional -> "buffer"
// username : LPCWSTR -> "buffer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
uint32_t NetUserDel(
    const uint16_t* servername,
    const uint16_t* username);
C, "NETAPI32.dll");
// $ffi->NetUserDel(servername, username);
// servername : LPCWSTR optional
// username : LPCWSTR
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Netapi32 extends StdCallLibrary {
    Netapi32 INSTANCE = Native.load("netapi32", Netapi32.class);
    int NetUserDel(
        WString servername,   // LPCWSTR optional
        WString username   // LPCWSTR
    );
}

@[Link("netapi32")]
lib LibNETAPI32
  fun NetUserDel = NetUserDel(
    servername : UInt16*,   # LPCWSTR optional
    username : UInt16*   # LPCWSTR
  ) : UInt32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef NetUserDelNative = Uint32 Function(Pointer<Utf16>, Pointer<Utf16>);
typedef NetUserDelDart = int Function(Pointer<Utf16>, Pointer<Utf16>);
final NetUserDel = DynamicLibrary.open('NETAPI32.dll')
    .lookupFunction<NetUserDelNative, NetUserDelDart>('NetUserDel');
// servername : LPCWSTR optional -> Pointer<Utf16>
// username : LPCWSTR -> Pointer<Utf16>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function NetUserDel(
  servername: PWideChar;   // LPCWSTR optional
  username: PWideChar   // LPCWSTR
): DWORD; stdcall;
  external 'NETAPI32.dll' name 'NetUserDel';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "NetUserDel"
  c_NetUserDel :: CWString -> CWString -> IO Word32
-- servername : LPCWSTR optional -> CWString
-- username : LPCWSTR -> CWString
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let netuserdel =
  foreign "NetUserDel"
    ((ptr uint16_t) @-> (ptr uint16_t) @-> returning uint32_t)
(* servername : LPCWSTR optional -> (ptr uint16_t) *)
(* username : LPCWSTR -> (ptr uint16_t) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library netapi32 (t "NETAPI32.dll"))
(cffi:use-foreign-library netapi32)

(cffi:defcfun ("NetUserDel" net-user-del :convention :stdcall) :uint32
  (servername (:string :encoding :utf-16le))   ; LPCWSTR optional
  (username (:string :encoding :utf-16le)))   ; LPCWSTR
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $NetUserDel = Win32::API::More->new('NETAPI32',
    'DWORD NetUserDel(LPCWSTR servername, LPCWSTR username)');
# my $ret = $NetUserDel->Call($servername, $username);
# servername : LPCWSTR optional -> LPCWSTR
# username : LPCWSTR -> LPCWSTR
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。