WSASetServiceW

// WS2_32.dll  (Unicode / -W)
#include <windows.h>

INT WSASetServiceW(
    WSAQUERYSETW* lpqsRegInfo,
    WSAESETSERVICEOP essoperation,
    DWORD dwControlFlags
);

<DllImport("WS2_32.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function WSASetServiceW(
    lpqsRegInfo As IntPtr,   ' WSAQUERYSETW*
    essoperation As Integer,   ' WSAESETSERVICEOP
    dwControlFlags As UInteger   ' DWORD
) As Integer
End Function

' lpqsRegInfo : WSAQUERYSETW*
' essoperation : WSAESETSERVICEOP
' dwControlFlags : DWORD
Declare PtrSafe Function WSASetServiceW Lib "ws2_32" ( _
    ByVal lpqsRegInfo As LongPtr, _
    ByVal essoperation As Long, _
    ByVal dwControlFlags As Long) 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

WSASetServiceW = ctypes.windll.ws2_32.WSASetServiceW
WSASetServiceW.restype = ctypes.c_int
WSASetServiceW.argtypes = [
    ctypes.c_void_p,  # lpqsRegInfo : WSAQUERYSETW*
    ctypes.c_int,  # essoperation : WSAESETSERVICEOP
    wintypes.DWORD,  # dwControlFlags : DWORD
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WS2_32.dll')
WSASetServiceW = Fiddle::Function.new(
  lib['WSASetServiceW'],
  [
    Fiddle::TYPE_VOIDP,  # lpqsRegInfo : WSAQUERYSETW*
    Fiddle::TYPE_INT,  # essoperation : WSAESETSERVICEOP
    -Fiddle::TYPE_INT,  # dwControlFlags : DWORD
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "ws2_32")]
extern "system" {
    fn WSASetServiceW(
        lpqsRegInfo: *mut WSAQUERYSETW,  // WSAQUERYSETW*
        essoperation: i32,  // WSAESETSERVICEOP
        dwControlFlags: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WS2_32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
public static extern int WSASetServiceW(IntPtr lpqsRegInfo, int essoperation, uint dwControlFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WS2_32_WSASetServiceW' -Namespace Win32 -PassThru
# $api::WSASetServiceW(lpqsRegInfo, essoperation, dwControlFlags)

#uselib "WS2_32.dll"
#func global WSASetServiceW "WSASetServiceW" wptr, wptr, wptr
; WSASetServiceW varptr(lpqsRegInfo), essoperation, dwControlFlags   ; 戻り値は stat
; lpqsRegInfo : WSAQUERYSETW* -> "wptr"
; essoperation : WSAESETSERVICEOP -> "wptr"
; dwControlFlags : DWORD -> "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 "WS2_32.dll"
#cfunc global WSASetServiceW "WSASetServiceW" var, int, int
; res = WSASetServiceW(lpqsRegInfo, essoperation, dwControlFlags)
; lpqsRegInfo : WSAQUERYSETW* -> "var"
; essoperation : WSAESETSERVICEOP -> "int"
; dwControlFlags : DWORD -> "int"
; ※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。

; INT WSASetServiceW(WSAQUERYSETW* lpqsRegInfo, WSAESETSERVICEOP essoperation, DWORD dwControlFlags)
#uselib "WS2_32.dll"
#cfunc global WSASetServiceW "WSASetServiceW" var, int, int
; res = WSASetServiceW(lpqsRegInfo, essoperation, dwControlFlags)
; lpqsRegInfo : WSAQUERYSETW* -> "var"
; essoperation : WSAESETSERVICEOP -> "int"
; dwControlFlags : DWORD -> "int"
; ※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 (
	ws2_32 = windows.NewLazySystemDLL("WS2_32.dll")
	procWSASetServiceW = ws2_32.NewProc("WSASetServiceW")
)

// lpqsRegInfo (WSAQUERYSETW*), essoperation (WSAESETSERVICEOP), dwControlFlags (DWORD)
r1, _, err := procWSASetServiceW.Call(
	uintptr(lpqsRegInfo),
	uintptr(essoperation),
	uintptr(dwControlFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function WSASetServiceW(
  lpqsRegInfo: Pointer;   // WSAQUERYSETW*
  essoperation: Integer;   // WSAESETSERVICEOP
  dwControlFlags: DWORD   // DWORD
): Integer; stdcall;
  external 'WS2_32.dll' name 'WSASetServiceW';

result := DllCall("WS2_32\WSASetServiceW"
    , "Ptr", lpqsRegInfo   ; WSAQUERYSETW*
    , "Int", essoperation   ; WSAESETSERVICEOP
    , "UInt", dwControlFlags   ; DWORD
    , "Int")   ; return: INT

●WSASetServiceW(lpqsRegInfo, essoperation, dwControlFlags) = DLL("WS2_32.dll", "int WSASetServiceW(void*, int, dword)")
# 呼び出し: WSASetServiceW(lpqsRegInfo, essoperation, dwControlFlags)
# lpqsRegInfo : WSAQUERYSETW* -> "void*"
# essoperation : WSAESETSERVICEOP -> "int"
# dwControlFlags : DWORD -> "dword"
# 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。