ChangeServiceConfig2A

// ADVAPI32.dll  (ANSI / -A)
#include <windows.h>

BOOL ChangeServiceConfig2A(
    SC_HANDLE hService,
    SERVICE_CONFIG dwInfoLevel,
    void* lpInfo   // optional
);

<DllImport("ADVAPI32.dll", CharSet:=CharSet.Ansi, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function ChangeServiceConfig2A(
    hService As IntPtr,   ' SC_HANDLE
    dwInfoLevel As UInteger,   ' SERVICE_CONFIG
    lpInfo As IntPtr   ' void* optional
) As Boolean
End Function

' hService : SC_HANDLE
' dwInfoLevel : SERVICE_CONFIG
' lpInfo : void* optional
Declare PtrSafe Function ChangeServiceConfig2A Lib "advapi32" ( _
    ByVal hService As LongPtr, _
    ByVal dwInfoLevel As Long, _
    ByVal lpInfo 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

ChangeServiceConfig2A = ctypes.windll.advapi32.ChangeServiceConfig2A
ChangeServiceConfig2A.restype = wintypes.BOOL
ChangeServiceConfig2A.argtypes = [
    wintypes.HANDLE,  # hService : SC_HANDLE
    wintypes.DWORD,  # dwInfoLevel : SERVICE_CONFIG
    ctypes.POINTER(None),  # lpInfo : void* optional
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
ChangeServiceConfig2A = Fiddle::Function.new(
  lib['ChangeServiceConfig2A'],
  [
    Fiddle::TYPE_VOIDP,  # hService : SC_HANDLE
    -Fiddle::TYPE_INT,  # dwInfoLevel : SERVICE_CONFIG
    Fiddle::TYPE_VOIDP,  # lpInfo : void* optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "advapi32")]
extern "system" {
    fn ChangeServiceConfig2A(
        hService: *mut core::ffi::c_void,  // SC_HANDLE
        dwInfoLevel: u32,  // SERVICE_CONFIG
        lpInfo: *mut ()  // void* optional
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("ADVAPI32.dll", CharSet = CharSet.Ansi, SetLastError = true)]
public static extern bool ChangeServiceConfig2A(IntPtr hService, uint dwInfoLevel, IntPtr lpInfo);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_ChangeServiceConfig2A' -Namespace Win32 -PassThru
# $api::ChangeServiceConfig2A(hService, dwInfoLevel, lpInfo)

#uselib "ADVAPI32.dll"
#func global ChangeServiceConfig2A "ChangeServiceConfig2A" sptr, sptr, sptr
; ChangeServiceConfig2A hService, dwInfoLevel, lpInfo   ; 戻り値は stat
; hService : SC_HANDLE -> "sptr"
; dwInfoLevel : SERVICE_CONFIG -> "sptr"
; lpInfo : void* optional -> "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 "ADVAPI32.dll"
#cfunc global ChangeServiceConfig2A "ChangeServiceConfig2A" sptr, int, sptr
; res = ChangeServiceConfig2A(hService, dwInfoLevel, lpInfo)
; hService : SC_HANDLE -> "sptr"
; dwInfoLevel : SERVICE_CONFIG -> "int"
; lpInfo : void* optional -> "sptr"

; BOOL ChangeServiceConfig2A(SC_HANDLE hService, SERVICE_CONFIG dwInfoLevel, void* lpInfo)
#uselib "ADVAPI32.dll"
#cfunc global ChangeServiceConfig2A "ChangeServiceConfig2A" intptr, int, intptr
; res = ChangeServiceConfig2A(hService, dwInfoLevel, lpInfo)
; hService : SC_HANDLE -> "intptr"
; dwInfoLevel : SERVICE_CONFIG -> "int"
; lpInfo : void* optional -> "intptr"

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

var (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procChangeServiceConfig2A = advapi32.NewProc("ChangeServiceConfig2A")
)

// hService (SC_HANDLE), dwInfoLevel (SERVICE_CONFIG), lpInfo (void* optional)
r1, _, err := procChangeServiceConfig2A.Call(
	uintptr(hService),
	uintptr(dwInfoLevel),
	uintptr(lpInfo),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function ChangeServiceConfig2A(
  hService: THandle;   // SC_HANDLE
  dwInfoLevel: DWORD;   // SERVICE_CONFIG
  lpInfo: Pointer   // void* optional
): BOOL; stdcall;
  external 'ADVAPI32.dll' name 'ChangeServiceConfig2A';

result := DllCall("ADVAPI32\ChangeServiceConfig2A"
    , "Ptr", hService   ; SC_HANDLE
    , "UInt", dwInfoLevel   ; SERVICE_CONFIG
    , "Ptr", lpInfo   ; void* optional
    , "Int")   ; return: BOOL

●ChangeServiceConfig2A(hService, dwInfoLevel, lpInfo) = DLL("ADVAPI32.dll", "bool ChangeServiceConfig2A(void*, dword, void*)")
# 呼び出し: ChangeServiceConfig2A(hService, dwInfoLevel, lpInfo)
# hService : SC_HANDLE -> "void*"
# dwInfoLevel : SERVICE_CONFIG -> "dword"
# lpInfo : void* optional -> "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)。