RpcServerUnregisterIfEx

// RPCRT4.dll
#include <windows.h>

RPC_STATUS RpcServerUnregisterIfEx(
    void* IfSpec,   // optional
    GUID* MgrTypeUuid,   // optional
    INT RundownContextHandles
);

<DllImport("RPCRT4.dll", ExactSpelling:=True)>
Public Shared Function RpcServerUnregisterIfEx(
    IfSpec As IntPtr,   ' void* optional
    MgrTypeUuid As IntPtr,   ' GUID* optional
    RundownContextHandles As Integer   ' INT
) As Integer
End Function

' IfSpec : void* optional
' MgrTypeUuid : GUID* optional
' RundownContextHandles : INT
Declare PtrSafe Function RpcServerUnregisterIfEx Lib "rpcrt4" ( _
    ByVal IfSpec As LongPtr, _
    ByVal MgrTypeUuid As LongPtr, _
    ByVal RundownContextHandles As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

RpcServerUnregisterIfEx = ctypes.windll.rpcrt4.RpcServerUnregisterIfEx
RpcServerUnregisterIfEx.restype = ctypes.c_int
RpcServerUnregisterIfEx.argtypes = [
    ctypes.POINTER(None),  # IfSpec : void* optional
    ctypes.c_void_p,  # MgrTypeUuid : GUID* optional
    ctypes.c_int,  # RundownContextHandles : INT
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('RPCRT4.dll')
RpcServerUnregisterIfEx = Fiddle::Function.new(
  lib['RpcServerUnregisterIfEx'],
  [
    Fiddle::TYPE_VOIDP,  # IfSpec : void* optional
    Fiddle::TYPE_VOIDP,  # MgrTypeUuid : GUID* optional
    Fiddle::TYPE_INT,  # RundownContextHandles : INT
  ],
  Fiddle::TYPE_INT)

#[link(name = "rpcrt4")]
extern "system" {
    fn RpcServerUnregisterIfEx(
        IfSpec: *mut (),  // void* optional
        MgrTypeUuid: *mut GUID,  // GUID* optional
        RundownContextHandles: i32  // INT
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("RPCRT4.dll")]
public static extern int RpcServerUnregisterIfEx(IntPtr IfSpec, IntPtr MgrTypeUuid, int RundownContextHandles);
"@
$api = Add-Type -MemberDefinition $sig -Name 'RPCRT4_RpcServerUnregisterIfEx' -Namespace Win32 -PassThru
# $api::RpcServerUnregisterIfEx(IfSpec, MgrTypeUuid, RundownContextHandles)

#uselib "RPCRT4.dll"
#func global RpcServerUnregisterIfEx "RpcServerUnregisterIfEx" sptr, sptr, sptr
; RpcServerUnregisterIfEx IfSpec, varptr(MgrTypeUuid), RundownContextHandles   ; 戻り値は stat
; IfSpec : void* optional -> "sptr"
; MgrTypeUuid : GUID* optional -> "sptr"
; RundownContextHandles : INT -> "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 "RPCRT4.dll"
#cfunc global RpcServerUnregisterIfEx "RpcServerUnregisterIfEx" sptr, var, int
; res = RpcServerUnregisterIfEx(IfSpec, MgrTypeUuid, RundownContextHandles)
; IfSpec : void* optional -> "sptr"
; MgrTypeUuid : GUID* optional -> "var"
; RundownContextHandles : INT -> "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。

; RPC_STATUS RpcServerUnregisterIfEx(void* IfSpec, GUID* MgrTypeUuid, INT RundownContextHandles)
#uselib "RPCRT4.dll"
#cfunc global RpcServerUnregisterIfEx "RpcServerUnregisterIfEx" intptr, var, int
; res = RpcServerUnregisterIfEx(IfSpec, MgrTypeUuid, RundownContextHandles)
; IfSpec : void* optional -> "intptr"
; MgrTypeUuid : GUID* optional -> "var"
; RundownContextHandles : INT -> "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 (
	rpcrt4 = windows.NewLazySystemDLL("RPCRT4.dll")
	procRpcServerUnregisterIfEx = rpcrt4.NewProc("RpcServerUnregisterIfEx")
)

// IfSpec (void* optional), MgrTypeUuid (GUID* optional), RundownContextHandles (INT)
r1, _, err := procRpcServerUnregisterIfEx.Call(
	uintptr(IfSpec),
	uintptr(MgrTypeUuid),
	uintptr(RundownContextHandles),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // RPC_STATUS

function RpcServerUnregisterIfEx(
  IfSpec: Pointer;   // void* optional
  MgrTypeUuid: PGUID;   // GUID* optional
  RundownContextHandles: Integer   // INT
): Integer; stdcall;
  external 'RPCRT4.dll' name 'RpcServerUnregisterIfEx';

result := DllCall("RPCRT4\RpcServerUnregisterIfEx"
    , "Ptr", IfSpec   ; void* optional
    , "Ptr", MgrTypeUuid   ; GUID* optional
    , "Int", RundownContextHandles   ; INT
    , "Int")   ; return: RPC_STATUS

●RpcServerUnregisterIfEx(IfSpec, MgrTypeUuid, RundownContextHandles) = DLL("RPCRT4.dll", "int RpcServerUnregisterIfEx(void*, void*, int)")
# 呼び出し: RpcServerUnregisterIfEx(IfSpec, MgrTypeUuid, RundownContextHandles)
# IfSpec : void* optional -> "void*"
# MgrTypeUuid : GUID* optional -> "void*"
# RundownContextHandles : INT -> "int"
# 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)。