ClosePrivateNamespace

// KERNEL32.dll
#include <windows.h>

BOOLEAN ClosePrivateNamespace(
    HANDLE Handle,
    DWORD Flags
);

<DllImport("KERNEL32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function ClosePrivateNamespace(
    Handle As IntPtr,   ' HANDLE
    Flags As UInteger   ' DWORD
) As Byte
End Function

' Handle : HANDLE
' Flags : DWORD
Declare PtrSafe Function ClosePrivateNamespace Lib "kernel32" ( _
    ByVal Handle As LongPtr, _
    ByVal Flags As Long) As Byte
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

ClosePrivateNamespace = ctypes.windll.kernel32.ClosePrivateNamespace
ClosePrivateNamespace.restype = ctypes.c_byte
ClosePrivateNamespace.argtypes = [
    wintypes.HANDLE,  # Handle : HANDLE
    wintypes.DWORD,  # Flags : DWORD
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
ClosePrivateNamespace = Fiddle::Function.new(
  lib['ClosePrivateNamespace'],
  [
    Fiddle::TYPE_VOIDP,  # Handle : HANDLE
    -Fiddle::TYPE_INT,  # Flags : DWORD
  ],
  Fiddle::TYPE_CHAR)

#[link(name = "kernel32")]
extern "system" {
    fn ClosePrivateNamespace(
        Handle: *mut core::ffi::c_void,  // HANDLE
        Flags: u32  // DWORD
    ) -> u8;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNEL32.dll", SetLastError = true)]
public static extern byte ClosePrivateNamespace(IntPtr Handle, uint Flags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_ClosePrivateNamespace' -Namespace Win32 -PassThru
# $api::ClosePrivateNamespace(Handle, Flags)

#uselib "KERNEL32.dll"
#func global ClosePrivateNamespace "ClosePrivateNamespace" sptr, sptr
; ClosePrivateNamespace Handle, Flags   ; 戻り値は stat
; Handle : HANDLE -> "sptr"
; Flags : DWORD -> "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 "KERNEL32.dll"
#cfunc global ClosePrivateNamespace "ClosePrivateNamespace" sptr, int
; res = ClosePrivateNamespace(Handle, Flags)
; Handle : HANDLE -> "sptr"
; Flags : DWORD -> "int"

; BOOLEAN ClosePrivateNamespace(HANDLE Handle, DWORD Flags)
#uselib "KERNEL32.dll"
#cfunc global ClosePrivateNamespace "ClosePrivateNamespace" intptr, int
; res = ClosePrivateNamespace(Handle, Flags)
; Handle : HANDLE -> "intptr"
; Flags : DWORD -> "int"

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

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procClosePrivateNamespace = kernel32.NewProc("ClosePrivateNamespace")
)

// Handle (HANDLE), Flags (DWORD)
r1, _, err := procClosePrivateNamespace.Call(
	uintptr(Handle),
	uintptr(Flags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOLEAN

function ClosePrivateNamespace(
  Handle: THandle;   // HANDLE
  Flags: DWORD   // DWORD
): ByteBool; stdcall;
  external 'KERNEL32.dll' name 'ClosePrivateNamespace';

result := DllCall("KERNEL32\ClosePrivateNamespace"
    , "Ptr", Handle   ; HANDLE
    , "UInt", Flags   ; DWORD
    , "Char")   ; return: BOOLEAN

●ClosePrivateNamespace(Handle, Flags) = DLL("KERNEL32.dll", "byte ClosePrivateNamespace(void*, dword)")
# 呼び出し: ClosePrivateNamespace(Handle, Flags)
# Handle : HANDLE -> "void*"
# Flags : 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)。