ComDBClaimPort

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

INT ComDBClaimPort(
    HCOMDB HComDB,
    DWORD ComNumber,
    BOOL ForceClaim,
    BOOL* Forced   // optional
);

<DllImport("MSPORTS.dll", ExactSpelling:=True)>
Public Shared Function ComDBClaimPort(
    HComDB As IntPtr,   ' HCOMDB
    ComNumber As UInteger,   ' DWORD
    ForceClaim As Boolean,   ' BOOL
    Forced As IntPtr   ' BOOL* optional, out
) As Integer
End Function

' HComDB : HCOMDB
' ComNumber : DWORD
' ForceClaim : BOOL
' Forced : BOOL* optional, out
Declare PtrSafe Function ComDBClaimPort Lib "msports" ( _
    ByVal HComDB As LongPtr, _
    ByVal ComNumber As Long, _
    ByVal ForceClaim As Long, _
    ByVal Forced 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

ComDBClaimPort = ctypes.windll.msports.ComDBClaimPort
ComDBClaimPort.restype = ctypes.c_int
ComDBClaimPort.argtypes = [
    wintypes.HANDLE,  # HComDB : HCOMDB
    wintypes.DWORD,  # ComNumber : DWORD
    wintypes.BOOL,  # ForceClaim : BOOL
    ctypes.c_void_p,  # Forced : BOOL* optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MSPORTS.dll')
ComDBClaimPort = Fiddle::Function.new(
  lib['ComDBClaimPort'],
  [
    Fiddle::TYPE_VOIDP,  # HComDB : HCOMDB
    -Fiddle::TYPE_INT,  # ComNumber : DWORD
    Fiddle::TYPE_INT,  # ForceClaim : BOOL
    Fiddle::TYPE_VOIDP,  # Forced : BOOL* optional, out
  ],
  Fiddle::TYPE_INT)

#[link(name = "msports")]
extern "system" {
    fn ComDBClaimPort(
        HComDB: *mut core::ffi::c_void,  // HCOMDB
        ComNumber: u32,  // DWORD
        ForceClaim: i32,  // BOOL
        Forced: *mut i32  // BOOL* optional, out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MSPORTS.dll")]
public static extern int ComDBClaimPort(IntPtr HComDB, uint ComNumber, bool ForceClaim, IntPtr Forced);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MSPORTS_ComDBClaimPort' -Namespace Win32 -PassThru
# $api::ComDBClaimPort(HComDB, ComNumber, ForceClaim, Forced)

#uselib "MSPORTS.dll"
#func global ComDBClaimPort "ComDBClaimPort" sptr, sptr, sptr, sptr
; ComDBClaimPort HComDB, ComNumber, ForceClaim, Forced   ; 戻り値は stat
; HComDB : HCOMDB -> "sptr"
; ComNumber : DWORD -> "sptr"
; ForceClaim : BOOL -> "sptr"
; Forced : BOOL* optional, out -> "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 "MSPORTS.dll"
#cfunc global ComDBClaimPort "ComDBClaimPort" sptr, int, int, int
; res = ComDBClaimPort(HComDB, ComNumber, ForceClaim, Forced)
; HComDB : HCOMDB -> "sptr"
; ComNumber : DWORD -> "int"
; ForceClaim : BOOL -> "int"
; Forced : BOOL* optional, out -> "int"

; INT ComDBClaimPort(HCOMDB HComDB, DWORD ComNumber, BOOL ForceClaim, BOOL* Forced)
#uselib "MSPORTS.dll"
#cfunc global ComDBClaimPort "ComDBClaimPort" intptr, int, int, int
; res = ComDBClaimPort(HComDB, ComNumber, ForceClaim, Forced)
; HComDB : HCOMDB -> "intptr"
; ComNumber : DWORD -> "int"
; ForceClaim : BOOL -> "int"
; Forced : BOOL* optional, out -> "int"

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

var (
	msports = windows.NewLazySystemDLL("MSPORTS.dll")
	procComDBClaimPort = msports.NewProc("ComDBClaimPort")
)

// HComDB (HCOMDB), ComNumber (DWORD), ForceClaim (BOOL), Forced (BOOL* optional, out)
r1, _, err := procComDBClaimPort.Call(
	uintptr(HComDB),
	uintptr(ComNumber),
	uintptr(ForceClaim),
	uintptr(Forced),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function ComDBClaimPort(
  HComDB: THandle;   // HCOMDB
  ComNumber: DWORD;   // DWORD
  ForceClaim: BOOL;   // BOOL
  Forced: Pointer   // BOOL* optional, out
): Integer; stdcall;
  external 'MSPORTS.dll' name 'ComDBClaimPort';

result := DllCall("MSPORTS\ComDBClaimPort"
    , "Ptr", HComDB   ; HCOMDB
    , "UInt", ComNumber   ; DWORD
    , "Int", ForceClaim   ; BOOL
    , "Ptr", Forced   ; BOOL* optional, out
    , "Int")   ; return: INT

●ComDBClaimPort(HComDB, ComNumber, ForceClaim, Forced) = DLL("MSPORTS.dll", "int ComDBClaimPort(void*, dword, bool, void*)")
# 呼び出し: ComDBClaimPort(HComDB, ComNumber, ForceClaim, Forced)
# HComDB : HCOMDB -> "void*"
# ComNumber : DWORD -> "dword"
# ForceClaim : BOOL -> "bool"
# Forced : BOOL* optional, out -> "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)。