DdeDisconnectList

// USER32.dll
#include <windows.h>

BOOL DdeDisconnectList(
    HCONVLIST hConvList
);

<DllImport("USER32.dll", ExactSpelling:=True)>
Public Shared Function DdeDisconnectList(
    hConvList As IntPtr   ' HCONVLIST
) As Boolean
End Function

' hConvList : HCONVLIST
Declare PtrSafe Function DdeDisconnectList Lib "user32" ( _
    ByVal hConvList 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

DdeDisconnectList = ctypes.windll.user32.DdeDisconnectList
DdeDisconnectList.restype = wintypes.BOOL
DdeDisconnectList.argtypes = [
    wintypes.HANDLE,  # hConvList : HCONVLIST
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('USER32.dll')
DdeDisconnectList = Fiddle::Function.new(
  lib['DdeDisconnectList'],
  [
    Fiddle::TYPE_VOIDP,  # hConvList : HCONVLIST
  ],
  Fiddle::TYPE_INT)

#[link(name = "user32")]
extern "system" {
    fn DdeDisconnectList(
        hConvList: *mut core::ffi::c_void  // HCONVLIST
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("USER32.dll")]
public static extern bool DdeDisconnectList(IntPtr hConvList);
"@
$api = Add-Type -MemberDefinition $sig -Name 'USER32_DdeDisconnectList' -Namespace Win32 -PassThru
# $api::DdeDisconnectList(hConvList)

#uselib "USER32.dll"
#func global DdeDisconnectList "DdeDisconnectList" sptr
; DdeDisconnectList hConvList   ; 戻り値は stat
; hConvList : HCONVLIST -> "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 "USER32.dll"
#cfunc global DdeDisconnectList "DdeDisconnectList" sptr
; res = DdeDisconnectList(hConvList)
; hConvList : HCONVLIST -> "sptr"

; BOOL DdeDisconnectList(HCONVLIST hConvList)
#uselib "USER32.dll"
#cfunc global DdeDisconnectList "DdeDisconnectList" intptr
; res = DdeDisconnectList(hConvList)
; hConvList : HCONVLIST -> "intptr"

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

var (
	user32 = windows.NewLazySystemDLL("USER32.dll")
	procDdeDisconnectList = user32.NewProc("DdeDisconnectList")
)

// hConvList (HCONVLIST)
r1, _, err := procDdeDisconnectList.Call(
	uintptr(hConvList),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function DdeDisconnectList(
  hConvList: THandle   // HCONVLIST
): BOOL; stdcall;
  external 'USER32.dll' name 'DdeDisconnectList';

result := DllCall("USER32\DdeDisconnectList"
    , "Ptr", hConvList   ; HCONVLIST
    , "Int")   ; return: BOOL

●DdeDisconnectList(hConvList) = DLL("USER32.dll", "bool DdeDisconnectList(void*)")
# 呼び出し: DdeDisconnectList(hConvList)
# hConvList : HCONVLIST -> "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)。