OfflineFilesStart

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

DWORD OfflineFilesStart(void);

<DllImport("CSCAPI.dll", ExactSpelling:=True)>
Public Shared Function OfflineFilesStart() As UInteger
End Function

Declare PtrSafe Function OfflineFilesStart Lib "cscapi" () As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

OfflineFilesStart = ctypes.windll.cscapi.OfflineFilesStart
OfflineFilesStart.restype = wintypes.DWORD
OfflineFilesStart.argtypes = []

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CSCAPI.dll')
OfflineFilesStart = Fiddle::Function.new(
  lib['OfflineFilesStart'],
  [],
  -Fiddle::TYPE_INT)

#[link(name = "cscapi")]
extern "system" {
    fn OfflineFilesStart() -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("CSCAPI.dll")]
public static extern uint OfflineFilesStart();
"@
$api = Add-Type -MemberDefinition $sig -Name 'CSCAPI_OfflineFilesStart' -Namespace Win32 -PassThru
# $api::OfflineFilesStart()

#uselib "CSCAPI.dll"
#func global OfflineFilesStart "OfflineFilesStart"
; OfflineFilesStart   ; 戻り値は stat
; ※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 "CSCAPI.dll"
#cfunc global OfflineFilesStart "OfflineFilesStart"
; res = OfflineFilesStart()

; DWORD OfflineFilesStart()
#uselib "CSCAPI.dll"
#cfunc global OfflineFilesStart "OfflineFilesStart"
; res = OfflineFilesStart()

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

var (
	cscapi = windows.NewLazySystemDLL("CSCAPI.dll")
	procOfflineFilesStart = cscapi.NewProc("OfflineFilesStart")
)

r1, _, err := procOfflineFilesStart.Call()
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function OfflineFilesStart: DWORD; stdcall;
  external 'CSCAPI.dll' name 'OfflineFilesStart';

result := DllCall("CSCAPI\OfflineFilesStart", "UInt")

●OfflineFilesStart() = DLL("CSCAPI.dll", "dword OfflineFilesStart()")
# 呼び出し: OfflineFilesStart()
# 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)。