OfflineFilesQueryStatusEx

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

DWORD OfflineFilesQueryStatusEx(
    BOOL* pbActive,   // optional
    BOOL* pbEnabled,   // optional
    BOOL* pbAvailable   // optional
);

<DllImport("CSCAPI.dll", ExactSpelling:=True)>
Public Shared Function OfflineFilesQueryStatusEx(
    pbActive As IntPtr,   ' BOOL* optional, out
    pbEnabled As IntPtr,   ' BOOL* optional, out
    pbAvailable As IntPtr   ' BOOL* optional, out
) As UInteger
End Function

' pbActive : BOOL* optional, out
' pbEnabled : BOOL* optional, out
' pbAvailable : BOOL* optional, out
Declare PtrSafe Function OfflineFilesQueryStatusEx Lib "cscapi" ( _
    ByVal pbActive As LongPtr, _
    ByVal pbEnabled As LongPtr, _
    ByVal pbAvailable 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

OfflineFilesQueryStatusEx = ctypes.windll.cscapi.OfflineFilesQueryStatusEx
OfflineFilesQueryStatusEx.restype = wintypes.DWORD
OfflineFilesQueryStatusEx.argtypes = [
    ctypes.c_void_p,  # pbActive : BOOL* optional, out
    ctypes.c_void_p,  # pbEnabled : BOOL* optional, out
    ctypes.c_void_p,  # pbAvailable : BOOL* optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CSCAPI.dll')
OfflineFilesQueryStatusEx = Fiddle::Function.new(
  lib['OfflineFilesQueryStatusEx'],
  [
    Fiddle::TYPE_VOIDP,  # pbActive : BOOL* optional, out
    Fiddle::TYPE_VOIDP,  # pbEnabled : BOOL* optional, out
    Fiddle::TYPE_VOIDP,  # pbAvailable : BOOL* optional, out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "cscapi")]
extern "system" {
    fn OfflineFilesQueryStatusEx(
        pbActive: *mut i32,  // BOOL* optional, out
        pbEnabled: *mut i32,  // BOOL* optional, out
        pbAvailable: *mut i32  // BOOL* optional, out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("CSCAPI.dll")]
public static extern uint OfflineFilesQueryStatusEx(IntPtr pbActive, IntPtr pbEnabled, IntPtr pbAvailable);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CSCAPI_OfflineFilesQueryStatusEx' -Namespace Win32 -PassThru
# $api::OfflineFilesQueryStatusEx(pbActive, pbEnabled, pbAvailable)

#uselib "CSCAPI.dll"
#func global OfflineFilesQueryStatusEx "OfflineFilesQueryStatusEx" sptr, sptr, sptr
; OfflineFilesQueryStatusEx pbActive, pbEnabled, pbAvailable   ; 戻り値は stat
; pbActive : BOOL* optional, out -> "sptr"
; pbEnabled : BOOL* optional, out -> "sptr"
; pbAvailable : 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 "CSCAPI.dll"
#cfunc global OfflineFilesQueryStatusEx "OfflineFilesQueryStatusEx" int, int, int
; res = OfflineFilesQueryStatusEx(pbActive, pbEnabled, pbAvailable)
; pbActive : BOOL* optional, out -> "int"
; pbEnabled : BOOL* optional, out -> "int"
; pbAvailable : BOOL* optional, out -> "int"

; DWORD OfflineFilesQueryStatusEx(BOOL* pbActive, BOOL* pbEnabled, BOOL* pbAvailable)
#uselib "CSCAPI.dll"
#cfunc global OfflineFilesQueryStatusEx "OfflineFilesQueryStatusEx" int, int, int
; res = OfflineFilesQueryStatusEx(pbActive, pbEnabled, pbAvailable)
; pbActive : BOOL* optional, out -> "int"
; pbEnabled : BOOL* optional, out -> "int"
; pbAvailable : BOOL* optional, out -> "int"

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

var (
	cscapi = windows.NewLazySystemDLL("CSCAPI.dll")
	procOfflineFilesQueryStatusEx = cscapi.NewProc("OfflineFilesQueryStatusEx")
)

// pbActive (BOOL* optional, out), pbEnabled (BOOL* optional, out), pbAvailable (BOOL* optional, out)
r1, _, err := procOfflineFilesQueryStatusEx.Call(
	uintptr(pbActive),
	uintptr(pbEnabled),
	uintptr(pbAvailable),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function OfflineFilesQueryStatusEx(
  pbActive: Pointer;   // BOOL* optional, out
  pbEnabled: Pointer;   // BOOL* optional, out
  pbAvailable: Pointer   // BOOL* optional, out
): DWORD; stdcall;
  external 'CSCAPI.dll' name 'OfflineFilesQueryStatusEx';

result := DllCall("CSCAPI\OfflineFilesQueryStatusEx"
    , "Ptr", pbActive   ; BOOL* optional, out
    , "Ptr", pbEnabled   ; BOOL* optional, out
    , "Ptr", pbAvailable   ; BOOL* optional, out
    , "UInt")   ; return: DWORD

●OfflineFilesQueryStatusEx(pbActive, pbEnabled, pbAvailable) = DLL("CSCAPI.dll", "dword OfflineFilesQueryStatusEx(void*, void*, void*)")
# 呼び出し: OfflineFilesQueryStatusEx(pbActive, pbEnabled, pbAvailable)
# pbActive : BOOL* optional, out -> "void*"
# pbEnabled : BOOL* optional, out -> "void*"
# pbAvailable : 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)。