GetThreadIOPendingFlag

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

BOOL GetThreadIOPendingFlag(
    HANDLE hThread,
    BOOL* lpIOIsPending
);

<DllImport("KERNEL32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function GetThreadIOPendingFlag(
    hThread As IntPtr,   ' HANDLE
    <Out> ByRef lpIOIsPending As Integer   ' BOOL* out
) As Boolean
End Function

' hThread : HANDLE
' lpIOIsPending : BOOL* out
Declare PtrSafe Function GetThreadIOPendingFlag Lib "kernel32" ( _
    ByVal hThread As LongPtr, _
    ByRef lpIOIsPending As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GetThreadIOPendingFlag = ctypes.windll.kernel32.GetThreadIOPendingFlag
GetThreadIOPendingFlag.restype = wintypes.BOOL
GetThreadIOPendingFlag.argtypes = [
    wintypes.HANDLE,  # hThread : HANDLE
    ctypes.c_void_p,  # lpIOIsPending : BOOL* out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
GetThreadIOPendingFlag = Fiddle::Function.new(
  lib['GetThreadIOPendingFlag'],
  [
    Fiddle::TYPE_VOIDP,  # hThread : HANDLE
    Fiddle::TYPE_VOIDP,  # lpIOIsPending : BOOL* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn GetThreadIOPendingFlag(
        hThread: *mut core::ffi::c_void,  // HANDLE
        lpIOIsPending: *mut i32  // BOOL* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", SetLastError = true)]
public static extern bool GetThreadIOPendingFlag(IntPtr hThread, out int lpIOIsPending);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_GetThreadIOPendingFlag' -Namespace Win32 -PassThru
# $api::GetThreadIOPendingFlag(hThread, lpIOIsPending)

#uselib "KERNEL32.dll"
#func global GetThreadIOPendingFlag "GetThreadIOPendingFlag" sptr, sptr
; GetThreadIOPendingFlag hThread, lpIOIsPending   ; 戻り値は stat
; hThread : HANDLE -> "sptr"
; lpIOIsPending : BOOL* 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 "KERNEL32.dll"
#cfunc global GetThreadIOPendingFlag "GetThreadIOPendingFlag" sptr, int
; res = GetThreadIOPendingFlag(hThread, lpIOIsPending)
; hThread : HANDLE -> "sptr"
; lpIOIsPending : BOOL* out -> "int"

; BOOL GetThreadIOPendingFlag(HANDLE hThread, BOOL* lpIOIsPending)
#uselib "KERNEL32.dll"
#cfunc global GetThreadIOPendingFlag "GetThreadIOPendingFlag" intptr, int
; res = GetThreadIOPendingFlag(hThread, lpIOIsPending)
; hThread : HANDLE -> "intptr"
; lpIOIsPending : BOOL* out -> "int"

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

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procGetThreadIOPendingFlag = kernel32.NewProc("GetThreadIOPendingFlag")
)

// hThread (HANDLE), lpIOIsPending (BOOL* out)
r1, _, err := procGetThreadIOPendingFlag.Call(
	uintptr(hThread),
	uintptr(lpIOIsPending),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function GetThreadIOPendingFlag(
  hThread: THandle;   // HANDLE
  lpIOIsPending: Pointer   // BOOL* out
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'GetThreadIOPendingFlag';

result := DllCall("KERNEL32\GetThreadIOPendingFlag"
    , "Ptr", hThread   ; HANDLE
    , "Ptr", lpIOIsPending   ; BOOL* out
    , "Int")   ; return: BOOL

●GetThreadIOPendingFlag(hThread, lpIOIsPending) = DLL("KERNEL32.dll", "bool GetThreadIOPendingFlag(void*, void*)")
# 呼び出し: GetThreadIOPendingFlag(hThread, lpIOIsPending)
# hThread : HANDLE -> "void*"
# lpIOIsPending : BOOL* 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)。