DnsQueryEx

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

INT DnsQueryEx(
    DNS_QUERY_REQUEST* pQueryRequest,
    DNS_QUERY_RESULT* pQueryResults,
    DNS_QUERY_CANCEL* pCancelHandle   // optional
);

<DllImport("DNSAPI.dll", ExactSpelling:=True)>
Public Shared Function DnsQueryEx(
    pQueryRequest As IntPtr,   ' DNS_QUERY_REQUEST*
    pQueryResults As IntPtr,   ' DNS_QUERY_RESULT* in/out
    pCancelHandle As IntPtr   ' DNS_QUERY_CANCEL* optional, in/out
) As Integer
End Function

' pQueryRequest : DNS_QUERY_REQUEST*
' pQueryResults : DNS_QUERY_RESULT* in/out
' pCancelHandle : DNS_QUERY_CANCEL* optional, in/out
Declare PtrSafe Function DnsQueryEx Lib "dnsapi" ( _
    ByVal pQueryRequest As LongPtr, _
    ByVal pQueryResults As LongPtr, _
    ByVal pCancelHandle 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

DnsQueryEx = ctypes.windll.dnsapi.DnsQueryEx
DnsQueryEx.restype = ctypes.c_int
DnsQueryEx.argtypes = [
    ctypes.c_void_p,  # pQueryRequest : DNS_QUERY_REQUEST*
    ctypes.c_void_p,  # pQueryResults : DNS_QUERY_RESULT* in/out
    ctypes.c_void_p,  # pCancelHandle : DNS_QUERY_CANCEL* optional, in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('DNSAPI.dll')
DnsQueryEx = Fiddle::Function.new(
  lib['DnsQueryEx'],
  [
    Fiddle::TYPE_VOIDP,  # pQueryRequest : DNS_QUERY_REQUEST*
    Fiddle::TYPE_VOIDP,  # pQueryResults : DNS_QUERY_RESULT* in/out
    Fiddle::TYPE_VOIDP,  # pCancelHandle : DNS_QUERY_CANCEL* optional, in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "dnsapi")]
extern "system" {
    fn DnsQueryEx(
        pQueryRequest: *mut DNS_QUERY_REQUEST,  // DNS_QUERY_REQUEST*
        pQueryResults: *mut DNS_QUERY_RESULT,  // DNS_QUERY_RESULT* in/out
        pCancelHandle: *mut DNS_QUERY_CANCEL  // DNS_QUERY_CANCEL* optional, in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("DNSAPI.dll")]
public static extern int DnsQueryEx(IntPtr pQueryRequest, IntPtr pQueryResults, IntPtr pCancelHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'DNSAPI_DnsQueryEx' -Namespace Win32 -PassThru
# $api::DnsQueryEx(pQueryRequest, pQueryResults, pCancelHandle)

#uselib "DNSAPI.dll"
#func global DnsQueryEx "DnsQueryEx" sptr, sptr, sptr
; DnsQueryEx varptr(pQueryRequest), varptr(pQueryResults), varptr(pCancelHandle)   ; 戻り値は stat
; pQueryRequest : DNS_QUERY_REQUEST* -> "sptr"
; pQueryResults : DNS_QUERY_RESULT* in/out -> "sptr"
; pCancelHandle : DNS_QUERY_CANCEL* optional, in/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 "DNSAPI.dll"
#cfunc global DnsQueryEx "DnsQueryEx" var, var, var
; res = DnsQueryEx(pQueryRequest, pQueryResults, pCancelHandle)
; pQueryRequest : DNS_QUERY_REQUEST* -> "var"
; pQueryResults : DNS_QUERY_RESULT* in/out -> "var"
; pCancelHandle : DNS_QUERY_CANCEL* optional, in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; INT DnsQueryEx(DNS_QUERY_REQUEST* pQueryRequest, DNS_QUERY_RESULT* pQueryResults, DNS_QUERY_CANCEL* pCancelHandle)
#uselib "DNSAPI.dll"
#cfunc global DnsQueryEx "DnsQueryEx" var, var, var
; res = DnsQueryEx(pQueryRequest, pQueryResults, pCancelHandle)
; pQueryRequest : DNS_QUERY_REQUEST* -> "var"
; pQueryResults : DNS_QUERY_RESULT* in/out -> "var"
; pCancelHandle : DNS_QUERY_CANCEL* optional, in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

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

var (
	dnsapi = windows.NewLazySystemDLL("DNSAPI.dll")
	procDnsQueryEx = dnsapi.NewProc("DnsQueryEx")
)

// pQueryRequest (DNS_QUERY_REQUEST*), pQueryResults (DNS_QUERY_RESULT* in/out), pCancelHandle (DNS_QUERY_CANCEL* optional, in/out)
r1, _, err := procDnsQueryEx.Call(
	uintptr(pQueryRequest),
	uintptr(pQueryResults),
	uintptr(pCancelHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function DnsQueryEx(
  pQueryRequest: Pointer;   // DNS_QUERY_REQUEST*
  pQueryResults: Pointer;   // DNS_QUERY_RESULT* in/out
  pCancelHandle: Pointer   // DNS_QUERY_CANCEL* optional, in/out
): Integer; stdcall;
  external 'DNSAPI.dll' name 'DnsQueryEx';

result := DllCall("DNSAPI\DnsQueryEx"
    , "Ptr", pQueryRequest   ; DNS_QUERY_REQUEST*
    , "Ptr", pQueryResults   ; DNS_QUERY_RESULT* in/out
    , "Ptr", pCancelHandle   ; DNS_QUERY_CANCEL* optional, in/out
    , "Int")   ; return: INT

●DnsQueryEx(pQueryRequest, pQueryResults, pCancelHandle) = DLL("DNSAPI.dll", "int DnsQueryEx(void*, void*, void*)")
# 呼び出し: DnsQueryEx(pQueryRequest, pQueryResults, pCancelHandle)
# pQueryRequest : DNS_QUERY_REQUEST* -> "void*"
# pQueryResults : DNS_QUERY_RESULT* in/out -> "void*"
# pCancelHandle : DNS_QUERY_CANCEL* optional, in/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)。