DhcpRemoveDNSRegistrations

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

DWORD DhcpRemoveDNSRegistrations(void);

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

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

import ctypes
from ctypes import wintypes

DhcpRemoveDNSRegistrations = ctypes.windll.dhcpcsvc.DhcpRemoveDNSRegistrations
DhcpRemoveDNSRegistrations.restype = wintypes.DWORD
DhcpRemoveDNSRegistrations.argtypes = []

require 'fiddle'
require 'fiddle/import'

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

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

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

#uselib "dhcpcsvc.dll"
#func global DhcpRemoveDNSRegistrations "DhcpRemoveDNSRegistrations"
; DhcpRemoveDNSRegistrations   ; 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 "dhcpcsvc.dll"
#cfunc global DhcpRemoveDNSRegistrations "DhcpRemoveDNSRegistrations"
; res = DhcpRemoveDNSRegistrations()

; DWORD DhcpRemoveDNSRegistrations()
#uselib "dhcpcsvc.dll"
#cfunc global DhcpRemoveDNSRegistrations "DhcpRemoveDNSRegistrations"
; res = DhcpRemoveDNSRegistrations()

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

var (
	dhcpcsvc = windows.NewLazySystemDLL("dhcpcsvc.dll")
	procDhcpRemoveDNSRegistrations = dhcpcsvc.NewProc("DhcpRemoveDNSRegistrations")
)

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

function DhcpRemoveDNSRegistrations: DWORD; stdcall;
  external 'dhcpcsvc.dll' name 'DhcpRemoveDNSRegistrations';

result := DllCall("dhcpcsvc\DhcpRemoveDNSRegistrations", "UInt")

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