AddISNSServerA

// ISCSIDSC.dll  (ANSI / -A)
#include <windows.h>

DWORD AddISNSServerA(
    LPSTR Address
);

<DllImport("ISCSIDSC.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function AddISNSServerA(
    <MarshalAs(UnmanagedType.LPStr)> Address As String   ' LPSTR
) As UInteger
End Function

' Address : LPSTR
Declare PtrSafe Function AddISNSServerA Lib "iscsidsc" ( _
    ByVal Address As String) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

AddISNSServerA = ctypes.windll.iscsidsc.AddISNSServerA
AddISNSServerA.restype = wintypes.DWORD
AddISNSServerA.argtypes = [
    wintypes.LPCSTR,  # Address : LPSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ISCSIDSC.dll')
AddISNSServerA = Fiddle::Function.new(
  lib['AddISNSServerA'],
  [
    Fiddle::TYPE_VOIDP,  # Address : LPSTR
  ],
  -Fiddle::TYPE_INT)

#[link(name = "iscsidsc")]
extern "system" {
    fn AddISNSServerA(
        Address: *mut u8  // LPSTR
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ISCSIDSC.dll", CharSet = CharSet.Ansi)]
public static extern uint AddISNSServerA([MarshalAs(UnmanagedType.LPStr)] string Address);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ISCSIDSC_AddISNSServerA' -Namespace Win32 -PassThru
# $api::AddISNSServerA(Address)

#uselib "ISCSIDSC.dll"
#func global AddISNSServerA "AddISNSServerA" sptr
; AddISNSServerA Address   ; 戻り値は stat
; Address : LPSTR -> "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 "ISCSIDSC.dll"
#cfunc global AddISNSServerA "AddISNSServerA" str
; res = AddISNSServerA(Address)
; Address : LPSTR -> "str"

; DWORD AddISNSServerA(LPSTR Address)
#uselib "ISCSIDSC.dll"
#cfunc global AddISNSServerA "AddISNSServerA" str
; res = AddISNSServerA(Address)
; Address : LPSTR -> "str"

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

var (
	iscsidsc = windows.NewLazySystemDLL("ISCSIDSC.dll")
	procAddISNSServerA = iscsidsc.NewProc("AddISNSServerA")
)

// Address (LPSTR)
r1, _, err := procAddISNSServerA.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(Address))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function AddISNSServerA(
  Address: PAnsiChar   // LPSTR
): DWORD; stdcall;
  external 'ISCSIDSC.dll' name 'AddISNSServerA';

result := DllCall("ISCSIDSC\AddISNSServerA"
    , "AStr", Address   ; LPSTR
    , "UInt")   ; return: DWORD

●AddISNSServerA(Address) = DLL("ISCSIDSC.dll", "dword AddISNSServerA(char*)")
# 呼び出し: AddISNSServerA(Address)
# Address : LPSTR -> "char*"
# 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)。