FaxConnectFaxServerW

// WINFAX.dll  (Unicode / -W)
#include <windows.h>

BOOL FaxConnectFaxServerW(
    LPCWSTR MachineName,
    HANDLE* FaxHandle
);

<DllImport("WINFAX.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function FaxConnectFaxServerW(
    <MarshalAs(UnmanagedType.LPWStr)> MachineName As String,   ' LPCWSTR
    FaxHandle As IntPtr   ' HANDLE* out
) As Boolean
End Function

' MachineName : LPCWSTR
' FaxHandle : HANDLE* out
Declare PtrSafe Function FaxConnectFaxServerW Lib "winfax" ( _
    ByVal MachineName As LongPtr, _
    ByVal FaxHandle As LongPtr) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

FaxConnectFaxServerW = ctypes.windll.winfax.FaxConnectFaxServerW
FaxConnectFaxServerW.restype = wintypes.BOOL
FaxConnectFaxServerW.argtypes = [
    wintypes.LPCWSTR,  # MachineName : LPCWSTR
    ctypes.c_void_p,  # FaxHandle : HANDLE* out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINFAX.dll')
FaxConnectFaxServerW = Fiddle::Function.new(
  lib['FaxConnectFaxServerW'],
  [
    Fiddle::TYPE_VOIDP,  # MachineName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # FaxHandle : HANDLE* out
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "winfax")]
extern "system" {
    fn FaxConnectFaxServerW(
        MachineName: *const u16,  // LPCWSTR
        FaxHandle: *mut *mut core::ffi::c_void  // HANDLE* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("WINFAX.dll", CharSet = CharSet.Unicode, SetLastError = true)]
public static extern bool FaxConnectFaxServerW([MarshalAs(UnmanagedType.LPWStr)] string MachineName, IntPtr FaxHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINFAX_FaxConnectFaxServerW' -Namespace Win32 -PassThru
# $api::FaxConnectFaxServerW(MachineName, FaxHandle)

#uselib "WINFAX.dll"
#func global FaxConnectFaxServerW "FaxConnectFaxServerW" wptr, wptr
; FaxConnectFaxServerW MachineName, FaxHandle   ; 戻り値は stat
; MachineName : LPCWSTR -> "wptr"
; FaxHandle : HANDLE* out -> "wptr"
; ※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 "WINFAX.dll"
#cfunc global FaxConnectFaxServerW "FaxConnectFaxServerW" wstr, sptr
; res = FaxConnectFaxServerW(MachineName, FaxHandle)
; MachineName : LPCWSTR -> "wstr"
; FaxHandle : HANDLE* out -> "sptr"

; BOOL FaxConnectFaxServerW(LPCWSTR MachineName, HANDLE* FaxHandle)
#uselib "WINFAX.dll"
#cfunc global FaxConnectFaxServerW "FaxConnectFaxServerW" wstr, intptr
; res = FaxConnectFaxServerW(MachineName, FaxHandle)
; MachineName : LPCWSTR -> "wstr"
; FaxHandle : HANDLE* out -> "intptr"

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

var (
	winfax = windows.NewLazySystemDLL("WINFAX.dll")
	procFaxConnectFaxServerW = winfax.NewProc("FaxConnectFaxServerW")
)

// MachineName (LPCWSTR), FaxHandle (HANDLE* out)
r1, _, err := procFaxConnectFaxServerW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(MachineName))),
	uintptr(FaxHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function FaxConnectFaxServerW(
  MachineName: PWideChar;   // LPCWSTR
  FaxHandle: Pointer   // HANDLE* out
): BOOL; stdcall;
  external 'WINFAX.dll' name 'FaxConnectFaxServerW';

result := DllCall("WINFAX\FaxConnectFaxServerW"
    , "WStr", MachineName   ; LPCWSTR
    , "Ptr", FaxHandle   ; HANDLE* out
    , "Int")   ; return: BOOL

●FaxConnectFaxServerW(MachineName, FaxHandle) = DLL("WINFAX.dll", "bool FaxConnectFaxServerW(char*, void*)")
# 呼び出し: FaxConnectFaxServerW(MachineName, FaxHandle)
# MachineName : LPCWSTR -> "char*"
# FaxHandle : HANDLE* 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。