FatalAppExitW

// KERNEL32.dll  (Unicode / -W)
#include <windows.h>

void FatalAppExitW(
    DWORD uAction,
    LPCWSTR lpMessageText
);

<DllImport("KERNEL32.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Sub FatalAppExitW(
    uAction As UInteger,   ' DWORD
    <MarshalAs(UnmanagedType.LPWStr)> lpMessageText As String   ' LPCWSTR
)
End Sub

' uAction : DWORD
' lpMessageText : LPCWSTR
Declare PtrSafe Sub FatalAppExitW Lib "kernel32" ( _
    ByVal uAction As Long, _
    ByVal lpMessageText As LongPtr)
' 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

FatalAppExitW = ctypes.windll.kernel32.FatalAppExitW
FatalAppExitW.restype = None
FatalAppExitW.argtypes = [
    wintypes.DWORD,  # uAction : DWORD
    wintypes.LPCWSTR,  # lpMessageText : LPCWSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
FatalAppExitW = Fiddle::Function.new(
  lib['FatalAppExitW'],
  [
    -Fiddle::TYPE_INT,  # uAction : DWORD
    Fiddle::TYPE_VOIDP,  # lpMessageText : LPCWSTR
  ],
  Fiddle::TYPE_VOID)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "kernel32")]
extern "system" {
    fn FatalAppExitW(
        uAction: u32,  // DWORD
        lpMessageText: *const u16  // LPCWSTR
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNEL32.dll", CharSet = CharSet.Unicode)]
public static extern void FatalAppExitW(uint uAction, [MarshalAs(UnmanagedType.LPWStr)] string lpMessageText);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_FatalAppExitW' -Namespace Win32 -PassThru
# $api::FatalAppExitW(uAction, lpMessageText)

#uselib "KERNEL32.dll"
#func global FatalAppExitW "FatalAppExitW" wptr, wptr
; FatalAppExitW uAction, lpMessageText
; uAction : DWORD -> "wptr"
; lpMessageText : LPCWSTR -> "wptr"

#uselib "KERNEL32.dll"
#func global FatalAppExitW "FatalAppExitW" int, wstr
; FatalAppExitW uAction, lpMessageText
; uAction : DWORD -> "int"
; lpMessageText : LPCWSTR -> "wstr"

; void FatalAppExitW(DWORD uAction, LPCWSTR lpMessageText)
#uselib "KERNEL32.dll"
#func global FatalAppExitW "FatalAppExitW" int, wstr
; FatalAppExitW uAction, lpMessageText
; uAction : DWORD -> "int"
; lpMessageText : LPCWSTR -> "wstr"

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

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procFatalAppExitW = kernel32.NewProc("FatalAppExitW")
)

// uAction (DWORD), lpMessageText (LPCWSTR)
r1, _, err := procFatalAppExitW.Call(
	uintptr(uAction),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpMessageText))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure FatalAppExitW(
  uAction: DWORD;   // DWORD
  lpMessageText: PWideChar   // LPCWSTR
); stdcall;
  external 'KERNEL32.dll' name 'FatalAppExitW';

result := DllCall("KERNEL32\FatalAppExitW"
    , "UInt", uAction   ; DWORD
    , "WStr", lpMessageText   ; LPCWSTR
    , "Int")   ; return: void

●FatalAppExitW(uAction, lpMessageText) = DLL("KERNEL32.dll", "int FatalAppExitW(dword, char*)")
# 呼び出し: FatalAppExitW(uAction, lpMessageText)
# uAction : DWORD -> "dword"
# lpMessageText : LPCWSTR -> "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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。