GetUserDefaultLCID

// KERNEL32.dll
#include <windows.h>

DWORD GetUserDefaultLCID(void);

<DllImport("KERNEL32.dll", ExactSpelling:=True)>
Public Shared Function GetUserDefaultLCID() As UInteger
End Function

Declare PtrSafe Function GetUserDefaultLCID Lib "kernel32" () As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GetUserDefaultLCID = ctypes.windll.kernel32.GetUserDefaultLCID
GetUserDefaultLCID.restype = wintypes.DWORD
GetUserDefaultLCID.argtypes = []

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
GetUserDefaultLCID = Fiddle::Function.new(
  lib['GetUserDefaultLCID'],
  [],
  -Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn GetUserDefaultLCID() -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNEL32.dll")]
public static extern uint GetUserDefaultLCID();
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_GetUserDefaultLCID' -Namespace Win32 -PassThru
# $api::GetUserDefaultLCID()

#uselib "KERNEL32.dll"
#func global GetUserDefaultLCID "GetUserDefaultLCID"
; GetUserDefaultLCID   ; 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 "KERNEL32.dll"
#cfunc global GetUserDefaultLCID "GetUserDefaultLCID"
; res = GetUserDefaultLCID()

; DWORD GetUserDefaultLCID()
#uselib "KERNEL32.dll"
#cfunc global GetUserDefaultLCID "GetUserDefaultLCID"
; res = GetUserDefaultLCID()

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

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procGetUserDefaultLCID = kernel32.NewProc("GetUserDefaultLCID")
)

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

function GetUserDefaultLCID: DWORD; stdcall;
  external 'KERNEL32.dll' name 'GetUserDefaultLCID';

result := DllCall("KERNEL32\GetUserDefaultLCID", "UInt")

●GetUserDefaultLCID() = DLL("KERNEL32.dll", "dword GetUserDefaultLCID()")
# 呼び出し: GetUserDefaultLCID()
# 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)。