u_getDataVersion

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

void u_getDataVersion(
    BYTE* dataVersionFillin,
    UErrorCode* status
);

<DllImport("icuuc.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Sub u_getDataVersion(
    dataVersionFillin As IntPtr,   ' BYTE* in/out
    ByRef status As Integer   ' UErrorCode* in/out
)
End Sub

' dataVersionFillin : BYTE* in/out
' status : UErrorCode* in/out
Declare PtrSafe Sub u_getDataVersion Lib "icuuc" ( _
    ByVal dataVersionFillin As LongPtr, _
    ByRef status As Long)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

u_getDataVersion = ctypes.cdll.icuuc.u_getDataVersion
u_getDataVersion.restype = None
u_getDataVersion.argtypes = [
    ctypes.POINTER(ctypes.c_ubyte),  # dataVersionFillin : BYTE* in/out
    ctypes.c_void_p,  # status : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuuc.dll')
u_getDataVersion = Fiddle::Function.new(
  lib['u_getDataVersion'],
  [
    Fiddle::TYPE_VOIDP,  # dataVersionFillin : BYTE* in/out
    Fiddle::TYPE_VOIDP,  # status : UErrorCode* in/out
  ],
  Fiddle::TYPE_VOID, Fiddle::Function::CDECL)

#[link(name = "icuuc")]
extern "C" {
    fn u_getDataVersion(
        dataVersionFillin: *mut u8,  // BYTE* in/out
        status: *mut i32  // UErrorCode* in/out
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuuc.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern void u_getDataVersion(IntPtr dataVersionFillin, ref int status);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuuc_u_getDataVersion' -Namespace Win32 -PassThru
# $api::u_getDataVersion(dataVersionFillin, status)

#uselib "icuuc.dll"
#func global u_getDataVersion "u_getDataVersion" sptr, sptr
; u_getDataVersion varptr(dataVersionFillin), status
; dataVersionFillin : BYTE* in/out -> "sptr"
; status : UErrorCode* in/out -> "sptr"

#uselib "icuuc.dll"
#func global u_getDataVersion "u_getDataVersion" var, int
; u_getDataVersion dataVersionFillin, status
; dataVersionFillin : BYTE* in/out -> "var"
; status : UErrorCode* in/out -> "int"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; void u_getDataVersion(BYTE* dataVersionFillin, UErrorCode* status)
#uselib "icuuc.dll"
#func global u_getDataVersion "u_getDataVersion" var, int
; u_getDataVersion dataVersionFillin, status
; dataVersionFillin : BYTE* in/out -> "var"
; status : UErrorCode* in/out -> "int"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

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

var (
	icuuc = windows.NewLazySystemDLL("icuuc.dll")
	procu_getDataVersion = icuuc.NewProc("u_getDataVersion")
)

// dataVersionFillin (BYTE* in/out), status (UErrorCode* in/out)
r1, _, err := procu_getDataVersion.Call(
	uintptr(dataVersionFillin),
	uintptr(status),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure u_getDataVersion(
  dataVersionFillin: Pointer;   // BYTE* in/out
  status: Pointer   // UErrorCode* in/out
); cdecl;
  external 'icuuc.dll' name 'u_getDataVersion';

result := DllCall("icuuc\u_getDataVersion"
    , "Ptr", dataVersionFillin   ; BYTE* in/out
    , "Ptr", status   ; UErrorCode* in/out
    , "Cdecl Int")   ; return: void

●u_getDataVersion(dataVersionFillin, status) = DLL("icuuc.dll", "int u_getDataVersion(void*, void*)")
# 呼び出し: u_getDataVersion(dataVersionFillin, status)
# dataVersionFillin : BYTE* in/out -> "void*"
# status : UErrorCode* in/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)。
# ※cdecl関数。DLL()宣言はstdcall前提。cdeclは EXEC_PTR(`cdecl`,…) を使用。