ucurr_unregister

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

CHAR ucurr_unregister(
    void* key,
    UErrorCode* status
);

<DllImport("icuuc.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function ucurr_unregister(
    key As IntPtr,   ' void* in/out
    ByRef status As Integer   ' UErrorCode* in/out
) As SByte
End Function

' key : void* in/out
' status : UErrorCode* in/out
Declare PtrSafe Function ucurr_unregister Lib "icuuc" ( _
    ByVal key As LongPtr, _
    ByRef status As Long) As Byte
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

ucurr_unregister = ctypes.cdll.icuuc.ucurr_unregister
ucurr_unregister.restype = ctypes.c_byte
ucurr_unregister.argtypes = [
    ctypes.POINTER(None),  # key : void* in/out
    ctypes.c_void_p,  # status : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuuc.dll')
ucurr_unregister = Fiddle::Function.new(
  lib['ucurr_unregister'],
  [
    Fiddle::TYPE_VOIDP,  # key : void* in/out
    Fiddle::TYPE_VOIDP,  # status : UErrorCode* in/out
  ],
  Fiddle::TYPE_CHAR, Fiddle::Function::CDECL)

#[link(name = "icuuc")]
extern "C" {
    fn ucurr_unregister(
        key: *mut (),  // void* in/out
        status: *mut i32  // UErrorCode* in/out
    ) -> i8;
}
// crates: windows-sys provides ready-made bindings for this API.

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

#uselib "icuuc.dll"
#func global ucurr_unregister "ucurr_unregister" sptr, sptr
; ucurr_unregister key, varptr(status)   ; 戻り値は stat
; key : void* in/out -> "sptr"
; status : UErrorCode* in/out -> "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。

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

var (
	icuuc = windows.NewLazySystemDLL("icuuc.dll")
	procucurr_unregister = icuuc.NewProc("ucurr_unregister")
)

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

function ucurr_unregister(
  key: Pointer;   // void* in/out
  status: Pointer   // UErrorCode* in/out
): Shortint; cdecl;
  external 'icuuc.dll' name 'ucurr_unregister';

result := DllCall("icuuc\ucurr_unregister"
    , "Ptr", key   ; void* in/out
    , "Ptr", status   ; UErrorCode* in/out
    , "Cdecl Char")   ; return: CHAR

●ucurr_unregister(key, status) = DLL("icuuc.dll", "char ucurr_unregister(void*, void*)")
# 呼び出し: ucurr_unregister(key, status)
# key : void* 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。

const std = @import("std");

extern "icuuc" fn ucurr_unregister(
    key: ?*anyopaque, // void* in/out
    status: [*c]i32 // UErrorCode* in/out
) callconv(.c) i8;

proc ucurr_unregister(
    key: pointer,  # void* in/out
    status: ptr int32  # UErrorCode* in/out
): int8 {.importc: "ucurr_unregister", cdecl, dynlib: "icuuc.dll".}

pragma(lib, "icuuc");
extern(C)
byte ucurr_unregister(
    void* key,   // void* in/out
    int* status   // UErrorCode* in/out
);

ccall((:ucurr_unregister, "icuuc.dll"), Int8,
      (Ptr{Cvoid}, Ptr{Int32}),
      key, status)
# key : void* in/out -> Ptr{Cvoid}
# status : UErrorCode* in/out -> Ptr{Int32}

local ffi = require("ffi")
ffi.cdef[[
int8_t ucurr_unregister(
    void* key,
    int32_t* status);
]]
local icuuc = ffi.load("icuuc")
-- icuuc.ucurr_unregister(key, status)
-- key : void* in/out
-- status : UErrorCode* in/out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('icuuc.dll');
const ucurr_unregister = lib.func('__cdecl', 'ucurr_unregister', 'int8_t', ['void *', 'int32_t *']);
// ucurr_unregister(key, status)
// key : void* in/out -> 'void *'
// status : UErrorCode* in/out -> 'int32_t *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("icuuc.dll", {
  ucurr_unregister: { parameters: ["pointer", "pointer"], result: "i8" },
});
// lib.symbols.ucurr_unregister(key, status)
// key : void* in/out -> "pointer"
// status : UErrorCode* in/out -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int8_t ucurr_unregister(
    void* key,
    int32_t* status);
C, "icuuc.dll");
// $ffi->ucurr_unregister(key, status);
// key : void* in/out
// status : UErrorCode* in/out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Icuuc extends Library {
    Icuuc INSTANCE = Native.load("icuuc", Icuuc.class);
    byte ucurr_unregister(
        Pointer key,   // void* in/out
        IntByReference status   // UErrorCode* in/out
    );
}

@[Link("icuuc")]
lib Libicuuc
  fun ucurr_unregister = ucurr_unregister(
    key : Void*,   # void* in/out
    status : Int32*   # UErrorCode* in/out
  ) : Int8
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef ucurr_unregisterNative = Int8 Function(Pointer<Void>, Pointer<Int32>);
typedef ucurr_unregisterDart = int Function(Pointer<Void>, Pointer<Int32>);
final ucurr_unregister = DynamicLibrary.open('icuuc.dll')
    .lookupFunction<ucurr_unregisterNative, ucurr_unregisterDart>('ucurr_unregister');
// key : void* in/out -> Pointer<Void>
// status : UErrorCode* in/out -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function ucurr_unregister(
  key: Pointer;   // void* in/out
  status: Pointer   // UErrorCode* in/out
): Shortint; cdecl;
  external 'icuuc.dll' name 'ucurr_unregister';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import ccall safe "ucurr_unregister"
  c_ucurr_unregister :: Ptr () -> Ptr Int32 -> IO Int8
-- key : void* in/out -> Ptr ()
-- status : UErrorCode* in/out -> Ptr Int32
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let ucurr_unregister =
  foreign "ucurr_unregister"
    ((ptr void) @-> (ptr int32_t) @-> returning int8_t)
(* key : void* in/out -> (ptr void) *)
(* status : UErrorCode* in/out -> (ptr int32_t) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library icuuc (t "icuuc.dll"))
(cffi:use-foreign-library icuuc)

(cffi:defcfun ("ucurr_unregister" ucurr-unregister :convention :cdecl) :int8
  (key :pointer)   ; void* in/out
  (status :pointer))   ; UErrorCode* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $ucurr_unregister = Win32::API::More->new('icuuc',
    'char ucurr_unregister(LPVOID key, LPVOID status)');
# my $ret = $ucurr_unregister->Call($key, $status);
# key : void* in/out -> LPVOID
# status : UErrorCode* in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。