CfGetPlatformInfo

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

HRESULT CfGetPlatformInfo(
    CF_PLATFORM_INFO* PlatformVersion
);

<DllImport("cldapi.dll", ExactSpelling:=True)>
Public Shared Function CfGetPlatformInfo(
    PlatformVersion As IntPtr   ' CF_PLATFORM_INFO* out
) As Integer
End Function

' PlatformVersion : CF_PLATFORM_INFO* out
Declare PtrSafe Function CfGetPlatformInfo Lib "cldapi" ( _
    ByVal PlatformVersion As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CfGetPlatformInfo = ctypes.windll.cldapi.CfGetPlatformInfo
CfGetPlatformInfo.restype = ctypes.c_int
CfGetPlatformInfo.argtypes = [
    ctypes.c_void_p,  # PlatformVersion : CF_PLATFORM_INFO* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('cldapi.dll')
CfGetPlatformInfo = Fiddle::Function.new(
  lib['CfGetPlatformInfo'],
  [
    Fiddle::TYPE_VOIDP,  # PlatformVersion : CF_PLATFORM_INFO* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "cldapi")]
extern "system" {
    fn CfGetPlatformInfo(
        PlatformVersion: *mut CF_PLATFORM_INFO  // CF_PLATFORM_INFO* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("cldapi.dll")]
public static extern int CfGetPlatformInfo(IntPtr PlatformVersion);
"@
$api = Add-Type -MemberDefinition $sig -Name 'cldapi_CfGetPlatformInfo' -Namespace Win32 -PassThru
# $api::CfGetPlatformInfo(PlatformVersion)

#uselib "cldapi.dll"
#func global CfGetPlatformInfo "CfGetPlatformInfo" sptr
; CfGetPlatformInfo varptr(PlatformVersion)   ; 戻り値は stat
; PlatformVersion : CF_PLATFORM_INFO* 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。

#uselib "cldapi.dll"
#cfunc global CfGetPlatformInfo "CfGetPlatformInfo" var
; res = CfGetPlatformInfo(PlatformVersion)
; PlatformVersion : CF_PLATFORM_INFO* out -> "var"
; ※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。

; HRESULT CfGetPlatformInfo(CF_PLATFORM_INFO* PlatformVersion)
#uselib "cldapi.dll"
#cfunc global CfGetPlatformInfo "CfGetPlatformInfo" var
; res = CfGetPlatformInfo(PlatformVersion)
; PlatformVersion : CF_PLATFORM_INFO* out -> "var"
; ※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 (
	cldapi = windows.NewLazySystemDLL("cldapi.dll")
	procCfGetPlatformInfo = cldapi.NewProc("CfGetPlatformInfo")
)

// PlatformVersion (CF_PLATFORM_INFO* out)
r1, _, err := procCfGetPlatformInfo.Call(
	uintptr(PlatformVersion),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function CfGetPlatformInfo(
  PlatformVersion: Pointer   // CF_PLATFORM_INFO* out
): Integer; stdcall;
  external 'cldapi.dll' name 'CfGetPlatformInfo';

result := DllCall("cldapi\CfGetPlatformInfo"
    , "Ptr", PlatformVersion   ; CF_PLATFORM_INFO* out
    , "Int")   ; return: HRESULT

●CfGetPlatformInfo(PlatformVersion) = DLL("cldapi.dll", "int CfGetPlatformInfo(void*)")
# 呼び出し: CfGetPlatformInfo(PlatformVersion)
# PlatformVersion : CF_PLATFORM_INFO* 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)。