ResUtilGetCoreGroup

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

HGROUP ResUtilGetCoreGroup(
    HCLUSTER hCluster
);

<DllImport("RESUTILS.dll", ExactSpelling:=True)>
Public Shared Function ResUtilGetCoreGroup(
    hCluster As IntPtr   ' HCLUSTER
) As IntPtr
End Function

' hCluster : HCLUSTER
Declare PtrSafe Function ResUtilGetCoreGroup Lib "resutils" ( _
    ByVal hCluster As LongPtr) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

ResUtilGetCoreGroup = ctypes.windll.resutils.ResUtilGetCoreGroup
ResUtilGetCoreGroup.restype = ctypes.c_ssize_t
ResUtilGetCoreGroup.argtypes = [
    ctypes.c_ssize_t,  # hCluster : HCLUSTER
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('RESUTILS.dll')
ResUtilGetCoreGroup = Fiddle::Function.new(
  lib['ResUtilGetCoreGroup'],
  [
    Fiddle::TYPE_INTPTR_T,  # hCluster : HCLUSTER
  ],
  Fiddle::TYPE_INTPTR_T)

#[link(name = "resutils")]
extern "system" {
    fn ResUtilGetCoreGroup(
        hCluster: isize  // HCLUSTER
    ) -> isize;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("RESUTILS.dll")]
public static extern IntPtr ResUtilGetCoreGroup(IntPtr hCluster);
"@
$api = Add-Type -MemberDefinition $sig -Name 'RESUTILS_ResUtilGetCoreGroup' -Namespace Win32 -PassThru
# $api::ResUtilGetCoreGroup(hCluster)

#uselib "RESUTILS.dll"
#func global ResUtilGetCoreGroup "ResUtilGetCoreGroup" sptr
; ResUtilGetCoreGroup hCluster   ; 戻り値は stat
; hCluster : HCLUSTER -> "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 "RESUTILS.dll"
#cfunc global ResUtilGetCoreGroup "ResUtilGetCoreGroup" sptr
; res = ResUtilGetCoreGroup(hCluster)
; hCluster : HCLUSTER -> "sptr"

; HGROUP ResUtilGetCoreGroup(HCLUSTER hCluster)
#uselib "RESUTILS.dll"
#cfunc global ResUtilGetCoreGroup "ResUtilGetCoreGroup" intptr
; res = ResUtilGetCoreGroup(hCluster)
; hCluster : HCLUSTER -> "intptr"

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

var (
	resutils = windows.NewLazySystemDLL("RESUTILS.dll")
	procResUtilGetCoreGroup = resutils.NewProc("ResUtilGetCoreGroup")
)

// hCluster (HCLUSTER)
r1, _, err := procResUtilGetCoreGroup.Call(
	uintptr(hCluster),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HGROUP

function ResUtilGetCoreGroup(
  hCluster: NativeInt   // HCLUSTER
): NativeInt; stdcall;
  external 'RESUTILS.dll' name 'ResUtilGetCoreGroup';

result := DllCall("RESUTILS\ResUtilGetCoreGroup"
    , "Ptr", hCluster   ; HCLUSTER
    , "Ptr")   ; return: HGROUP

●ResUtilGetCoreGroup(hCluster) = DLL("RESUTILS.dll", "int ResUtilGetCoreGroup(int)")
# 呼び出し: ResUtilGetCoreGroup(hCluster)
# hCluster : HCLUSTER -> "int"
# 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)。