HlinkGoForward

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

HRESULT HlinkGoForward(
    IUnknown* pUnk
);

<DllImport("urlmon.dll", ExactSpelling:=True)>
Public Shared Function HlinkGoForward(
    pUnk As IntPtr   ' IUnknown*
) As Integer
End Function

' pUnk : IUnknown*
Declare PtrSafe Function HlinkGoForward Lib "urlmon" ( _
    ByVal pUnk 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

HlinkGoForward = ctypes.windll.urlmon.HlinkGoForward
HlinkGoForward.restype = ctypes.c_int
HlinkGoForward.argtypes = [
    ctypes.c_void_p,  # pUnk : IUnknown*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('urlmon.dll')
HlinkGoForward = Fiddle::Function.new(
  lib['HlinkGoForward'],
  [
    Fiddle::TYPE_VOIDP,  # pUnk : IUnknown*
  ],
  Fiddle::TYPE_INT)

#[link(name = "urlmon")]
extern "system" {
    fn HlinkGoForward(
        pUnk: *mut core::ffi::c_void  // IUnknown*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("urlmon.dll")]
public static extern int HlinkGoForward(IntPtr pUnk);
"@
$api = Add-Type -MemberDefinition $sig -Name 'urlmon_HlinkGoForward' -Namespace Win32 -PassThru
# $api::HlinkGoForward(pUnk)

#uselib "urlmon.dll"
#func global HlinkGoForward "HlinkGoForward" sptr
; HlinkGoForward pUnk   ; 戻り値は stat
; pUnk : IUnknown* -> "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 "urlmon.dll"
#cfunc global HlinkGoForward "HlinkGoForward" sptr
; res = HlinkGoForward(pUnk)
; pUnk : IUnknown* -> "sptr"

; HRESULT HlinkGoForward(IUnknown* pUnk)
#uselib "urlmon.dll"
#cfunc global HlinkGoForward "HlinkGoForward" intptr
; res = HlinkGoForward(pUnk)
; pUnk : IUnknown* -> "intptr"

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

var (
	urlmon = windows.NewLazySystemDLL("urlmon.dll")
	procHlinkGoForward = urlmon.NewProc("HlinkGoForward")
)

// pUnk (IUnknown*)
r1, _, err := procHlinkGoForward.Call(
	uintptr(pUnk),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function HlinkGoForward(
  pUnk: Pointer   // IUnknown*
): Integer; stdcall;
  external 'urlmon.dll' name 'HlinkGoForward';

result := DllCall("urlmon\HlinkGoForward"
    , "Ptr", pUnk   ; IUnknown*
    , "Int")   ; return: HRESULT

●HlinkGoForward(pUnk) = DLL("urlmon.dll", "int HlinkGoForward(void*)")
# 呼び出し: HlinkGoForward(pUnk)
# pUnk : IUnknown* -> "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)。