RemoveLogPolicy

// clfsw32.dll
#include <windows.h>

BOOL RemoveLogPolicy(
    HANDLE hLog,
    CLFS_MGMT_POLICY_TYPE ePolicyType
);

<DllImport("clfsw32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function RemoveLogPolicy(
    hLog As IntPtr,   ' HANDLE
    ePolicyType As Integer   ' CLFS_MGMT_POLICY_TYPE
) As Boolean
End Function

' hLog : HANDLE
' ePolicyType : CLFS_MGMT_POLICY_TYPE
Declare PtrSafe Function RemoveLogPolicy Lib "clfsw32" ( _
    ByVal hLog As LongPtr, _
    ByVal ePolicyType As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

RemoveLogPolicy = ctypes.windll.clfsw32.RemoveLogPolicy
RemoveLogPolicy.restype = wintypes.BOOL
RemoveLogPolicy.argtypes = [
    wintypes.HANDLE,  # hLog : HANDLE
    ctypes.c_int,  # ePolicyType : CLFS_MGMT_POLICY_TYPE
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('clfsw32.dll')
RemoveLogPolicy = Fiddle::Function.new(
  lib['RemoveLogPolicy'],
  [
    Fiddle::TYPE_VOIDP,  # hLog : HANDLE
    Fiddle::TYPE_INT,  # ePolicyType : CLFS_MGMT_POLICY_TYPE
  ],
  Fiddle::TYPE_INT)

#[link(name = "clfsw32")]
extern "system" {
    fn RemoveLogPolicy(
        hLog: *mut core::ffi::c_void,  // HANDLE
        ePolicyType: i32  // CLFS_MGMT_POLICY_TYPE
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("clfsw32.dll", SetLastError = true)]
public static extern bool RemoveLogPolicy(IntPtr hLog, int ePolicyType);
"@
$api = Add-Type -MemberDefinition $sig -Name 'clfsw32_RemoveLogPolicy' -Namespace Win32 -PassThru
# $api::RemoveLogPolicy(hLog, ePolicyType)

#uselib "clfsw32.dll"
#func global RemoveLogPolicy "RemoveLogPolicy" sptr, sptr
; RemoveLogPolicy hLog, ePolicyType   ; 戻り値は stat
; hLog : HANDLE -> "sptr"
; ePolicyType : CLFS_MGMT_POLICY_TYPE -> "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 "clfsw32.dll"
#cfunc global RemoveLogPolicy "RemoveLogPolicy" sptr, int
; res = RemoveLogPolicy(hLog, ePolicyType)
; hLog : HANDLE -> "sptr"
; ePolicyType : CLFS_MGMT_POLICY_TYPE -> "int"

; BOOL RemoveLogPolicy(HANDLE hLog, CLFS_MGMT_POLICY_TYPE ePolicyType)
#uselib "clfsw32.dll"
#cfunc global RemoveLogPolicy "RemoveLogPolicy" intptr, int
; res = RemoveLogPolicy(hLog, ePolicyType)
; hLog : HANDLE -> "intptr"
; ePolicyType : CLFS_MGMT_POLICY_TYPE -> "int"

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

var (
	clfsw32 = windows.NewLazySystemDLL("clfsw32.dll")
	procRemoveLogPolicy = clfsw32.NewProc("RemoveLogPolicy")
)

// hLog (HANDLE), ePolicyType (CLFS_MGMT_POLICY_TYPE)
r1, _, err := procRemoveLogPolicy.Call(
	uintptr(hLog),
	uintptr(ePolicyType),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function RemoveLogPolicy(
  hLog: THandle;   // HANDLE
  ePolicyType: Integer   // CLFS_MGMT_POLICY_TYPE
): BOOL; stdcall;
  external 'clfsw32.dll' name 'RemoveLogPolicy';

result := DllCall("clfsw32\RemoveLogPolicy"
    , "Ptr", hLog   ; HANDLE
    , "Int", ePolicyType   ; CLFS_MGMT_POLICY_TYPE
    , "Int")   ; return: BOOL

●RemoveLogPolicy(hLog, ePolicyType) = DLL("clfsw32.dll", "bool RemoveLogPolicy(void*, int)")
# 呼び出し: RemoveLogPolicy(hLog, ePolicyType)
# hLog : HANDLE -> "void*"
# ePolicyType : CLFS_MGMT_POLICY_TYPE -> "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)。