RtlDeleteFunctionTable

// KERNEL32.dll
#include <windows.h>

BOOLEAN RtlDeleteFunctionTable(
    IMAGE_RUNTIME_FUNCTION_ENTRY* FunctionTable
);

<DllImport("KERNEL32.dll", ExactSpelling:=True)>
Public Shared Function RtlDeleteFunctionTable(
    FunctionTable As IntPtr   ' IMAGE_RUNTIME_FUNCTION_ENTRY*
) As Byte
End Function

' FunctionTable : IMAGE_RUNTIME_FUNCTION_ENTRY*
Declare PtrSafe Function RtlDeleteFunctionTable Lib "kernel32" ( _
    ByVal FunctionTable As LongPtr) As Byte
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

RtlDeleteFunctionTable = ctypes.windll.kernel32.RtlDeleteFunctionTable
RtlDeleteFunctionTable.restype = ctypes.c_byte
RtlDeleteFunctionTable.argtypes = [
    ctypes.c_void_p,  # FunctionTable : IMAGE_RUNTIME_FUNCTION_ENTRY*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
RtlDeleteFunctionTable = Fiddle::Function.new(
  lib['RtlDeleteFunctionTable'],
  [
    Fiddle::TYPE_VOIDP,  # FunctionTable : IMAGE_RUNTIME_FUNCTION_ENTRY*
  ],
  Fiddle::TYPE_CHAR)

#[link(name = "kernel32")]
extern "system" {
    fn RtlDeleteFunctionTable(
        FunctionTable: *mut IMAGE_RUNTIME_FUNCTION_ENTRY  // IMAGE_RUNTIME_FUNCTION_ENTRY*
    ) -> u8;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNEL32.dll")]
public static extern byte RtlDeleteFunctionTable(IntPtr FunctionTable);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_RtlDeleteFunctionTable' -Namespace Win32 -PassThru
# $api::RtlDeleteFunctionTable(FunctionTable)

#uselib "KERNEL32.dll"
#func global RtlDeleteFunctionTable "RtlDeleteFunctionTable" sptr
; RtlDeleteFunctionTable varptr(FunctionTable)   ; 戻り値は stat
; FunctionTable : IMAGE_RUNTIME_FUNCTION_ENTRY* -> "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 "KERNEL32.dll"
#cfunc global RtlDeleteFunctionTable "RtlDeleteFunctionTable" var
; res = RtlDeleteFunctionTable(FunctionTable)
; FunctionTable : IMAGE_RUNTIME_FUNCTION_ENTRY* -> "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。

; BOOLEAN RtlDeleteFunctionTable(IMAGE_RUNTIME_FUNCTION_ENTRY* FunctionTable)
#uselib "KERNEL32.dll"
#cfunc global RtlDeleteFunctionTable "RtlDeleteFunctionTable" var
; res = RtlDeleteFunctionTable(FunctionTable)
; FunctionTable : IMAGE_RUNTIME_FUNCTION_ENTRY* -> "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 (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procRtlDeleteFunctionTable = kernel32.NewProc("RtlDeleteFunctionTable")
)

// FunctionTable (IMAGE_RUNTIME_FUNCTION_ENTRY*)
r1, _, err := procRtlDeleteFunctionTable.Call(
	uintptr(FunctionTable),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOLEAN

function RtlDeleteFunctionTable(
  FunctionTable: Pointer   // IMAGE_RUNTIME_FUNCTION_ENTRY*
): ByteBool; stdcall;
  external 'KERNEL32.dll' name 'RtlDeleteFunctionTable';

result := DllCall("KERNEL32\RtlDeleteFunctionTable"
    , "Ptr", FunctionTable   ; IMAGE_RUNTIME_FUNCTION_ENTRY*
    , "Char")   ; return: BOOLEAN

●RtlDeleteFunctionTable(FunctionTable) = DLL("KERNEL32.dll", "byte RtlDeleteFunctionTable(void*)")
# 呼び出し: RtlDeleteFunctionTable(FunctionTable)
# FunctionTable : IMAGE_RUNTIME_FUNCTION_ENTRY* -> "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)。