DeleteSecurityPackageW

// SECUR32.dll  (Unicode / -W)
#include <windows.h>

HRESULT DeleteSecurityPackageW(
    LPWSTR pszPackageName
);

<DllImport("SECUR32.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function DeleteSecurityPackageW(
    <MarshalAs(UnmanagedType.LPWStr)> pszPackageName As String   ' LPWSTR
) As Integer
End Function

' pszPackageName : LPWSTR
Declare PtrSafe Function DeleteSecurityPackageW Lib "secur32" ( _
    ByVal pszPackageName As LongPtr) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

DeleteSecurityPackageW = ctypes.windll.secur32.DeleteSecurityPackageW
DeleteSecurityPackageW.restype = ctypes.c_int
DeleteSecurityPackageW.argtypes = [
    wintypes.LPCWSTR,  # pszPackageName : LPWSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SECUR32.dll')
DeleteSecurityPackageW = Fiddle::Function.new(
  lib['DeleteSecurityPackageW'],
  [
    Fiddle::TYPE_VOIDP,  # pszPackageName : LPWSTR
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "secur32")]
extern "system" {
    fn DeleteSecurityPackageW(
        pszPackageName: *mut u16  // LPWSTR
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("SECUR32.dll", CharSet = CharSet.Unicode)]
public static extern int DeleteSecurityPackageW([MarshalAs(UnmanagedType.LPWStr)] string pszPackageName);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SECUR32_DeleteSecurityPackageW' -Namespace Win32 -PassThru
# $api::DeleteSecurityPackageW(pszPackageName)

#uselib "SECUR32.dll"
#func global DeleteSecurityPackageW "DeleteSecurityPackageW" wptr
; DeleteSecurityPackageW pszPackageName   ; 戻り値は stat
; pszPackageName : LPWSTR -> "wptr"
; ※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 "SECUR32.dll"
#cfunc global DeleteSecurityPackageW "DeleteSecurityPackageW" wstr
; res = DeleteSecurityPackageW(pszPackageName)
; pszPackageName : LPWSTR -> "wstr"

; HRESULT DeleteSecurityPackageW(LPWSTR pszPackageName)
#uselib "SECUR32.dll"
#cfunc global DeleteSecurityPackageW "DeleteSecurityPackageW" wstr
; res = DeleteSecurityPackageW(pszPackageName)
; pszPackageName : LPWSTR -> "wstr"

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

var (
	secur32 = windows.NewLazySystemDLL("SECUR32.dll")
	procDeleteSecurityPackageW = secur32.NewProc("DeleteSecurityPackageW")
)

// pszPackageName (LPWSTR)
r1, _, err := procDeleteSecurityPackageW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszPackageName))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function DeleteSecurityPackageW(
  pszPackageName: PWideChar   // LPWSTR
): Integer; stdcall;
  external 'SECUR32.dll' name 'DeleteSecurityPackageW';

result := DllCall("SECUR32\DeleteSecurityPackageW"
    , "WStr", pszPackageName   ; LPWSTR
    , "Int")   ; return: HRESULT

●DeleteSecurityPackageW(pszPackageName) = DLL("SECUR32.dll", "int DeleteSecurityPackageW(char*)")
# 呼び出し: DeleteSecurityPackageW(pszPackageName)
# pszPackageName : LPWSTR -> "char*"
# 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。