RpcNsGroupDeleteA

// RPCNS4.dll  (ANSI / -A)
#include <windows.h>

RPC_STATUS RpcNsGroupDeleteA(
    GROUP_NAME_SYNTAX GroupNameSyntax,
    LPSTR GroupName   // optional
);

<DllImport("RPCNS4.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function RpcNsGroupDeleteA(
    GroupNameSyntax As UInteger,   ' GROUP_NAME_SYNTAX
    <MarshalAs(UnmanagedType.LPStr)> GroupName As String   ' LPSTR optional
) As Integer
End Function

' GroupNameSyntax : GROUP_NAME_SYNTAX
' GroupName : LPSTR optional
Declare PtrSafe Function RpcNsGroupDeleteA Lib "rpcns4" ( _
    ByVal GroupNameSyntax As Long, _
    ByVal GroupName As String) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

RpcNsGroupDeleteA = ctypes.windll.rpcns4.RpcNsGroupDeleteA
RpcNsGroupDeleteA.restype = ctypes.c_int
RpcNsGroupDeleteA.argtypes = [
    wintypes.DWORD,  # GroupNameSyntax : GROUP_NAME_SYNTAX
    wintypes.LPCSTR,  # GroupName : LPSTR optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('RPCNS4.dll')
RpcNsGroupDeleteA = Fiddle::Function.new(
  lib['RpcNsGroupDeleteA'],
  [
    -Fiddle::TYPE_INT,  # GroupNameSyntax : GROUP_NAME_SYNTAX
    Fiddle::TYPE_VOIDP,  # GroupName : LPSTR optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "rpcns4")]
extern "system" {
    fn RpcNsGroupDeleteA(
        GroupNameSyntax: u32,  // GROUP_NAME_SYNTAX
        GroupName: *mut u8  // LPSTR optional
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("RPCNS4.dll", CharSet = CharSet.Ansi)]
public static extern int RpcNsGroupDeleteA(uint GroupNameSyntax, [MarshalAs(UnmanagedType.LPStr)] string GroupName);
"@
$api = Add-Type -MemberDefinition $sig -Name 'RPCNS4_RpcNsGroupDeleteA' -Namespace Win32 -PassThru
# $api::RpcNsGroupDeleteA(GroupNameSyntax, GroupName)

#uselib "RPCNS4.dll"
#func global RpcNsGroupDeleteA "RpcNsGroupDeleteA" sptr, sptr
; RpcNsGroupDeleteA GroupNameSyntax, GroupName   ; 戻り値は stat
; GroupNameSyntax : GROUP_NAME_SYNTAX -> "sptr"
; GroupName : LPSTR optional -> "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 "RPCNS4.dll"
#cfunc global RpcNsGroupDeleteA "RpcNsGroupDeleteA" int, str
; res = RpcNsGroupDeleteA(GroupNameSyntax, GroupName)
; GroupNameSyntax : GROUP_NAME_SYNTAX -> "int"
; GroupName : LPSTR optional -> "str"

; RPC_STATUS RpcNsGroupDeleteA(GROUP_NAME_SYNTAX GroupNameSyntax, LPSTR GroupName)
#uselib "RPCNS4.dll"
#cfunc global RpcNsGroupDeleteA "RpcNsGroupDeleteA" int, str
; res = RpcNsGroupDeleteA(GroupNameSyntax, GroupName)
; GroupNameSyntax : GROUP_NAME_SYNTAX -> "int"
; GroupName : LPSTR optional -> "str"

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

var (
	rpcns4 = windows.NewLazySystemDLL("RPCNS4.dll")
	procRpcNsGroupDeleteA = rpcns4.NewProc("RpcNsGroupDeleteA")
)

// GroupNameSyntax (GROUP_NAME_SYNTAX), GroupName (LPSTR optional)
r1, _, err := procRpcNsGroupDeleteA.Call(
	uintptr(GroupNameSyntax),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(GroupName))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // RPC_STATUS

function RpcNsGroupDeleteA(
  GroupNameSyntax: DWORD;   // GROUP_NAME_SYNTAX
  GroupName: PAnsiChar   // LPSTR optional
): Integer; stdcall;
  external 'RPCNS4.dll' name 'RpcNsGroupDeleteA';

result := DllCall("RPCNS4\RpcNsGroupDeleteA"
    , "UInt", GroupNameSyntax   ; GROUP_NAME_SYNTAX
    , "AStr", GroupName   ; LPSTR optional
    , "Int")   ; return: RPC_STATUS

●RpcNsGroupDeleteA(GroupNameSyntax, GroupName) = DLL("RPCNS4.dll", "int RpcNsGroupDeleteA(dword, char*)")
# 呼び出し: RpcNsGroupDeleteA(GroupNameSyntax, GroupName)
# GroupNameSyntax : GROUP_NAME_SYNTAX -> "dword"
# GroupName : LPSTR optional -> "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)。