PSUnregisterPropertySchema

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

HRESULT PSUnregisterPropertySchema(
    LPCWSTR pszPath
);

<DllImport("PROPSYS.dll", ExactSpelling:=True)>
Public Shared Function PSUnregisterPropertySchema(
    <MarshalAs(UnmanagedType.LPWStr)> pszPath As String   ' LPCWSTR
) As Integer
End Function

' pszPath : LPCWSTR
Declare PtrSafe Function PSUnregisterPropertySchema Lib "propsys" ( _
    ByVal pszPath 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

PSUnregisterPropertySchema = ctypes.windll.propsys.PSUnregisterPropertySchema
PSUnregisterPropertySchema.restype = ctypes.c_int
PSUnregisterPropertySchema.argtypes = [
    wintypes.LPCWSTR,  # pszPath : LPCWSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('PROPSYS.dll')
PSUnregisterPropertySchema = Fiddle::Function.new(
  lib['PSUnregisterPropertySchema'],
  [
    Fiddle::TYPE_VOIDP,  # pszPath : LPCWSTR
  ],
  Fiddle::TYPE_INT)

#[link(name = "propsys")]
extern "system" {
    fn PSUnregisterPropertySchema(
        pszPath: *const u16  // LPCWSTR
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("PROPSYS.dll")]
public static extern int PSUnregisterPropertySchema([MarshalAs(UnmanagedType.LPWStr)] string pszPath);
"@
$api = Add-Type -MemberDefinition $sig -Name 'PROPSYS_PSUnregisterPropertySchema' -Namespace Win32 -PassThru
# $api::PSUnregisterPropertySchema(pszPath)

#uselib "PROPSYS.dll"
#func global PSUnregisterPropertySchema "PSUnregisterPropertySchema" sptr
; PSUnregisterPropertySchema pszPath   ; 戻り値は stat
; pszPath : LPCWSTR -> "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 "PROPSYS.dll"
#cfunc global PSUnregisterPropertySchema "PSUnregisterPropertySchema" wstr
; res = PSUnregisterPropertySchema(pszPath)
; pszPath : LPCWSTR -> "wstr"

; HRESULT PSUnregisterPropertySchema(LPCWSTR pszPath)
#uselib "PROPSYS.dll"
#cfunc global PSUnregisterPropertySchema "PSUnregisterPropertySchema" wstr
; res = PSUnregisterPropertySchema(pszPath)
; pszPath : LPCWSTR -> "wstr"

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

var (
	propsys = windows.NewLazySystemDLL("PROPSYS.dll")
	procPSUnregisterPropertySchema = propsys.NewProc("PSUnregisterPropertySchema")
)

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

function PSUnregisterPropertySchema(
  pszPath: PWideChar   // LPCWSTR
): Integer; stdcall;
  external 'PROPSYS.dll' name 'PSUnregisterPropertySchema';

result := DllCall("PROPSYS\PSUnregisterPropertySchema"
    , "WStr", pszPath   ; LPCWSTR
    , "Int")   ; return: HRESULT

●PSUnregisterPropertySchema(pszPath) = DLL("PROPSYS.dll", "int PSUnregisterPropertySchema(char*)")
# 呼び出し: PSUnregisterPropertySchema(pszPath)
# pszPath : LPCWSTR -> "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)。