GetDisplayAutoRotationPreferences

// USER32.dll
#include <windows.h>

BOOL GetDisplayAutoRotationPreferences(
    ORIENTATION_PREFERENCE* pOrientation
);

<DllImport("USER32.dll", ExactSpelling:=True)>
Public Shared Function GetDisplayAutoRotationPreferences(
    <Out> ByRef pOrientation As Integer   ' ORIENTATION_PREFERENCE* out
) As Boolean
End Function

' pOrientation : ORIENTATION_PREFERENCE* out
Declare PtrSafe Function GetDisplayAutoRotationPreferences Lib "user32" ( _
    ByRef pOrientation 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

GetDisplayAutoRotationPreferences = ctypes.windll.user32.GetDisplayAutoRotationPreferences
GetDisplayAutoRotationPreferences.restype = wintypes.BOOL
GetDisplayAutoRotationPreferences.argtypes = [
    ctypes.c_void_p,  # pOrientation : ORIENTATION_PREFERENCE* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('USER32.dll')
GetDisplayAutoRotationPreferences = Fiddle::Function.new(
  lib['GetDisplayAutoRotationPreferences'],
  [
    Fiddle::TYPE_VOIDP,  # pOrientation : ORIENTATION_PREFERENCE* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "user32")]
extern "system" {
    fn GetDisplayAutoRotationPreferences(
        pOrientation: *mut i32  // ORIENTATION_PREFERENCE* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("USER32.dll")]
public static extern bool GetDisplayAutoRotationPreferences(out int pOrientation);
"@
$api = Add-Type -MemberDefinition $sig -Name 'USER32_GetDisplayAutoRotationPreferences' -Namespace Win32 -PassThru
# $api::GetDisplayAutoRotationPreferences(pOrientation)

#uselib "USER32.dll"
#func global GetDisplayAutoRotationPreferences "GetDisplayAutoRotationPreferences" sptr
; GetDisplayAutoRotationPreferences pOrientation   ; 戻り値は stat
; pOrientation : ORIENTATION_PREFERENCE* out -> "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 "USER32.dll"
#cfunc global GetDisplayAutoRotationPreferences "GetDisplayAutoRotationPreferences" int
; res = GetDisplayAutoRotationPreferences(pOrientation)
; pOrientation : ORIENTATION_PREFERENCE* out -> "int"

; BOOL GetDisplayAutoRotationPreferences(ORIENTATION_PREFERENCE* pOrientation)
#uselib "USER32.dll"
#cfunc global GetDisplayAutoRotationPreferences "GetDisplayAutoRotationPreferences" int
; res = GetDisplayAutoRotationPreferences(pOrientation)
; pOrientation : ORIENTATION_PREFERENCE* out -> "int"

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

var (
	user32 = windows.NewLazySystemDLL("USER32.dll")
	procGetDisplayAutoRotationPreferences = user32.NewProc("GetDisplayAutoRotationPreferences")
)

// pOrientation (ORIENTATION_PREFERENCE* out)
r1, _, err := procGetDisplayAutoRotationPreferences.Call(
	uintptr(pOrientation),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function GetDisplayAutoRotationPreferences(
  pOrientation: Pointer   // ORIENTATION_PREFERENCE* out
): BOOL; stdcall;
  external 'USER32.dll' name 'GetDisplayAutoRotationPreferences';

result := DllCall("USER32\GetDisplayAutoRotationPreferences"
    , "Ptr", pOrientation   ; ORIENTATION_PREFERENCE* out
    , "Int")   ; return: BOOL

●GetDisplayAutoRotationPreferences(pOrientation) = DLL("USER32.dll", "bool GetDisplayAutoRotationPreferences(void*)")
# 呼び出し: GetDisplayAutoRotationPreferences(pOrientation)
# pOrientation : ORIENTATION_PREFERENCE* out -> "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)。