LoadCursorFromFileA

// USER32.dll  (ANSI / -A)
#include <windows.h>

HCURSOR LoadCursorFromFileA(
    LPCSTR lpFileName
);

<DllImport("USER32.dll", CharSet:=CharSet.Ansi, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function LoadCursorFromFileA(
    <MarshalAs(UnmanagedType.LPStr)> lpFileName As String   ' LPCSTR
) As IntPtr
End Function

' lpFileName : LPCSTR
Declare PtrSafe Function LoadCursorFromFileA Lib "user32" ( _
    ByVal lpFileName As String) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

LoadCursorFromFileA = ctypes.windll.user32.LoadCursorFromFileA
LoadCursorFromFileA.restype = ctypes.c_void_p
LoadCursorFromFileA.argtypes = [
    wintypes.LPCSTR,  # lpFileName : LPCSTR
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('USER32.dll')
LoadCursorFromFileA = Fiddle::Function.new(
  lib['LoadCursorFromFileA'],
  [
    Fiddle::TYPE_VOIDP,  # lpFileName : LPCSTR
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "user32")]
extern "system" {
    fn LoadCursorFromFileA(
        lpFileName: *const u8  // LPCSTR
    ) -> *mut core::ffi::c_void;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("USER32.dll", CharSet = CharSet.Ansi, SetLastError = true)]
public static extern IntPtr LoadCursorFromFileA([MarshalAs(UnmanagedType.LPStr)] string lpFileName);
"@
$api = Add-Type -MemberDefinition $sig -Name 'USER32_LoadCursorFromFileA' -Namespace Win32 -PassThru
# $api::LoadCursorFromFileA(lpFileName)

#uselib "USER32.dll"
#func global LoadCursorFromFileA "LoadCursorFromFileA" sptr
; LoadCursorFromFileA lpFileName   ; 戻り値は stat
; lpFileName : LPCSTR -> "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 LoadCursorFromFileA "LoadCursorFromFileA" str
; res = LoadCursorFromFileA(lpFileName)
; lpFileName : LPCSTR -> "str"

; HCURSOR LoadCursorFromFileA(LPCSTR lpFileName)
#uselib "USER32.dll"
#cfunc global LoadCursorFromFileA "LoadCursorFromFileA" str
; res = LoadCursorFromFileA(lpFileName)
; lpFileName : LPCSTR -> "str"

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

var (
	user32 = windows.NewLazySystemDLL("USER32.dll")
	procLoadCursorFromFileA = user32.NewProc("LoadCursorFromFileA")
)

// lpFileName (LPCSTR)
r1, _, err := procLoadCursorFromFileA.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(lpFileName))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HCURSOR

function LoadCursorFromFileA(
  lpFileName: PAnsiChar   // LPCSTR
): THandle; stdcall;
  external 'USER32.dll' name 'LoadCursorFromFileA';

result := DllCall("USER32\LoadCursorFromFileA"
    , "AStr", lpFileName   ; LPCSTR
    , "Ptr")   ; return: HCURSOR

●LoadCursorFromFileA(lpFileName) = DLL("USER32.dll", "void* LoadCursorFromFileA(char*)")
# 呼び出し: LoadCursorFromFileA(lpFileName)
# lpFileName : LPCSTR -> "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)。