mmioCreateChunk

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

DWORD mmioCreateChunk(
    HMMIO hmmio,
    MMCKINFO* pmmcki,
    DWORD fuCreate
);

<DllImport("WINMM.dll", ExactSpelling:=True)>
Public Shared Function mmioCreateChunk(
    hmmio As IntPtr,   ' HMMIO
    pmmcki As IntPtr,   ' MMCKINFO*
    fuCreate As UInteger   ' DWORD
) As UInteger
End Function

' hmmio : HMMIO
' pmmcki : MMCKINFO*
' fuCreate : DWORD
Declare PtrSafe Function mmioCreateChunk Lib "winmm" ( _
    ByVal hmmio As LongPtr, _
    ByVal pmmcki As LongPtr, _
    ByVal fuCreate 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

mmioCreateChunk = ctypes.windll.winmm.mmioCreateChunk
mmioCreateChunk.restype = wintypes.DWORD
mmioCreateChunk.argtypes = [
    wintypes.HANDLE,  # hmmio : HMMIO
    ctypes.c_void_p,  # pmmcki : MMCKINFO*
    wintypes.DWORD,  # fuCreate : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINMM.dll')
mmioCreateChunk = Fiddle::Function.new(
  lib['mmioCreateChunk'],
  [
    Fiddle::TYPE_VOIDP,  # hmmio : HMMIO
    Fiddle::TYPE_VOIDP,  # pmmcki : MMCKINFO*
    -Fiddle::TYPE_INT,  # fuCreate : DWORD
  ],
  -Fiddle::TYPE_INT)

#[link(name = "winmm")]
extern "system" {
    fn mmioCreateChunk(
        hmmio: *mut core::ffi::c_void,  // HMMIO
        pmmcki: *mut MMCKINFO,  // MMCKINFO*
        fuCreate: u32  // DWORD
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WINMM.dll")]
public static extern uint mmioCreateChunk(IntPtr hmmio, IntPtr pmmcki, uint fuCreate);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINMM_mmioCreateChunk' -Namespace Win32 -PassThru
# $api::mmioCreateChunk(hmmio, pmmcki, fuCreate)

#uselib "WINMM.dll"
#func global mmioCreateChunk "mmioCreateChunk" sptr, sptr, sptr
; mmioCreateChunk hmmio, varptr(pmmcki), fuCreate   ; 戻り値は stat
; hmmio : HMMIO -> "sptr"
; pmmcki : MMCKINFO* -> "sptr"
; fuCreate : DWORD -> "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 "WINMM.dll"
#cfunc global mmioCreateChunk "mmioCreateChunk" sptr, var, int
; res = mmioCreateChunk(hmmio, pmmcki, fuCreate)
; hmmio : HMMIO -> "sptr"
; pmmcki : MMCKINFO* -> "var"
; fuCreate : DWORD -> "int"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; DWORD mmioCreateChunk(HMMIO hmmio, MMCKINFO* pmmcki, DWORD fuCreate)
#uselib "WINMM.dll"
#cfunc global mmioCreateChunk "mmioCreateChunk" intptr, var, int
; res = mmioCreateChunk(hmmio, pmmcki, fuCreate)
; hmmio : HMMIO -> "intptr"
; pmmcki : MMCKINFO* -> "var"
; fuCreate : DWORD -> "int"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

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

var (
	winmm = windows.NewLazySystemDLL("WINMM.dll")
	procmmioCreateChunk = winmm.NewProc("mmioCreateChunk")
)

// hmmio (HMMIO), pmmcki (MMCKINFO*), fuCreate (DWORD)
r1, _, err := procmmioCreateChunk.Call(
	uintptr(hmmio),
	uintptr(pmmcki),
	uintptr(fuCreate),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function mmioCreateChunk(
  hmmio: THandle;   // HMMIO
  pmmcki: Pointer;   // MMCKINFO*
  fuCreate: DWORD   // DWORD
): DWORD; stdcall;
  external 'WINMM.dll' name 'mmioCreateChunk';

result := DllCall("WINMM\mmioCreateChunk"
    , "Ptr", hmmio   ; HMMIO
    , "Ptr", pmmcki   ; MMCKINFO*
    , "UInt", fuCreate   ; DWORD
    , "UInt")   ; return: DWORD

●mmioCreateChunk(hmmio, pmmcki, fuCreate) = DLL("WINMM.dll", "dword mmioCreateChunk(void*, void*, dword)")
# 呼び出し: mmioCreateChunk(hmmio, pmmcki, fuCreate)
# hmmio : HMMIO -> "void*"
# pmmcki : MMCKINFO* -> "void*"
# fuCreate : DWORD -> "dword"
# 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)。