FormatMessageW

pub extern "kernel32" fn FormatMessageW(
    dwFlags: DWORD,
    lpSource: ?LPCVOID,
    dwMessageId: Win32Error,
    dwLanguageId: DWORD,
    lpBuffer: LPWSTR,
    nSize: DWORD,
    Arguments: ?*va_list,
) callconv(.winapi) DWORD