win32metadata/generation/WinSDK/manual/Globalization.cs

namespace Windows.Win32.Globalization
{
    public static partial class Apis
    {
        public const int LANG_SYSTEM_DEFAULT = 2048; // (MAKELANGID(LANG_NEUTRAL, SUBLANG_SYS_DEFAULT))
        public const int LANG_USER_DEFAULT = 1024; // (MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT))
        public const uint LOCALE_SYSTEM_DEFAULT = 2048; // (MAKELCID(LANG_SYSTEM_DEFAULT, SORT_DEFAULT))
        public const uint LOCALE_USER_DEFAULT  = 1024; // (MAKELCID(LANG_USER_DEFAULT, SORT_DEFAULT))
    }
}