ntsec-patch16 (and some other)

[Corinna Vinschen]

Corinna Vinschen wrote:
> [...]
> At least, I have made many changes to the ntsec code:

I forgot to mention a simple but important detail of the changes:

- chown and chmod only change the ACEs that are related to the
  user, group and other entries. Each other entry remains unchanged.

Regards,
Corinna