In article <3ccb178a$0$15595$626a54ce@news.free.fr>, "Mathias Calb�rac" <mcalberac@free.fr> writes:

> I am learning ada, and I enjoy ada programming, but I don't know how to use
> the OS commands  (example : Dir, cls commands).
> Is there any free package to do that ?

How about the documentation that came with your (unnamed) operating system ?

As to "Free", it probably came under the same terms as your license
for the operating system itself.