Multiple user groups on a file

[Linux4life]

How can I set it up on my Fedora box thought?
Ivo

Rui Miguel Seabra wrote:
> On Wed, 2004-02-25 at 11:30 -0500, nphilipp at redhat.com wrote:
> 
>>Quoting Rui Miguel Seabra <rms at 1407.org>:
>>
>>>On Wed, 2004-02-25 at 16:08 +0100, Linux4life wrote:
>>>
>>>>is it possible have several different groups with different privileges
>>>>on a file on ext3 filesystem?
>>>
>>>Only if you have extended acls like those brought by SELinux, which
>>>Fedora Core 2 will include.
>>
>>You don't need SELinux for extattrs/ACLs, it's vice versa -- SELinux uses
>>extattrs to label files.
> 
> 
> Yes, you're right.
> 
> Rui
>