<s>
The	O
AtheOS	B-Application
file	I-Application
system	I-Application
(	O
AFS	O
)	O
was	O
originally	O
used	O
in	O
the	O
AtheOS	B-Application
operating	B-General_Concept
system	I-General_Concept
under	O
MBR	B-Device
partition	B-Application
ID	I-Application
,	O
and	O
is	O
now	O
a	O
part	O
of	O
the	O
Syllable	B-Application
and	O
the	O
Syllable-based	O
Wave	O
OS	O
operating	B-General_Concept
system	I-General_Concept
.	O
</s>
<s>
AFS	O
started	O
with	O
exactly	O
the	O
same	O
data	B-General_Concept
structures	I-General_Concept
as	O
the	O
Be	B-Language
File	I-Language
System	I-Language
,	O
BFS	O
,	O
and	O
extended	O
its	O
feature	O
set	O
in	O
many	O
ways	O
.	O
</s>
<s>
As	O
such	O
,	O
AFS	O
is	O
a	O
64-bit	O
journaled	O
file	B-Application
system	I-Application
with	O
support	O
for	O
file	O
attributes	O
.	O
</s>
