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-[[!meta copyright="Copyright © 2010 Free Software Foundation, Inc."]]
+[[!meta copyright="Copyright © 2010, 2011 Free Software Foundation, Inc."]]
[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable
id="license" text="Permission is granted to copy, distribute and/or modify this
@@ -11,6 +11,7 @@ License|/fdl]]."]]"""]]
A *file descriptor* is a [[concept]] of [[UNIX]], and represents a
non-[[persistent|persistency]] handle to an object (a file, for example). With
respect to specific aspects, it is comparable to a [[capability]].
+This is detailed in {{$capability#wikipedia_capability-based_security}}.
In a GNU Hurd system, the concept of file descriptors is based on object
handles (through [[Mach ports|microkernel/mach/port]]), and is [[implemented in