extract(1) on Linux
The text 6f503fee79fd, as Debian 6.0 (Squeeze), Debian 5.0 (Lenny) shipped it.
determine meta-information about a file
Flags it lists
-
-B -
-H -
-L -
-V -
-a -
-b -
-d -
-f -
-g -
-h -
-n -
-r -
-s -
-v