e2fsck(8) on Linux
The text f6d74316b4e7, as Debian 1.1 (Buzz) shipped it.
check a Linux second extended file system
Flags it lists
-
-B -
-F -
-L -
-V -
-a -
-b -
-c -
-d -
-f -
-l -
-n -
-p -
-r -
-t -
-v -
-y