fsck(8) on FreeBSD
The text ab74dcc7a872, as FreeBSD 5.5-RELEASE, FreeBSD 5.4-RELEASE, FreeBSD 5.3-RELEASE shipped it.
file system consistency check and interactive repair
Flags it lists
-
-B -
-F -
-T -
-d -
-f -
-n -
-p -
-t -
-v -
-y