fsck_msdosfs(8) on FreeBSD
The text fb299c7d3240, as FreeBSD 7.0-RELEASE, FreeBSD 6.3-RELEASE, FreeBSD 6.2-RELEASE, FreeBSD 6.1-RELEASE, FreeBSD 6.0-RELEASE shipped it.
DOS/Windows (FAT) file system consistency checker
Flags it lists
-
-F -
-f -
-n -
-p -
-y