fsck_hfs(8) on macOS
The text 4197fa44fe9c, as Mac OS X 10.2.8.G5, Mac OS X 10.2.8, Mac OS X 10.2.7 shipped it.
HFS file system consistency check
Flags it lists
-
-d -
-f -
-g -
-m -
-n -
-p -
-q -
-r -
-y