crontab(1) on macOS
The text 8ae756fc6fcb, as Mac OS X 10.5.8, Mac OS X 10.5.7, Mac OS X 10.5.6, Mac OS X 10.5.5, Mac OS X 10.5.4, Mac OS X 10.5.3, Mac OS X 10.5.2, Mac OS X 10.5.1, Mac OS X 10.5 shipped it.
maintain crontab files for individual users (V3)
Flags it lists
-
-e -
-l -
-r -
-u