mount(8) on macOS
The text 9a77e75d1730, as Mac OS X 10.1.5, Mac OS X 10.1.4, Mac OS X 10.1.3, Mac OS X 10.1.2, Mac OS X 10.1.1, Mac OS X 10.1 shipped it.
mount file systems
Flags it lists
-
-a -
-d -
-f -
-o -
-r -
-u -
-v -
-w