mtree(8) on macOS
The text 6d9290980137, as macOS 12.5, macOS 12.4, macOS 12.3, macOS 12.2, macOS 12.1, macOS 12.0.1, macOS 11.5, macOS 11.4, macOS 11.3 shipped it.
map a directory hierarchy
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-w -
-x