xar(1) on macOS
The text 8dff2d533df9, as macOS 10.14.3, macOS 10.14.2, macOS 10.14.1, macOS 10.14 shipped it.
eXtensible ARchiver
Flags it lists
-
--coalesce-heap -
--compression -
--compression-args -
--distribution -
--dump-header -
--dump-toc -
--exclude -
--extract-subdoc -
--file-cksum -
--keep-existing -
--keep-setuid -
--link-same -
--list-subdocs -
--no-compress -
--prop-exclude -
--prop-include -
--rsize -
--toc-cksum -
-C -
-P -
-a -
-j -
-k -
-l -
-p -
-s -
-v -
-z