lessecho(1) on FreeBSD
The text cb4c0c51a27b, as FreeBSD 8.2-RELEASE, FreeBSD 8.1-RELEASE, FreeBSD 8.0-RELEASE, FreeBSD 7.4-RELEASE shipped it.
expand metacharacters
Flags it lists
-
-a -
-cx -
-dn -
-ex -
-fn -
-mx -
-nn -
-ox -
-pn