csh(1) on FreeBSD
The text 6bc1b05e6da4, as FreeBSD 13.0-RELEASE, FreeBSD 12.2-RELEASE, FreeBSD 11.4-RELEASE shipped it.
C shell with file name completion and command line editing
Flags it lists
-
--help -
--version -
-Dname -
-F -
-V -
-X -
-b -
-c -
-d -
-e -
-f -
-i -
-l -
-m -
-n -
-q -
-s -
-t -
-v -
-x -
-y