tcsh(1) on Linux
The text 074e318b865b, as Debian 10 (Buster), Debian 9 (Stretch) 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