$ ccl
Clozure Common Lisp Version 1.12.1 (v1.12.1) LinuxX8664
For more information about CCL, please see http://ccl.clozure.com.
CCL is free software. It is distributed under the terms of the Apache
Licence, Version 2.0.
? (ed)
> Error: This implementation doesn't provide a resident editor.
> While executing: ED, in process listener(1).
> Type :POP to abort, :R for a list of available restarts.
> Type :? for other options.
1 >