Package ksh

The Original ATT Korn Shell

http://www.kornshell.com/

KSH-93 is the most recent version of the KornShell by David Korn of
AT&T Bell Laboratories.
KornShell is a shell programming language, which is upward compatible
with "sh" (the Bourne Shell).

General Commands
Command Description
ksh KornShell, a standard/restricted command and programming language