The mksh package provides the MirBSD Korn Shell, which is a small, fast, and reliable shell suitable for both scripting and interactive use.
Download (HTTP): https://mbsd.evolvis.org/MirOS/dist/mir/mksh/mksh-R59c.tgz
Ed (for 3 tests)
Install mksh by executing the following commands:
sh Build.sh -r
To test the results, issue ./mksh test.sh.
Now as the root user:
install -vDm755 mksh -t /usr/bin/ && install -vDm644 mksh.1 -t /usr/share/man/man1/
As the root user, update
/etc/shells to include the mksh
shell:
cat >> /etc/shells << "EOF"
/usr/bin/mksh
EOF