Importing mksh in base

[Lars Engels]

On Sat, Jan 26, 2019 at 03:26:34PM -0800, Simon J. Gerraty wrote:
> Gleb Popov <arrowd at freebsd.org> wrote:
> 
> > Are there FreeBSD users that are used to bash? If not, this proposal looks
> 
> ksh not bash.
> 
> I use bash when forced to (due to lack of ksh)
> I haven't used csh since '89 and I've been using BSD since '93
> 
> bapt sounds like mksh is derrived from pdksh, and looks well supported.

mksh is a fork of OpenBSD's pdksh. It was forked when a former OpenBSD
developer forked MirBSD from OpenBSD and is its standard shell. 
mksh is also the default shell on Android.