< messaging > (mush) A MUA for Unix and MS-DOS . It has both line-mode and full-screen interfaces as well as a SunView interface.
mush provides a very powerful shell interface with a csh -like scripting language , plenty of environment variables , command-line aliases , filename completion , conditionals , and command piping .
z-mail is a more recent commercial version of mush.
Usenet newsgroup: news:comp.mail.mush .
(1996-02-26)