from README_port: ... The difficulty lies in the fact that it used a library called "Comred", which utilized the JSYS (system call) on Tops-20 that allowed fo

from README_port: ... The difficulty lies in the fact that it used a library called "Comred", which utilized the JSYS (system call) on Tops-20 that allowed for command completion in the standard way of that OS. So (as in the modern Dunnet), when you login tot he computer, you feel like you are on a Tops-20 computer. ...