Don't know if there was some less radical way to get around the problem. I needed to rename termmain. Mark S. Weiss says I can only speak for Version 6, since it is the only one I've ever used. In addition, I've only built console applications. All caps below indicate Menu names and dialog box titles.
Slashes indicate drilling down through menu choices and dialog boxes with names as indicated.
I make no claims that the below are the best instructions for using this tool, or even that they will work for everyone every time. They work for me. My philosophy with Microsoft's feature-bloated but powerful products is that once I've ended the suffering and found a way that works, I stick with it, no matter what. This opens the NEW dialog box. Click on the Workspaces tab.