Problem running Ctwm on CentOS 7.3.1611 [FALSE Alarm]

I wrote:

> My desktop machine on campus has been upgraded to CentOS 7. There's no rpm
> available, and I've tried the old and latest bzr versions of ctwm, both
> which compiled and start up OK. But when ctwm is running I see somthing
> I've never seen before: nothing displayed by ctwm can be removed. E.g. any
> menu that comes up stays up, no matter what I do. Likewise xterm windows.

Apologies this was a false alarm. I had the wrong entry in
    /usr/share/xsessions/ctwm.desktop

It invokved ctwm directly instead of a program that invoked ctwm at the end.

Fixed now.
Aaron