This is to provide an Expect utility with a minimal dependency tree
for C-based projects. It also addresses some Tcl Expect design issues,
as perceived by me.
I've come to the conclusion that copyright mostly just stands in the way
of software development. In my jurisdiction I cannot give up my own
copyright and 0BSD seems to be the closest thing to public domain.
The updated mail address, also used in my author/committer lines,
is shorter and looks nicer. People rarely interact anyway.