bug#44664: 28.0.50; troubles with some chars in term

[Eli Zaretskii]

> Date: Thu, 19 Nov 2020 19:53:02 +0300
> From: Jean Louis <bugs@gnu.support>
> Cc: larsi@gnus.org, schwab@linux-m68k.org, 44664@debbugs.gnu.org
> 
> If I do following with X or with -nw:
> 
> $ export TERM=eterm
> 
> then I can use terminal and the line is not disappearing, it is black
> white but it works well. In that case arrows do not work, but I can
> use jk instead and other keys.
> 
> Does that maybe mean that some color control sequences are not handled
> correctly?

Could be.  Are colors the only difference between eterm and
eterm-color?