OK, I have tried some of the things you all have mentioned and I
wanted you to see if it was looking right now. Still not getting it work,
but thought maybe you see progress :-).
Here it is (.procmailrc file):
MAILDIR = $HOME/newslist/mail
:0:
* ^(To|Cc):.*<procmail(_at_)informatik\(_dot_)rwth-aachen\(_dot_)de>
procmail-l
:0:
* ^(To|Cc):.*<webprog(_at_)list\(_dot_)cgibook\(_dot_)com>
webprog-l
:0:
* ^(To|Cc):.*<webdesign(_at_)list\(_dot_)webmonster\(_dot_)net>
webdesign-l
:0:
* ^(To|Cc):.*<webartists(_at_)list\(_dot_)webmonster\(_dot_)net>
webartists-l
:0:
* ^(To|Cc):.*<VISBAS-L(_at_)PEACH\(_dot_)EASE\(_dot_)LSOFT\(_dot_)COM>
visbas-l