start vanilla xemacs
split window horizontally (C-x 3)
drag the modeline up and then a bit down (preferably move diagonally
(say 7 o'clock)
what I see at the 'T-junction' is:
hitting C-l updates the display and yields:
This is Solaris with CDE but the same happens on Linux with XFree86.
Something similar happens when you drag the vertical divider.
--
Gunnar Evermann
Natural Language Systems Group, University of Hamburg
EMail: Gunnar.Evermann(a)nats.informatik.uni-hamburg.de