Comment # 25 on bug 1012282 from Dr. Werner Fink

And what does

  ls -l /usr/bin/emacs*

show?  The file /usr/bin/emacs is a script which starts the real emacs, like
emacs-nox or emacs-x11 or emacs-gtk.

Beside this

  XAUTHLOCALHOSTNAME=linux-jmqj

... no local hostname configured ... OK not required

  SHLVL=2

how this? Is this KDE specific?

  XAUTHORITY=/tmp/xauth-1000-_0

�h? Is this also KDE specific?  IMHO the users Xauthority file belongs to
his/her HOME directory

  HOME=/home/gre

it seems that

  WINDOWMANAGER=/usr/bin/startkde

ignores the standard