As demonstrated here.
I don't have KDE on this system and I do not intend to. I have Gnome. Why do I need QT devel and how to remedy this without wasting a not needed resources?
supradeb:/usr/src/linux-2.6.7# ls -a
. CREDITS Makefile arch fs ipc mm security
.. Documentation README crypto include kernel net sound
COPYING MAINTAINERS REPORTING-BUGS drivers init lib scripts usr
supradeb:/usr/src/linux-2.6.7# make mrproper
supradeb:/usr/src/linux-2.6.7# make xconfig
* Unable to find the QT installation. Please make sure that the
* QT development package is correctly installed and the QTDIR
* environment variable is set to the correct location.
make: *** [scripts/kconfig/.tmp_qtcheck] Error 1
make: *** [xconfig] Error 2