I was poking about on the internet looking for something entirely different, when I ran across this nugget: http://www.catb.org/~esr/writings/taoup/html/ch06s01.html#id2909954

Leslie -- openSUSE Leap 15.2 x86_64 Qt: 3.5.0 TDE: R14.0.9 tde-config: 1.0