V0.88 was produced on an HP9000/735 running HPUX 9.05 with X11R5.
(should work on HPUX 10.x)

V0.89 was produced on an HP 9000/785 running HPUX 10.20 with X11R5
(compiled with +DAportable)

HP-m68k binary was produced on an HP9000/4xx running HPUX 9.03 with X11R5
hp3xx binary was produced on an HP9000/380