On 25 May 2024, at 12:49, Jonathan Gray <jsg at jsg.id.au> wrote: > in some v7ish distributions: unisoft, xenix, nu machine, venix? In Xenix 286 I have “fond” memories of some characters being inverted in curses so you had your windows (if you drew them) looking weird. I had an #ifdef in my code to flip the characters… Arrigo