Hi again,

> Can someone tell me what the exact version of luatex is in the
> minimals? (and what platform, esp. for failures)

Assuming it is the coroutines (and that seems likely) I
will try fix the problem on monday (no time today). Worst
case scenario for the solution I have in mind is that
coroutines will remain broken *only* on OpenBSD, and
everything else will go back to 'normal'.