> So I stepped onto the SA_USERTRAMP signal flag which is
> only set in compat/sunos/sunos_misc.c but never used
> because the signal delivery code in m68k/sunos_machdep.c
> knows for itself how to deliver signals.
> 
> Is there a reason to leave it in the code?


No, this symbol can be GC'ed (it was used when the signal delivery
code was shared with the sunos compat code).

-pk