Yaakov Selkowitz writes:
> Good catch.  OTOH, we were only skipping the 'cygwin' dep in setup.hint
> because of an issue with deptree ordering of postinstall scripts.  Given
> the recent changes to postinstall handling in setup, is there any reason
> we can't just stop ignoring the cygwin dep?

I'm not aware that this would have changed the dependency order.  Doing
this would probably require to postpone base package deps in general.
I'll have to do some things in setup to re-instate the possibility of
pruning an installation in unattended mode.  I'll have a look, but can't
promise I'll have enough time to get to the dependency issue.  Here's a
patch to fix that instance in cygport instead: