On 28 February 2013 23:02, Jeff Sickel <jas@corpus-callosum.com> wrote:

> that just removes the
> offending EBADF
>

it should generate EBADF for any bit set in any of the fd_sets when that
bit doesn't correspond to an open file descriptor.
the mistake was producing EBADF on a very specific condition associated
with an *open* file descriptor