fix off-by-one in dup2

[Yaakov (Cygwin/X)]

On 2013-10-15 17:34, Christopher Faylor wrote:
> On Tue, Oct 15, 2013 at 03:45:08PM -0500, Yaakov (Cygwin/X) wrote:
>> On 2013-10-15 09:06, Christopher Faylor wrote:
>>> Sorry for the delay in responding.  I was investigating if setdtablesize
>>> should set an errno on error but it is difficult to say if it should
>>> since it seems not to be a POSIX or Linux.
>>
>> Did you see <http://man7.org/linux/man-pages/man2/getdtablesize.2.html>?
>
> How does that help with setdtablesize?

Never mind, it seems I misread your message.


Yaakov