>From: "Tim Pease" <tim.pe@gmail.com>
>Reply-To: ruby-t@ruby-lang.org
>To: ruby-t@ruby-lang.org (ruby-talk ML)
>Subject: Re: open4
>Date: Thu, 8 Mar 2007 23:30:59 +0900

>On 3/8/07, Hanan Mneimneh <hanan_mneim@hotmail.com> wrote:
>>Hello

>>I installed open4, but when i tried samples I got the following error:
>>uninitialized constant fcntl::F_SETFD. why???  please note that I am
>>working
>>on windows.
>>Thank in advance

>open4 will not work on Windows -- it is a Unix only library.For
>Windows there is popen4.

>http://rubyforge.org/projects/popen4/

>It does the same thing ... but for Windows.  Be forewarned that the
>possibility of blocking the program on a full pipe is very possible on
>the Windows platform. Ara and Tom Pollard had a good discussion about
>this last Thanksgiving.

>http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-core/9379

>Blessings,
>TwP