Nuralanur / aol.com wrote:
> Dear all,
>  
> I am trying to use open3 on Windows XP (one-click installer).
> I get the following error message:
>  
> c:/ruby/lib/ruby/1.8/open3.rb:20:in `fork': the fork() function is  
> unimplemented on this machine (NotImplementedError)
> from  c:/ruby/lib/ruby/1.8/open3.rb:20:in `popen3'
>  
> On an earlier post to this error by somebody else about a year or so  ago,
> there was a recommendation to install win32-process. I have done that but  I
> keep getting this error.
>  
> Thank you for your help!
>  
> Best regards,
>  
> Axel 
>
>   
The open3 library that's included as part of Ruby's standard library 
will not work on MS Windows.  You'll need to install win32-open3, 
available on the RAA or RubyForge.

Regards,

Dan