From mboxrd@z Thu Jan  1 00:00:00 1970
From: Geoff Collyer <geoff@collyer.net>
To: 9fans@cse.psu.edu
Subject: Re: [9fans] bidirectional pipes
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Date: Thu,  2 May 2002 14:55:04 -0700
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A reason to close one direction of a pipe is if the program
at the other end of the pipe is a filter (think "ssh system command")
and you need it to see EOF before you can be sure of getting
all its output back in the other direction.