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Date: Thu, 16 Dec 2004 20:29:11 -0800
From: Mitchell Blank Jr <mitch@sfgoth.com>
To: krishna <krishna.c@globaledgesoft.com>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: Significance of do ... while (0)
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krishna wrote:
>    Can any one explain the importance of do  ... while (0)

It's a standard C programming practice; more info is available from
your local search engine:
  http://www.google.com/search?lr=&c2coff=1&q=%22while%280%29%22

-Mitch