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From: gordon@osiris.cso.uiuc.edu (John Gordon)
Newsgroups: comp.lang.c
Subject: Re: Assignment in test: OK?
Message-ID: <1990Sep6.043408.28710@ux1.cso.uiuc.edu>
Date: 6 Sep 90 04:34:08 GMT
References: <1990Sep5.185451.25532@DRD.Com>
Sender: news@ux1.cso.uiuc.edu (News)
Organization: University of Illinois at Urbana
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	Well, 

		if((fp = fopen("file", "r")) == NULL)

	is very common.  I use it all the time.