Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!samsung!sol.ctr.columbia.edu!cunixf.cc.columbia.edu!cubmol!ping
From: ping@cubmol.bio.columbia.edu (Shiping Zhang)
Newsgroups: comp.unix.shell
Subject: Re: Removing environment strings in C shell
Keywords: unset remove environment csh
Message-ID: <1991May11.030731.17795@cubmol.bio.columbia.edu>
Date: 11 May 91 03:07:31 GMT
References: <9105091222.aa05720@art-sy.detroit.mi.us>
Reply-To: ping@cubmol.bio.columbia.edu (Shiping Zhang)
Organization: Dept. of Biology, Columbia Univ., New York, NY
Lines: 18

In article <9105091222.aa05720@art-sy.detroit.mi.us> chap@art-sy.detroit.mi.us (j chapman flack) writes:
<In the Bourne shell, the sequence of commands
<
<     export KILLIT
<     unset  KILLIT
<
<will remove KILLIT from the shell's environment altogether.  The closest I
<can seem to come in the C shell is
<
<     setenv KILLIT ''
<
<which defines KILLIT to be the null string, but does not remove it.  Am I

What about
      unsetenv KILLIT
?

-ping