From:	Waldemar Schultz <schultz AT ma DOT tum DOT de>
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: getenv() question
Date:	Mon, 14 May 2001 10:47:51 +0200
Organization:	[posted via] Leibniz-Rechenzentrum, Muenchen (Germany)
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Eli Zaretskii schrieb:
> 
> On Mon, 14 May 2001, Rafal Maj wrote:
> 
> > how to check ammount of variables in environment, and get all of them ? Like
> > getenv() but when I don't now environment variable name.
> 
> Use the `environ' array.  It's NULL-terminated, like `argv', so you
> can walk it with a simple loop.
> 
> As an example, here's the source of DJGPP's implementation of
> `getenv':
<code snipped>

Thanks, and is there also a possibility of obtaining the 
available free space in environ (allocated size of environ)?

-- 
 Gruss Waldemar Schultz.         schultz AT ma DOT tum DOT de
 Technische Universität München, Zentrum Mathematik M1, D 80290 München
 Tel: +49 (0)89 2892 8226        FAX: +49 (0)89 2892 8228

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