c -> environment vars

[Rob Tulloh]

jac at dobag.in-berlin.de (Joerg Conradt) writes:

>Hello world
>is it possible, that a c-programm changes shell (environment) variables?
>if yes, how?
>thanx Joerg

Well, in the man pages on both my RS/6000 and my ISC 386ix box is an entry for 
putenv() which is part of the standard library (libc). Have a look here
for the info you need.

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Rob Tulloh
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