Language Ccpp Cref Man Getenv.htm

 <TITLE>getenv</TITLE>
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<h3>GETENV(3)           Linux Programmer's Manual           GETENV(3)
</h3>

<h3>NAME
</h3>       getenv - get an environment variable

<h3>SYNOPSIS
</h3>       #include &lt;stdlib.h&gt;

       char *getenv(const char *name);

<h3>DESCRIPTION
</h3>       The  getenv() function searches the environment list for a
       string that matches the string pointed to  by  name.   The
       strings are of the form name = value.

<h3>RETURN VALUE
</h3>       The  getenv()  function  returns a pointer to the value in
       the environment, or NULL if there is no match.

<h3>CONFORMING TO
</h3>       SVID 3, POSIX, BSD 4.3, ISO 9899

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<h3>SEE ALSO
</h3><p>
<a href=putenv.htm>putenv</a>, 
<a href=setenv.htm>setenv</a>, 
<a href=unsetenv.htm>unsetenv</a>, 
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<h3>GNU                       April 3, 1993                         1
</h3>


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