GETENV


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Section: Linux Programmer's Manual (3)
Updated: 1993-04-03
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NAME

getenv - get an environment variable  

SYNOPSIS

#include <stdlib.h>

char *getenv(const char *name);
 

DESCRIPTION

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.  

RETURN VALUE

The getenv() function returns a pointer to the value in the environment, or NULL if there is no match.  

CONFORMING TO

SVID 3, POSIX, BSD 4.3, ISO 9899  

SEE ALSO

putenv(3), setenv(3), unsetenv(3), environ(5)


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
CONFORMING TO
SEE ALSO

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