GETENV(3V) — C LIBRARY FUNCTIONS
NAME
getenv − return value for environment name
SYNOPSIS
#include <stdlib.h>
char ∗getenv(name)
char ∗name;
DESCRIPTION
getenv() searches the environment list (see environ(5V)) for a string of the form name=value, and returns a pointer to the string value if such a string is present. Otherwise, getenv() returns NULL.
RETURN VALUES
On success, getenv() returns a pointer to a string containing the value for the specified name. If the specified name cannot be found, it returns NULL.
SEE ALSO
environ(5V), execve(2V), putenv(3)
Solbourne Computer, Inc. — 13 Dec 1990