GETENV(3)           Linux Programmer's Manual           GETENV(3)

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)

GNU                       April 3, 1993                         1