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)