GETENV
NAME SYNOPSIS DESCRIPTION RETURN VALUE CONFORMING TO SEE ALSO
getenv - get an environment variable
#include name);
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.
The getenv() function returns a pointer to the value in the environment, or NULL if there is no match.
SVID 3, POSIX, BSD 4.3, ISO 9899
putenv(3), setenv(3), unsetenv(3), environ(7)
7 pages link to getenv(3):