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 environ- ment, or NULL if there is no match.

CONFORMING TO SVr4, POSIX.1-2001, 4.3BSD, C89

SEE ALSO clearenv(3), putenv(3), setenv(3), unsetenv(3), environ(7)

GNU 1993-04-03 GETENV(3)