December 21, 2007 PAM_GETENV 3

### NAME

pam_getenv - retrieve the value of a PAM environment variable

### LIBRARY

### SYNOPSIS

```const char *` pam_getenv(```pam_handle_t *pamh``, const char *name`)

### DESCRIPTION

The pam_getenv function returns the value of an environment variable. Its semantics are similar to those of getenv(3), but it accesses the PAM context's environment list instead of the application's.

### RETURN VALUES

The pam_getenv function returns ```NULL` on failure.

### SEE ALSO

getenv(3), pam(3), pam_getenvlist(3), pam_putenv(3), pam_setenv(3)

### STANDARDS

### AUTHORS

The pam_getenv function and this manual page were developed for the FreeBSD Project by ThinkSec AS and Network Associates Laboratories, the Security Research Division of Network Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 (``CBOSS''), as part of the DARPA CHATS research program.