December 21, 2007 PAM_PUTENV 3

### NAME

pam_putenv - set the value of an environment variable

### LIBRARY

### SYNOPSIS

```int` pam_putenv(```pam_handle_t *pamh``, const char *namevalue`)

### DESCRIPTION

The pam_putenv function sets a environment variable. Its semantics are similar to those of putenv(3), but it modifies the PAM context's environment list instead of the application's.

### RETURN VALUES

The pam_putenv function returns one of the following values:

[```PAM_BUF_ERR`]
  Memory buffer error.

[```PAM_SYSTEM_ERR`]
  System error.

### SEE ALSO

pam(3), pam_getenv(3), pam_getenvlist(3), pam_setenv(3), pam_strerror(3), putenv(3)

### STANDARDS

### AUTHORS

The pam_putenv 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.