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.\" Generated from pam_getenv.c by gendoc.pl
.\" $Id: pam_getenv.c 648 2013-03-05 17:54:27Z des $
.Dd September 12, 2014
.Dt PAM_GETENV 3
.Os
.Sh NAME
.Nm pam_getenv
.Nd retrieve the value of a PAM environment variable
.Sh LIBRARY
.Lb libpam
.Sh SYNOPSIS
.In sys/types.h
.In security/pam_appl.h
.Ft "const char *"
.Fn pam_getenv "pam_handle_t *pamh" "const char *name"
.Sh DESCRIPTION
The
.Fn pam_getenv
function returns the value of an environment variable.
Its semantics are similar to those of
.Xr getenv 3 ,
but it accesses the PAM
context's environment list instead of the application's.
.Pp
.Sh RETURN VALUES
The
.Fn pam_getenv
function returns
.Dv NULL
on failure.
.Sh SEE ALSO
.Xr getenv 3 ,
.Xr pam 3 ,
.Xr pam_getenvlist 3 ,
.Xr pam_putenv 3 ,
.Xr pam_setenv 3
.Sh STANDARDS
.Rs
.%T "X/Open Single Sign-On Service (XSSO) - Pluggable Authentication Modules"
.%D "June 1997"
.Re
.Sh AUTHORS
The
.Fn pam_getenv
function and this manual page were
developed for the
.Fx
Project by ThinkSec AS and Network Associates Laboratories, the
Security Research Division of Network Associates, Inc.\& under
DARPA/SPAWAR contract N66001-01-C-8035
.Pq Dq CBOSS ,
as part of the DARPA CHATS research program.
.Pp
The OpenPAM library is maintained by
.An Dag-Erling Sm\(/orgrav Aq des@des.no .
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