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<refentry xmlns="http://docbook.org/ns/docbook" version="5.0" xml:id="pam_getenv">
<refmeta>
<refentrytitle>pam_getenv</refentrytitle>
<manvolnum>3</manvolnum>
<refmiscinfo class="source">Linux-PAM</refmiscinfo>
<refmiscinfo class="manual">Linux-PAM Manual</refmiscinfo>
</refmeta>
<refnamediv xml:id="pam_getenv-name">
<refname>pam_getenv</refname>
<refpurpose>get a PAM environment variable</refpurpose>
</refnamediv>
<!-- body begins here -->
<refsynopsisdiv>
<funcsynopsis xml:id="pam_getenv-synopsis">
<funcsynopsisinfo>#include <security/pam_appl.h></funcsynopsisinfo>
<funcprototype>
<funcdef>const char *<function>pam_getenv</function></funcdef>
<paramdef>pam_handle_t *<parameter>pamh</parameter></paramdef>
<paramdef>const char *<parameter>name</parameter></paramdef>
</funcprototype>
</funcsynopsis>
</refsynopsisdiv>
<refsect1 xml:id="pam_getenv-description">
<title>DESCRIPTION</title>
<para>
The <function>pam_getenv</function> function searches the
PAM environment list as associated with the handle
<emphasis>pamh</emphasis> for an item that matches the string
pointed to by <emphasis>name</emphasis> and returns a pointer
to the value of the environment variable. The application is
not allowed to free the data.
</para>
</refsect1>
<refsect1 xml:id="pam_getenv-return_values">
<title>RETURN VALUES</title>
<para>
The <function>pam_getenv</function> function returns NULL
on failure.
</para>
</refsect1>
<refsect1 xml:id="pam_getenv-see_also">
<title>SEE ALSO</title>
<para>
<citerefentry>
<refentrytitle>pam_start</refentrytitle><manvolnum>3</manvolnum>
</citerefentry>,
<citerefentry>
<refentrytitle>pam_getenvlist</refentrytitle><manvolnum>3</manvolnum>
</citerefentry>,
<citerefentry>
<refentrytitle>pam_putenv</refentrytitle><manvolnum>3</manvolnum>
</citerefentry>,
<citerefentry>
<refentrytitle>pam</refentrytitle><manvolnum>8</manvolnum>
</citerefentry>
</para>
</refsect1>
</refentry>
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