diff -up Linux-PAM-1.1.8/modules/pam_userdb/pam_userdb.8.xml.dbsuffix Linux-PAM-1.1.8/modules/pam_userdb/pam_userdb.8.xml

--- Linux-PAM-1.1.8/modules/pam_userdb/pam_userdb.8.xml.dbsuffix	2013-06-18 16:11:21.000000000 +0200

+++ Linux-PAM-1.1.8/modules/pam_userdb/pam_userdb.8.xml	2014-09-10 16:28:19.916678273 +0200

@@ -89,7 +89,8 @@

             Use the <filename>/path/database</filename> database for

             performing lookup. There is no default; the module will

             return <emphasis remap='B'>PAM_IGNORE</emphasis> if no

-            database is provided.

+            database is provided. Note that the path to the database file

+            should be specified without the <filename>.db</filename> suffix.

           </para>

         </listitem>

       </varlistentry>

@@ -260,7 +261,7 @@

   <refsect1 id='pam_userdb-examples'>

     <title>EXAMPLES</title>

     <programlisting>

-auth  sufficient pam_userdb.so icase db=/etc/dbtest.db

+auth  sufficient pam_userdb.so icase db=/etc/dbtest

     </programlisting>

   </refsect1>