failure.
When building its own certificate chain, an OpenSSL client/server will
-try to fill in missing certificates from B<CAfile>/B<CApath>.
+try to fill in missing certificates from B<CAfile>/B<CApath>, if the
+certificate chain was not explicitely specified (see
+L<SSL_CTX_add_extra_chain_cert(3)|SSL_CTX_add_extra_chain_cert(3)>,
+L<SSL_CTX_use_certificate(3)|SSL_CTX_use_certificate(3)>.
=head1 WARNINGS
L<ssl(3)|ssl(3)>,
L<SSL_CTX_set_client_CA_list(3)|SSL_CTX_set_client_CA_list(3)>,
-L<SSL_get_client_CA_list(3)|SSL_get_client_CA_list(3)>
+L<SSL_get_client_CA_list(3)|SSL_get_client_CA_list(3)>,
+L<SSL_CTX_use_certificate(3)|SSL_CTX_use_certificate(3)>,
+L<SSL_CTX_add_extra_chain_cert(3)|SSL_CTX_add_extra_chain_cert(3)>
+
=cut