[B<-ndays n>]
[B<-resp_key_id>]
[B<-nrequest n>]
+[B<-md5|-sha1|...>]
=head1 DESCRIPTION
is checked to see it is not older than B<age> seconds old. By default this additional
check is not performed.
+=item B<-md5|-sha1|-sha256|-ripemod160|...>
+
+this option sets digest algorithm to use for certificate identification
+in the OCSP request. By default SHA-1 is used.
+
=back
=head1 OCSP SERVER OPTIONS