=item B<-passin password>
the input file password source. For more information about the format of B<arg>
-see the B<PASS PHRASE ARGUMENTS> section in L<openssl(1)|openssl(1)>.
+see the B<PASS PHRASE ARGUMENTS> section in L<openssl(1)>.
=item B<-challenge string>
=item B<-engine id>
-specifying an engine (by it's unique B<id> string) will cause B<req>
+specifying an engine (by its unique B<id> string) will cause B<spkac>
to attempt to obtain a functional reference to the specified engine,
thus initialising it if needed. The engine will then be set as the default
for all available algorithms.
=head1 SEE ALSO
-L<ca(1)|ca(1)>
+L<ca(1)>
=cut