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-rw-r--r--crypto/openssl/doc/apps/dhparam.pod8
1 files changed, 8 insertions, 0 deletions
diff --git a/crypto/openssl/doc/apps/dhparam.pod b/crypto/openssl/doc/apps/dhparam.pod
index ff8a6e5..c31db95 100644
--- a/crypto/openssl/doc/apps/dhparam.pod
+++ b/crypto/openssl/doc/apps/dhparam.pod
@@ -18,6 +18,7 @@ B<openssl dhparam>
[B<-2>]
[B<-5>]
[B<-rand> I<file(s)>]
+[B<-engine id>]
[I<numbits>]
=head1 DESCRIPTION
@@ -96,6 +97,13 @@ this option prints out the DH parameters in human readable form.
this option converts the parameters into C code. The parameters can then
be loaded by calling the B<get_dh>I<numbits>B<()> function.
+=item B<-engine id>
+
+specifying an engine (by it's unique B<id> string) will cause B<req>
+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.
+
=back
=head1 WARNINGS
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