SSL_up_ref() increments the reference count for an
existing B<SSL> structure.
-SSL_dup() duplicates an existing B<SSL> structure into a new allocated one. All
+SSL_dup() duplicates an existing B<SSL> structure into a new allocated one
+or just increments the reference count if the connection is active. All
settings are inherited from the original B<SSL> structure. Dynamic data (i.e.
existing connection details) are not copied, the new B<SSL> is set into an
initial accept (server) or connect (client) state.