README: add OpenSSL exception

Network connections may use OpenSSL for TLS (as other libraries,
such as GNUTLS do not appear well-supported under Perl).  So
give this exception in case somebody needs TLS support for NNTP.

diff --git a/README b/README
index 965556fafb21ccf9d273ab6d7b1cd690a874ce57..8ae307a04332ee14f246d124fe92e8928c267fd7 100644 (file)
--- a/README
+++ b/README
@@ -163,3 +163,14 @@ GNU Affero General Public License for more details.
 
 You should have received a copy of the GNU Affero General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+Additional permission under GNU GPL version 3 section 7:
+
+    If you modify this program, or any covered work, by linking or
+    combining it with the OpenSSL project's OpenSSL library (or a
+    modified version of that library), containing parts covered by the
+    terms of the OpenSSL or SSLeay licenses, the copyright holder(s)
+    grants you additional permission to convey the resulting work.
+    Corresponding Source for a non-source form of such a combination
+    shall include the source code for the parts of OpenSSL used as well
+    as that of the covered work.