1 files changed, 4 insertions, 2 deletions
diff --git a/src/line.h b/src/line.h
index adfa0e4..216712a 100644
--- a/src/line.h
+++ b/src/line.h
@@ -12,8 +12,7 @@
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
 #ifndef _LINE_H
@@ -71,6 +70,9 @@ public:
 	bool		refer_supported;
 	
 	t_call_info();
+	t_call_info(const t_call_info&);
+	t_call_info& operator=(const t_call_info&);
+
 	void clear(void);
 	
 	// Get the from display name to show to the user.