Finish 2020.2.1

communCOL3-TP1.c

-//           communCOL3.c
-//  dim. mars 24 06:35:44 2019
-//  Copyright  2019  pernelle
-//  <user@host>
-
-/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*-  */
-/*
- * lib.c
- * Copyright (C) 2019 Pernelle <philippe.pernelle@gmail.com>
- * 
- * col3 is free software: you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- * 
- * col3 is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the 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, see <http://www.gnu.org/licenses/>.
- */
-
 
 /*************************
-   Clash of L3 - 2019
+   Clash of L3 - 2020
     (ne pas modifier)
 **************************/
 
@@ -37,6 +13,7 @@
 #include <errno.h>
 #include <sys/socket.h>
 #include <netinet/in.h>
+#include <netdb.h>
 #include <arpa/inet.h>
 #include <pthread.h>
 #include <unistd.h>