Silence some warnings (unused variables) when HAVE_NETPLAYDISCOVERY

is not defined

network/netplay/netplay_discovery.c

@@ -75,15 +75,21 @@ struct ad_packet
 struct netplay_room *netplay_room_list = NULL;
 int netplay_room_count                 = 0;
 
+#ifdef HAVE_NETPLAYDISCOVERY
 /* TODO/FIXME - static globals */
+
 /* LAN discovery sockets */
 static int lan_ad_server_fd            = -1;
 static int lan_ad_client_fd            = -1;
+
 /* Packet buffer for advertisement and responses */
 static struct ad_packet ad_packet_buffer;
+
 /* List of discovered hosts */
 static struct netplay_host_list discovered_hosts;
+
 static size_t discovered_hosts_allocated;
+#endif
 
 #ifdef HAVE_SOCKET_LEGACY
 
@@ -169,7 +175,8 @@ static bool netplay_lan_ad_client(void)
 
          }
 #endif
-         else continue;
+         else
+            continue;
 
          /* Allocate space for it */
          if (discovered_hosts.size >= discovered_hosts_allocated)