From a4b86694f8527ad77c53dc9dfc7823851252c50c Mon Sep 17 00:00:00 2001
From: Gabriel Ferreira <gabrielcarvfer@gmail.com>
Date: Wed, 10 Nov 2021 22:27:02 -0300
Subject: [PATCH] Missing headers and forward declarations

---
 examples/ipv6/test-ipv6.cc                 | 1 +
 examples/tutorial/fourth.cc                | 1 +
 src/internet-apps/examples/dhcp-example.cc | 1 +
 src/internet-apps/model/dhcp-server.h      | 1 +
 src/network/examples/main-packet-header.cc | 1 +
 src/network/examples/main-packet-tag.cc    | 1 +
 6 files changed, 6 insertions(+)

diff --git a/examples/ipv6/test-ipv6.cc b/examples/ipv6/test-ipv6.cc
index 84f0e9ac6..1ebf10c57 100644
--- a/examples/ipv6/test-ipv6.cc
+++ b/examples/ipv6/test-ipv6.cc
@@ -23,6 +23,7 @@
 #include "ns3/ipv6-address.h"
 #include "ns3/node.h"
 #include "ns3/mac48-address.h"
+#include "ns3/simulator.h"
 
 using namespace ns3;
 
diff --git a/examples/tutorial/fourth.cc b/examples/tutorial/fourth.cc
index 645141857..c8893de71 100644
--- a/examples/tutorial/fourth.cc
+++ b/examples/tutorial/fourth.cc
@@ -18,6 +18,7 @@
 #include "ns3/uinteger.h"
 #include "ns3/traced-value.h"
 #include "ns3/trace-source-accessor.h"
+#include "ns3/simulator.h"
 
 #include <iostream>
 
diff --git a/src/internet-apps/examples/dhcp-example.cc b/src/internet-apps/examples/dhcp-example.cc
index 4dd78b39f..c4d166fe9 100644
--- a/src/internet-apps/examples/dhcp-example.cc
+++ b/src/internet-apps/examples/dhcp-example.cc
@@ -55,6 +55,7 @@
  */
 
 #include "ns3/core-module.h"
+#include "ns3/network-module.h"
 #include "ns3/internet-apps-module.h"
 #include "ns3/csma-module.h"
 #include "ns3/internet-module.h"
diff --git a/src/internet-apps/model/dhcp-server.h b/src/internet-apps/model/dhcp-server.h
index e67d43921..50a653b17 100644
--- a/src/internet-apps/model/dhcp-server.h
+++ b/src/internet-apps/model/dhcp-server.h
@@ -32,6 +32,7 @@
 
 namespace ns3 {
 
+class InetSocketAddress;
 class Socket;
 class Packet;
 
diff --git a/src/network/examples/main-packet-header.cc b/src/network/examples/main-packet-header.cc
index 5f3afcf91..9df0f1c81 100644
--- a/src/network/examples/main-packet-header.cc
+++ b/src/network/examples/main-packet-header.cc
@@ -2,6 +2,7 @@
 #include "ns3/ptr.h"
 #include "ns3/packet.h"
 #include "ns3/header.h"
+#include "ns3/simulator.h"
 #include <iostream>
 
 using namespace ns3;
diff --git a/src/network/examples/main-packet-tag.cc b/src/network/examples/main-packet-tag.cc
index ecc3fd684..4fcf3dfb4 100644
--- a/src/network/examples/main-packet-tag.cc
+++ b/src/network/examples/main-packet-tag.cc
@@ -20,6 +20,7 @@
 #include "ns3/tag.h"
 #include "ns3/packet.h"
 #include "ns3/uinteger.h"
+#include "ns3/simulator.h"
 #include <iostream>
 
 using namespace ns3;