*** ns-allinone-3.12.1.orig/ns-3.12.1/src/internet/model/ipv4-raw-socket-impl.cc	Wed May 25 21:42:27 2011
--- ns-allinone-3.12.1/ns-3.12.1/src/internet/model/ipv4-raw-socket-impl.cc	Wed Aug 31 16:17:43 2011
***************
*** 1,5 ****
--- 1,7 ----
  /* -*-  Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
  #include <netinet/in.h>
+ #include <sys/socket.h>
+ #include <sys/types.h>
  #include "ipv4-raw-socket-impl.h"
  #include "ipv4-l3-protocol.h"
  #include "icmpv4.h"
*** ns-allinone-3.12.1.orig/ns-3.12.1/src/internet/model/ipv6-raw-socket-impl.cc	Wed May 25 21:42:27 2011
--- ns-allinone-3.12.1/ns-3.12.1/src/internet/model/ipv6-raw-socket-impl.cc	Wed Aug 31 16:18:49 2011
***************
*** 19,24 ****
--- 19,26 ----
   */
  
  #include <netinet/in.h>
+ #include <sys/socket.h>
+ #include <sys/types.h>
  #include "ns3/inet6-socket-address.h"
  #include "ns3/node.h"
  #include "ns3/packet.h"
*** ns-allinone-3.12.1.orig/ns-3.12.1/src/spectrum/model/spectrum-value.cc	Wed May 25 21:42:28 2011
--- ns-allinone-3.12.1/ns-3.12.1/src/spectrum/model/spectrum-value.cc	Wed Aug 31 16:27:52 2011
***************
*** 23,28 ****
--- 23,31 ----
  #include <math.h>
  #include <ns3/log.h>
  
+ #ifdef __FreeBSD__
+ #define log2(x) (log(x)/M_LN2)
+ #endif
  
  
  NS_LOG_COMPONENT_DEFINE ("SpectrumValue");
*** ns-allinone-3.12.1.orig/ns-3.12.1/src/lte/model/amc-module.cc	Wed May 25 21:42:27 2011
--- ns-allinone-3.12.1/ns-3.12.1/src/lte/model/amc-module.cc	Wed Aug 31 16:31:35 2011
***************
*** 23,28 ****
--- 23,32 ----
  #include <ns3/log.h>
  #include <math.h>
  
+ #ifdef __FreeBSD__
+ #define log2(x) (log(x)/M_LN2)
+ #endif
+ 
  NS_LOG_COMPONENT_DEFINE ("AmcModule");
  
  namespace ns3 {
*** ns-allinone-3.12.1.orig/ns-3.12.1/src/internet/test/ipv4-raw-test.cc	Wed May 25 21:42:27 2011
--- ns-allinone-3.12.1/ns-3.12.1/src/internet/test/ipv4-raw-test.cc	Wed Aug 31 16:33:49 2011
***************
*** 44,49 ****
--- 44,51 ----
  #include <string>
  #include <limits>
  #include <netinet/in.h>
+ #include <sys/socket.h>
+ #include <sys/types.h>
  namespace ns3 {
  
  static void
--- ns-allinone-3.12.1.orig/ns-3.12.1/src/spectrum/test/spectrum-ideal-phy-test.cc	2011-08-27 21:36:05.000000000 +0100
+++ ns-allinone-3.12.1/ns-3.12.1/src/spectrum/test/spectrum-ideal-phy-test.cc	2011-09-02 17:55:09.000000000 +0100
@@ -49,6 +49,10 @@
 #include <ns3/on-off-helper.h>
 #include <ns3/config.h>
 
+#ifdef __FreeBSD__
+#define log2(x) (log(x)/M_LN2)
+#endif
+
 NS_LOG_COMPONENT_DEFINE ("SpectrumIdealPhyTest");
 
 namespace ns3 {
--- ns-allinone-3.12.1.orig/ns-3.12.1/src/spectrum/examples/adhoc-aloha-ideal-phy-matrix-propagation-loss-model.cc	2011-08-27 21:36:05.000000000 +0100
+++ ns-allinone-3.12.1/ns-3.12.1/src/spectrum/examples/adhoc-aloha-ideal-phy-matrix-propagation-loss-model.cc	2011-09-02 18:01:16.000000000 +0100
@@ -40,6 +40,10 @@
 #include <ns3/applications-module.h>
 #include <ns3/adhoc-aloha-noack-ideal-phy-helper.h>
 
+#ifdef __FreeBSD__
+#define log2(x) (log(x)/M_LN2)
+#endif
+
 NS_LOG_COMPONENT_DEFINE ("TestAdhocOfdmAloha");
 
 using namespace ns3;
--- ns-allinone-3.12.1/ns-3.12.1/src/core/model/system-path.cc  2011-08-27 21:36:05.000000000 +0100
+++ ns-allinone-3.12.1/ns-3.12.1/src/core/model/system-path.cc  2011-09-07 14:09:22.000000000 +0100
@@ -20,6 +20,11 @@
 #include <mach-o/dyld.h>
 #endif /* __APPLE__ */
 
+#ifdef __FreeBSD__
+#include <sys/types.h>
+#include <sys/sysctl.h>
+#endif
+
 
 #if defined (__win32__)
 #define SYSTEM_PATH_SEP "\\"
@@ -110,6 +115,20 @@
     filename = buffer;
     free (buffer);
   } 
+#elif defined (__FreeBSD__)
+  {
+    int     mib[4];
+    size_t  bufSize = 1024;
+    char   *buf = (char *) malloc(bufSize);
+
+    mib[0] = CTL_KERN;
+    mib[1] = KERN_PROC;
+    mib[2] = KERN_PROC_PATHNAME;
+    mib[3] = -1;
+
+    sysctl(mib, 4, buf, &bufSize, NULL, 0);
+    filename = buf;
+  }
 #endif
     return Dirname (filename);
 }