Index: auth.c
===================================================================
--- auth.c	(revision 306)
+++ auth.c	(working copy)
@@ -22,7 +22,7 @@
  *           Frederique Aurouet	
  */
 
-#if defined( __FreeBSD__) || defined(_DARWIN)
+#if defined( __FreeBSD__) || defined(__DARWIN)
 #include <sys/types.h>
 #endif
 #include <stdlib.h>
Index: call.cpp
===================================================================
--- call.cpp	(revision 306)
+++ call.cpp	(working copy)
@@ -1812,6 +1812,7 @@
           if (cseq != NULL) {
             sprintf(L_param, "%s%s ACK\n", L_param, cseq);
           }
+		  sprintf(L_param, "%s%s", L_param, "Max-Forwards: 70\n");
           sprintf(L_param, "%s%s", L_param, "Contact: <sip:[local_ip]:[local_port];transport=[transport]>\n");
           sprintf(L_param, "%s%s", L_param, "Content-Length: 0\n\n");
           sendBuffer(createSendingMessage((char*)(L_param),-1));
@@ -1827,6 +1828,7 @@
           if (cseq != NULL) {
             sprintf(L_param, "%s%s BYE\n", L_param, compute_cseq(src_recv));
           }
+		  sprintf(L_param, "%s%s", L_param, "Max-Forwards: 70\n");
           sprintf(L_param, "%s%s", L_param,  "Contact: <sip:[local_ip]:[local_port];transport=[transport]>\n");
           sprintf(L_param, "%s%s", L_param,  "Content-Length: 0\n\n");
           sendBuffer(createSendingMessage((char*)(L_param),-1));
@@ -1838,6 +1840,7 @@
           sprintf(L_param, "%s%s", L_param, "[last_To]\n");
           sprintf(L_param, "%s%s", L_param, "Call-ID: [call_id]\n");
           sprintf(L_param, "%sCSeq: 1 CANCEL\n", L_param);
+		  sprintf(L_param, "%s%s", L_param, "Max-Forwards: 70\n");
           sprintf(L_param, "%s%s", L_param, "Contact: <sip:[local_ip]:[local_port];transport=[transport]>\n");
           sprintf(L_param, "%s%s", L_param, "Content-Length: 0\n\n");
           sendBuffer(createSendingMessage((char*)(L_param),-2));
@@ -1868,6 +1871,7 @@
       if (cseq != NULL) {
         sprintf(L_param, "%s%s BYE\n", L_param, compute_cseq(src_recv));
       }
+	  sprintf(L_param, "%s%s", L_param, "Max-Forwards: 70\n");
       sprintf(L_param, "%s%s", L_param,  "Contact: <sip:[local_ip]:[local_port];transport=[transport]>\n");
       sprintf(L_param, "%s%s", L_param,  "Content-Length: 0\n\n");
       sendBuffer(createSendingMessage((char*)(L_param),-1));