network: use numeric_limits for OFFSET_MAX instead of hardcoded constant

src/network/model/byte-tag-list.cc

@@ -21,10 +21,11 @@
 #include "ns3/log.h"
 #include <vector>
 #include <cstring>
+#include <limits>
 
 #define USE_FREE_LIST 1
 #define FREE_LIST_SIZE 1000
-#define OFFSET_MAX (2147483647)
+#define OFFSET_MAX (std::numeric_limits<int32_t>::max ())
 
 namespace ns3 {