src/lib/ipv4.h in trema-0.1.3.2 vs src/lib/ipv4.h in trema-0.2.0

@@ -26,10 +26,27 @@
 
 #include <netinet/ip.h>
 #include "buffer.h"
 
 
-typedef struct iphdr ipv4_header_t;
+typedef struct  {
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+  unsigned int ihl:4;
+  unsigned int version:4;
+#elif __BYTE_ORDER == __BIG_ENDIAN
+  unsigned int version:4;
+  unsigned int ihl:4;
+#endif
+  u_int8_t tos;
+  u_int16_t tot_len;
+  u_int16_t id;
+  u_int16_t frag_off;
+  u_int8_t ttl;
+  u_int8_t protocol;
+  u_int16_t csum;
+  u_int32_t saddr;
+  u_int32_t daddr;
+} ipv4_header_t;
 
 
 #define IPV4_ADDRLEN 4