ushort udp_xsum; /* Checksum */
} IP_t;
+#define IP_OFFS 0x1fff /* ip offset *= 8 */
+#define IP_FLAGS 0xe000 /* first 3 bits */
+#define IP_FLAGS_RES 0x8000 /* reserved */
+#define IP_FLAGS_DFRAG 0x4000 /* don't fragments */
+#define IP_FLAGS_MFRAG 0x2000 /* more fragments */
+
#define IP_HDR_SIZE_NO_UDP (sizeof (IP_t) - 8)
#define IP_HDR_SIZE (sizeof (IP_t))