#define IPPROTO_IP 0
#define IPPROTO_ICMP 1
#define IPPROTO_IGMP 2
#define IPPROTO_TCP 6
#define IPPROTO_UDP 17
#define IPPROTO_RAW 255
#define IPPROTO_MAX 256
#define IPPORT_RESERVED 1024
#define IPPORT_USERRESERVED 5000
#define INADDR_ANY
#define INADDR_BROADCAST
#define IN_CLASSA( i )
#define IN_CLASSA_NET 0x000000ff
#define IN_CLASSB( i )
#define IN_CLASSB_NET 0x0000ffff
#define IN_CLASSC( i )
#define IN_CLASSC_NET 0x00ffffff
#define IN_CLASSD( i )
#define IN_CLASSD_NET 0x0000000f
#define IN_MULTICAST( i )
#define INADDR_UNSPEC_GROUP
#define INADDR_ALLHOSTS_GROUP
#define INADDR_ALLRTRS_GROUP
#define INADDR_ALLRPTS_GROUP
#define INADDR_CARP_GROUP
#define INADDR_PFSYNC_GROUP
#define INADDR_ALLMDNS_GROUP
#define INADDR_MAX_LOCAL_GROUP
#define INADDR_LOOPBACK
#define IN_LOOPBACKNET 127