#define SOCK_DGRAM 2
#define SOCK_RAW 3
#define SO_DEBUG 0x0001
#define SO_ACCEPTCONN 0x0002
#define SO_REUSEADDR 0x0004
#define SO_KEEPALIVE 0x0008
#define SO_DONTROUTE 0x0010
#define SO_BROADCAST 0x0020
#define SO_USELOOPBACK 0x0040
#define SO_LINGER 0x0080
#define SO_OOBINLINE 0x0100
#define SO_REUSEPORT 0x0200
#define SO_SNDBUF 0x1001
#define SO_RCVBUF 0x1002
#define SO_SNDLOWAT 0x1003
#define SO_RCVLOWAT 0x1004
#define SO_SNDTIMEO 0x1005
#define SO_RCVTIMEO 0x1006
#define SO_ERROR 0x1007
#define SO_TYPE 0x1008
#define AF_INET 2
#define _SYS_SOCKET_H_