1 #define SO_DEBUG 1 2 #define SO_REUSEADDR 2 3 #define SO_TYPE 3 4 #define SO_ERROR 4 5 #define SO_DONTROUTE 5 6 #define SO_BROADCAST 6 7 #define SO_SNDBUF 7 8 #define SO_RCVBUF 8 9 #define SO_KEEPALIVE 9 10 #define SO_OOBINLINE 10 11 #define SO_NO_CHECK 11 12 #define SO_PRIORITY 12 13 #define SO_LINGER 13 14 #define SO_BSDCOMPAT 14 15 #define SO_REUSEPORT 15 16 #define SO_RCVLOWAT 16 17 #define SO_SNDLOWAT 17 18 #define SO_RCVTIMEO 18 19 #define SO_SNDTIMEO 19 20 #define SO_PASSCRED 20 21 #define SO_PEERCRED 21 22 #define SO_ACCEPTCONN 30 23 #define SO_PEERSEC 31 24 #define SO_SNDBUFFORCE 32 25 #define SO_RCVBUFFORCE 33 26 #define SO_PROTOCOL 38 27 #define SO_DOMAIN 39 28