8 socklen_t msg_controllen;
22 #define SOL_SOCKET 65535
25 #define SO_REUSEADDR 4
26 #define SO_TYPE 0x1008
27 #define SO_ERROR 0x1007
28 #define SO_DONTROUTE 16
29 #define SO_BROADCAST 32
30 #define SO_SNDBUF 0x1001
31 #define SO_RCVBUF 0x1002
32 #define SO_KEEPALIVE 8
33 #define SO_OOBINLINE 256
35 #define SO_NO_CHECK 11
36 #define SO_PRIORITY 12
38 #define SO_BSDCOMPAT 14
39 #define SO_REUSEPORT 512
40 #define SO_PASSCRED 17
41 #define SO_PEERCRED 18
42 #define SO_RCVLOWAT 0x1004
43 #define SO_SNDLOWAT 0x1003
44 #define SO_RCVTIMEO 0x1006
45 #define SO_SNDTIMEO 0x1005
47 #define SOCK_NONBLOCK 0200
48 #define SOCK_CLOEXEC 02000000