AF_INET
PF_INET
AF_INET6
PF_INET6
AF_LINK
PF_LINK
AF_LOCAL
PF_LOCAL
AF_UNIX
PF_UNIX
AF_MAX
AF_UNSPEC
PF_UNSPEC
AF_ROUTE
PF_ROUTE

AI_CANONNAME
AI_FQDN
AI_NUMERICHOST
AI_NUMERICSERV
AI_PASSIVE

IPPROTO_ICMP
IPPROTO_IP
IPPROTO_IPV6
IPPROTO_RAW
IPPROTO_TCP
IPPROTO_UDP

MSG_BCAST
MSG_CTRUNC
MSG_DONTROUTE
MSG_DONTWAIT
MSG_EOR
MSG_MCAST
MSG_NOSIGNAL
MSG_OOB
MSG_PEEK
MSG_TRUNC
MSG_WAITALL

NI_DGRAM
NI_MAXHOST
NI_MAXSERV
NI_NAMEREQD
NI_NOFQDN
NI_NUMERICHOST
NI_NUMERICSERV

SHUT_RD
SHUT_WR
SHUT_RDWR

SO_BINDANY
SO_BROADCAST
SO_DEBUG
SO_DONTROUTE
SO_ERROR
SO_KEEPALIVE
SO_LINGER
SO_OOBINLINE
SO_PEERCRED
SO_RCVBUF
SO_RCVLOWAT
SO_RCVTIMEO
SO_REUSEADDR
SO_REUSEPORT
SO_RTABLE
SO_SNDBUF
SO_SNDLOWAT
SO_SNDTIMEO
SO_SPLICE
SO_TIMESTAMP
SO_TYPE

SOCK_DGRAM
SOCK_RAW
SOCK_SEQPACKET
SOCK_STREAM

SOL_SOCKET