AF_UNSPEC
AF_LOCAL
AF_UNIX
AF_INET
AF_AX25
AF_IPX
AF_APPLETALK
AF_NETROM
AF_BRIDGE
AF_ATMPVC
AF_X25
AF_INET6
AF_ROSE
AF_DECnet
AF_NETBEUI
AF_SECURITY
AF_KEY
AF_NETLINK
AF_ROUTE
AF_PACKET
AF_ASH
AF_ECONET
AF_ATMSVC
AF_RDS
AF_SNA
AF_IRDA
AF_PPPOX
AF_WANPIPE
AF_LLC
AF_CAN
AF_TIPC
AF_BLUETOOTH
AF_IUCV
AF_RXRPC
AF_ISDN
AF_PHONET
AF_IEEE802154
AF_CAIF
AF_ALG
AF_NFC
AF_VSOCK