* xlat/addrfams.in: add fallback definitions for constants.
-AF_UNSPEC
-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_IB
-AF_MPLS
-AF_CAN
-AF_TIPC
-AF_BLUETOOTH
-AF_IUCV
-AF_RXRPC
-AF_ISDN
-AF_PHONET
-AF_IEEE802154
-AF_CAIF
-AF_ALG
-AF_NFC
-AF_VSOCK
+AF_UNSPEC 0
+AF_UNIX 1
+AF_INET 2
+AF_AX25 3
+AF_IPX 4
+AF_APPLETALK 5
+AF_NETROM 6
+AF_BRIDGE 7
+AF_ATMPVC 8
+AF_X25 9
+AF_INET6 10
+AF_ROSE 11
+AF_DECnet 12
+AF_NETBEUI 13
+AF_SECURITY 14
+AF_KEY 15
+AF_NETLINK 16
+AF_PACKET 17
+AF_ASH 18
+AF_ECONET 19
+AF_ATMSVC 20
+AF_RDS 21
+AF_SNA 22
+AF_IRDA 23
+AF_PPPOX 24
+AF_WANPIPE 25
+AF_LLC 26
+AF_IB 27
+AF_MPLS 28
+AF_CAN 29
+AF_TIPC 30
+AF_BLUETOOTH 31
+AF_IUCV 32
+AF_RXRPC 33
+AF_ISDN 34
+AF_PHONET 35
+AF_IEEE802154 36
+AF_CAIF 37
+AF_ALG 38
+AF_NFC 39
+AF_VSOCK 40
AF_KCM 41
AF_QIPCRTR 42