Socket Address Family.
Unknown Address Family.
Unspecified Address Family.
Local to host (pipes, portals)
Internetwork: UDP, TCP, etc.
// **** Fuji only supports Inet currently
IPX protocols: IPX, SPX, etc.
NetBios-style addresses.
Internetwork Version 6.
IrDA.
Maximum Address Family.
Force AddressFamily to an int type.