64-bit changes -- ioctl cmds are u_longs.

4.4BSD snapshot (revision 8.1); add 1993 to copyright

trailing comment after #else or #endif

make kernel includes standard

make compile under both new and old vm system

new copyright notice

new conventions concerning access rights vs ancillary data

get rid of unneeded include files

usr new form of suser()

changes for var. length sockaddrs, routing lookup changes,
checkpoint at first working tp4 connection, before gnodes

checkpoint version with mbuf changes before var sockaddrs

install approved copyright notice

lint

Change licensing/use notice.

4.3BSD release version

remove ns_netof (non-portable), add zero and broadcast ns nets to compare to.

Kernel should return error on illegal socket option requests.
(or pass them further down the layers at some future date?)

fix route caching (which had been causing packets to go out on the
wrong interface).

loop looking for interface address doesn't advance.

Do Something with interface tracing & fix ctlinput routines.

new option to suppress error processing on DG sockets.

1. add routine to drop individual connections rather than using wholesale idpabort.
2. add sockopt to set and get sequence id's for PEX protocol.

check to make sure m_get returns non-null in every instance.

Add copyright