  absched.c     - Protocol Scheduling (see doc/sched.notes)
  abmisc.c	- Various routines
  abqueue.c	- General queue handling
  ablap.c	- Link Access Protocol (LAP) routines (NOT USED)
  abddp.c	- Datagram Delivery Protocol (DDP) routines
  abatp.c	- AppleTalk Transaction Protocol (ATP) routines
  abnbp.c	- Name Binding Protocol (NBP) routines.  See
		  doc/cap.notes for more information.
  abpap.c	- Printer Access Protocol (PAP) routines
  abpapc.c	- PAP client only routines (PAPOpen, PAPStatus)
  abpaps.c	- PAP server only routines (SLInit, GetNextJob, etc.)
  abpp.c	- Some unix style read and write routines for pap 
  abasp.c	- appletalk session protocol
  abversion.c	- returns version information about CAP
  abzip.c	- Zone Information Protocol routines (ATP ONLY)
  atalkdbm.c	- Appletalk routing table handler (SUMEX)
		  [SHOULD BE SPECIFIC TO KIP(UDP) ENCAPSULATION]
  abkip.c	- Glue to KIP (UDP) encapsulation
