31FF00 INT 31 P - CauseWay - "Info" - GET SYSTEM SELECTORS/FLAGS
31FF01 INT 31 P - CauseWay - "IntXX" - SIMULATE REAL-MODE INTERRUPT
31FF02 INT 31 P - CauseWay - "FarCallReal" - SIMULATE REAL-MODE FAR CALL
31FF03 INT 31 P - CauseWay - "GetSel" - ALLOCATE NEW SELECTOR
31FF04 INT 31 P - CauseWay - "RelSel" - RELEASE A SELECTOR
31FF05 INT 31 P - CauseWay - "CodeSel" - CONVERT SELECTOR TO EXECUTABLE CODE SELECTOR
31FF06 INT 31 P - CauseWay - "AliasSel" - CREATE READ/WRITE DATA ALIAS SELECTOR
31FF07 INT 31 P - CauseWay - "GetSelDet" - GET SELECTOR BASE AND LIMIT
31FF08 INT 31 P - CauseWay - "GetSelDet32" - GET SELECTOR BASE AND LIMIT (32-bit)
31FF09 INT 31 P - CauseWay - "SetSelDet" - SET SELECTOR BASE AND LIMIT
31FF0A INT 31 P - CauseWay - "SetSelDet32" - SET SELECTOR BASE AND LIMIT (32-bit)
31FF0B INT 31 P - CauseWay - "GetMem" - ALLOCATE BLOCK OF MEMORY
31FF0C INT 31 P - CauseWay - "GetMem32" - ALLOCATE BLOCK OF MEMORY (32-bit)
31FF0D INT 31 P - CauseWay - "ResMem" - RESIZE MEMORY BLOCK
31FF0E INT 31 P - CauseWay - "ResMem32" - RESIZE MEMORY BLOCK (32-bit)
31FF0F INT 31 P - CauseWay - "RelMem" - RELEASE PREVIOUSLY ALLOCATED MEMORY
31FF10 INT 31 P - CauseWay - "GetMemLinear" - ALLOCATE MEMORY WITHOUT SELECTOR
31FF11 INT 31 P - CauseWay - "GetMemLinear32" - ALLOCATE MEMORY WITHOUT SELECTOR
31FF12 INT 31 P - CauseWay - "ResMemLinear" - RESIZE LINEAR MEMORY BLOCK
31FF13 INT 31 P - CauseWay - "ResMemLinear32" - RESIZE LINEAR MEMORY BLOCK (32-bit)
31FF14 INT 31 P - CauseWay - "RelMemLinear" - RELEASE LINEAR MEMORY BLOCK
31FF15 INT 31 P - CauseWay - "RelMemLinear32" - RELEASE LINEAR MEMORY BLOCK (32-bit)
31FF16 INT 31 P - CauseWay - "GetMemNear" - ALLOCATE APPLICATION-RELATIVE MEMORY
31FF17 INT 31 P - CauseWay - "ResMemNear" - RESIZE APPLICATION-RELATIVE MEMORY BLOCK
31FF18 INT 31 P - CauseWay - "RelMemNear" - RELEASE APPLICATION-RELATIVE MEMORY BLOCK
31FF19 INT 31 P - CauseWay - "Linear2Near" - CONVERT LINEAR TO APP-RELATIVE ADDRESS
31FF1A INT 31 P - CauseWay - "Near2Linear" - CONVERT APP-RELATIVE TO LINEAR ADDRESS
31FF1B INT 31 P - CauseWay - "LockMem" - LOCK REGION OF MEMORY
31FF1C INT 31 P - CauseWay - "LockMem32" - LOCK REGION OF MEMORY (32-bit)
31FF1D INT 31 P - CauseWay - "UnLockMem" - UNLOCK REGION OF MEMORY
31FF1E INT 31 P - CauseWay - "UnLockMem32" - UNLOCK REGION OF MEMORY (32-bit)
31FF1F INT 31 P - CauseWay - "LockMemNear" - LOCK APPLICATION-RELATIVE MEMORY REGION
31FF20 INT 31 P - CauseWay - "UnLockMemNear" - UNLOCK APP-RELATIVE MEMORY REGION
31FF21 INT 31 P - CauseWay - "GetMemDOS" - ALLOCATE CONVENTIONAL MEMORY
31FF22 INT 31 P - CauseWay - "ResMemDOS" - RESIZE CONVENTIONAL MEMORY BLOCK
31FF23 INT 31 P - CauseWay - "RelMemDOS" - RELEASE CONVENTIONAL MEMORY BLOCK
31FF24 INT 31 P - CauseWay - "ExecOverlay" - LOAD AND OPTIONALLY EXECUTE APP CODE
31FF25 INT 31 P - CauseWay - "GetDOSTrans" - GET DOS TRANSFER BUFFER
31FF26 INT 31 P - CauseWay - "SetDOSTrans" - SET DOS TRANSFER BUFFER
31FF27 INT 31 P - CauseWay v1.3 - "GetMCBSize" - GET CURRENT MCB ALLOCATION BLOCK SIZE
31FF28 INT 31 P - CauseWay v1.3 - "SetMCBSize" - SET MCB MEMORY ALLOCATION BLOCK SIZE
31FF29 INT 31 P - CauseWay v1.3 - "GetSels" - ALLOCATE MULTIPLE SELECTORS
31FF2A INT 31 P - CauseWay v1.3 - "cwLoad" - LOAD ANOTHER CAUSEWAY PROGRAM AS OVERLAY
31FF2B INT 31 P - CauseWay v1.3 - "cwcInfo" - VALIDATE AND GET SIZE OF CWC FILE
31FF2C INT 31 P - CauseWay v1.3 - "GetMemSO" - ALLOCATE MEMORY AND RETURN SEL:OFFSET
31FF2D INT 31 P - CauseWay v1.3 - "ResMemSO" - RESIZE SELECTOR:OFFSET MEMORY BLOCK
31FF2E INT 31 P - CauseWay v1.3 - "RelMemSO" - RELEASE SELECTOR:OFFSET MEMORY BLOCK
31FFFB INT 31 P - Causeway v1.3 - "cwcLoad" - LOAD/EXPAND CWC-COMPRESSED FILE