dos_compilers/Borland Turbo Pascal v4/SYSTEM.DOC
2024-07-01 21:08:56 -07:00

38 lines
1.5 KiB
Plaintext
Raw Permalink Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

{*******************************************************}
{ }
{ Turbo Pascal Version 4.0 }
{ SYSTEM Unit Interface Documentation }
{ (Only the variables are listed. For a complete }
{ reference to System functions and procedures, }
{ refer to the Owner's Handbook) }
{ }
{ Copyright (c) 1987 by Borland International, Inc. }
{ }
{*******************************************************}
unit System;
interface
var
Input: Text; { Input standard file }
Output: Text; { Output standatd file }
PrefixSeg: Word; { Program segment prefix }
HeapOrg: Pointer; { Heap origin }
HeapPtr: Pointer; { Heap pointer }
FreePtr: Pointer; { Free list pointer }
FreeMin: Word; { Minimum free list size }
HeapError: Pointer; { Heap error function }
ExitProc: Pointer; { Exit procedure }
ExitCode: Integer; { Exit code }
ErrorAddr: Pointer; { Runtime error address }
RandSeed: Longint; { Random seed }
SaveInt00: Pointer; { Saved interrupt $00 }
SaveInt02: Pointer; { Saved interrupt $02 }
SaveInt23: Pointer; { Saved interrupt $23 }
SaveInt24: Pointer; { Saved interrupt $24 }
SaveInt75: Pointer; { Saved interrupt $75 }
FileMode: Byte; { File open mode }
implementation