Other Operating Systems

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 - Acorn BBC Master 512
 - ConcCP/M,DR Multiuser DOS
 - 
ConcCP/M,DR Multiuser DOS,REAL/32 - S_OSVER - GET OS VERSION
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Concurrent DOS etc. - USER GROUP SUPPORT
 - 
Concurrent DOS v3.2+ - INSTALLATION CHECK
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CP/M-86 v1.1 - XIOS INTERRUPT / UNKNOWN DISK DRIVE
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CP/M-86, Concurrent CP/M, DR Multiuser DOS - FUNCTION CALLS
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Digital Research DOS Plus - CALL BDOS
 - DR DOS 3.41+
 - DR DOS 3.41+ internal
 - 
DR DOS 3.41,5.0 KEYB - GET CONFIGURATION
 - 
DR DOS 3.41-5.0, Novell DOS 7 KEYB - INSTALLATION CHECK
 - DR DOS 5.0
 - 
DR DOS 5.0+ - HISTORY BUFFER CONTROL
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DR DOS 5.0+ internal - GET POINTER TO INTERNAL VARIABLE TABLE
 - DR DOS 5.0-6.0
 - DR DOS 5.0-6.0 internal
 - DR DOS 6.0
 - 
DR DOS 6.0+ - BOOT PHASE BROADCASTS FOR MEMORYMAX/RPLOADER/SECURITY
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DR DOS 6.0+ DELWATCH.EXE - INSTALLATION CHECK
 - DR DOS 6.0+ IBMBIO.COM
 - 
DR DOS v3.31+ - RUN ALREADY-LOADED KERNEL FILE
 - DR Multiuser DOS
 - 
DR Multiuser DOS 5.0 - API
 - 
DR-DOS >7.03 - RESERVED
 - 
FreeBSD - SYSTEM CALLS
 - FreeDOS
 - GEM
 - 
GSX-86, GEM/1, GEM/2 - API
 - 
Linux - SYSTEM CALLS
 - Linux DOSEMU
 - 
MP/M-86, - ALTERNATE CP/M-86 FUNCTION CALLS
 - Novell DOS 7
 - Novell DOS 7 KEYB
 - 
Novell DOS 7+ - SECURITY.BIN - INSTALLATION CHECK
 - OS HOOK
 - 
OS/2 - GET VDD API ENTRY POINT
 - OS/2 compatibility box
 - 
OS/2 v1.1+ Compatibility Box Family API - DosQPathInfo
 - OS/2 v1.1+ Family API
 - OS/2 v1.x FAPI
 - 
OS/2 v2.0 - DosOpen2
 - 
OS/2 v2.0+ - INSTALLATION CHECK / GET VERSION
 - OS/2 v2.0+ Virtual DOS Machine
 - 
OS/2 v2.1 Virtual DOS Machine - GET LASTDRIVE
 - OS/2 v2.1+ Virtual DOS Machine
 - 
Paragon Technology PTS/DOS 6.5x, S/DOS 1.0 - API
 - PC-MOS/386 v3.0
 - PC-MOS/386 v3.0+
 - PC-MOS/386 v5.01
 - PTS-DOS
 - 
PTS-DOS 6.51 & S/DOS 1.0 - ABORT CURRENT PROCESS VIA INT 23
 - PTS-DOS 6.51, S/DOS 1.0+
 - PTS-DOS, S/DOS
 - REAL/32
 - 
S/DOS 1.0+ & PTS-DOS 6.51+ - GET OEM REVISION
 - STARLITE architecture
 - 
U - PTS-DOS 6.51 & S/DOS 1.0 - EXTENDED RENAME FILE USING FCB
 - VMiX
 - 
VMiX v2+ - INSTALLATION CHECK
 - WinDOS v2.11
 - 
Windows NT - NATIVE API
 
