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Low Level
BIOS Interrupts
Low Memory Usage
I/O Addresses
Device Adapters
System ID-Byte
POST
Flags Register
DOS
Functions
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Error Codes
File Attributes
Standard Handles
PSP Description
FCB Fields
Xtensions
Mouse Driver
EMS Driver
Fossil Driver
NetBios
Windows
Misc.
ASCII Chart
Line Drawing Chars
Special Characters
Color Chart
Keyboard Codes
Credits
Future additions
0:48Fh Reserved
Length: 1 byte