int D4

Int D4 - IBM ROM BASIC - used while in interpreter
Int D4 - STSC APL*PLUS/PC - MAY BE USED IN FUTURE RELEASES
Int D4/AH=00h - PC-MOS/386 v5.01 - OBSOLETE FUNCTIONS
Int D4/AH=02h - PC-MOS/386 v3.0+ - GET SYSTEM CONTROL BLOCK POINTER
Int D4/AH=03h - PC-MOS/386 v5.01 - GET/SET EXTENDED DIRECTORY INFORMATION
Int D4/AH=04h - PC-MOS/386 v3.0+ - GET TASK CONTROL BLOCK
Int D4/AH=07h - PC-MOS/386 v3.0+ - WAIT FOR EVENT
Int D4/AH=10h - PC-MOS/386 v3.0+ - ENTER/LEAVE NATIVE 386 EXECUTION MODE
Int D4/AH=11h - PC-MOS/386 v3.0+ - ALLOCATE NATIVE MODE MEMORY BLOCK
Int D4/AH=12h - PC-MOS/386 v3.0+ - FREE NATIVE MODE MEMORY BLOCK
Int D4/AH=13h - PC-MOS/386 v5.01 - GET ALIAS FOR SELECTOR (NATIVE MODE ONLY)
Int D4/AH=16h - PC-MOS/386 v5.01 - SET/CLEAR IRQ RESERVATION
Int D4/AH=19h - PC-MOS/386 v5.01 - GET TASK ID
Int D4/AH=1Ah - PC-MOS/386 v5.01 - GET/SET TASK PRIORITY
Int D4/AH=1Bh - PC-MOS/386 v5.01 - GET/SET TIME SLICE
Int D4/AH=1Ch - PC-MOS/386 v5.01 - GET/SET KEYBOARD MODE
Int D4/AH=1Dh - PC-MOS/386 v5.01 - GET CURRENT PROGRAM NAME
Int D4/AH=1Eh - PC-MOS/386 v5.01 - GET CURRENT USERNAME AND SECURITY CLASS
Int D4/AH=1Fh - PC-MOS/386 v5.01 - GET TASK PARTITION INFORMATION
Int D4/AH=20h - PC-MOS/386 v5.01 - GET PORT AND BAUDRATE INFORMATION
Int D4/AH=21h - PC-MOS/386 v5.01 - REMOVE A TASK
Int D4/AH=22h - PC-MOS/386 v5.01 - ADD A TASK TO THE SYSTEM
Int D4/AH=23h - PC-MOS/386 v5.01 - CHANGE TERMINAL DRIVER
Int D4/AH=24h - PC-MOS/386 v5.01 - GET OPERATING SYSTEM SERIAL NUMBER
Int D4/AH=25h - PC-MOS/386 v5.01 - IDENTIFY LOAD ADDRESS OF DEVICE DRIVER LOCATION
Int D4/AH=26h - PC-MOS/386 v5.01 - GET SYSTEM CONTROL BLOCK SEGMENT/SELECTOR
Int D4/AH=27h - PC-MOS/386 v5.01 - GET TASK CONTROL BLOCK SEGMENT/SELECTOR
Int D4/AH=28h - PC-MOS/386 v5.01 - GET CONTROL BLOCK DATA FROM SCB OR TCB
Int D4/AH=29h - PC-MOS/386 v5.01 - WRITE CONTROL BLOCK DATA INTO SCB OR TCB
Int D4/AH=2Ah - PC-MOS/386 v5.01 - SWAP CONTROL BLOCK DATA OF SCB OR TCB
Int D4/AH=2Ch - PC-MOS/386 v5.01 - GET/SET SPOOLER PARAMETERS
Int D4/AH=2Dh - PC-MOS/386 v5.01 - GET MAXIMUM TASK SIZE

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