Int 15/AH=04h

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MultiDOS Plus - SEND MESSAGE TO ANOTHER TASK

AH = 04h
AL = mailbox number (00h-3Fh)
CX = message length in bytes
DS:SI -> message

Return:
AH = status 00h successful 01h out of message memory 02h invalid mailbox number

Note: The message is copied into a system buffer; the caller may immediately reuse its buffer

See Also: AH=05h"MultiDOS"

Category: DOS-Based Task Switchers/Multitaskers - Int 15h - M

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