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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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