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31050A

Category: DOS extenders
Flags: available only in protected mode

INT 31 - DPMI 1.0+ - GET MEMORY BLOCK SIZE AND BASE

	AX = 050Ah
	SI:DI = memory block handle
Return: CF clear if successful
	    SI:DI = size in bytes
	    BX:CX = base address
	CF set on error
	    AX = error code (8023h) (see #03143)
SeeAlso: AX=0501h,AX=0504h

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