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310703

Category: DOS extenders
Flags: available only in protected mode

INT 31 - DPMI 0.9+ - DISCARD PAGE CONTENTS

	AX = 0703h
	BX:CX = starting linear address
	SI:DI = number of bytes to mark as discarded
Return: CF clear if successful
	CF set on error
	    AX = error code (DPMI 1.0+) (8025h) (see #03143)
Notes:	this function is advisory, and may be ignored by DPMI implementations
	partial pages will not be discarded
SeeAlso: AX=0701h,AX=0702h

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