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21B8

Category: IBM workstation/terminal emulators

INT 21 - Attachmate Extra! - DISABLE HOST BUFFER UPDATES

	AH = B8h
	AL = window number (1-4=host B-E)
	DL = 01h
Notes:	only valid in CUT mode
	next AID keystroke (eg Enter) enables host buffer updates
SeeAlso: AH=A4h

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