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7A09

Category: IBM workstation/terminal emulators

INT 7A - IBM 3270 Workstation Program API - HOST SERVICES

	AH = 09h
	BX = request type (4000h async, 8028h synchronous)
	CX = 0000h
	DX = ID of MFIC
	AL = service (see #03837)
	ES:DI -> control block


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