INT 2F - European MS-DOS 4.0 POPUP - "RestorePu" - RESTORE SCREEN
	AX = 1403h
	ES:DI -> buffer containing saved screen
		(0000h:0000h for default buffer in POPUP)
Return: CF clear if successful
	CF set on error
	    AX = error code (see #02625)
SeeAlso: AX=1400h"POPUP",AX=1401h"POPUP",AX=1402h"POPUP"