MEM 0040h:0076h - XTIBM PC XT: hard disk controller's I/O address (Western Digital)
Size:	BYTE
                                                                                

MEM 0040h:0076h - WD1002-27X SuperBIOS - USED IN TRACK RECALCULATION            
Size:	BYTE
SeeAlso: MEM 0040h:0074h"SuperBIOS",MEM 0040h:0075h"SuperBIOS"
SeeAlso: MEM 0040h:0077h"SuperBIOS"