STEP               78 dev/ic/lpt.c   #define	STEP		hz/4
STEP             3481 dev/microcode/aic7xxx/aic79xx_reg.h #define		STEP            	0x04
STEP             1425 dev/microcode/aic7xxx/aic7xxx_reg.h #define		STEP            	0x04
STEP               65 dev/usb/ulpt.c #define	STEP		hz/4