mbz                55 dev/ic/i82586reg.h 	u_short mbz;			/* must be zero */
mbz                74 dev/ic/i82586reg.h 	u_char mbz;
mbz               144 dev/ic/i82586reg.h 	u_short mbz;			/* must be zero */
mbz               163 dev/ic/i82586reg.h 	u_short mbz;			/* must be zero */
mbz              2246 dev/isa/if_ie.c 	    rbd->mbz);