MBR                84 dev/rasops/rasops_masks.h 		dw |= (MBR((sp)[1], 32 - (x))); 			\
MBR                93 dev/rasops/rasops_masks.h 		*(dp) = (*(dp) & ~n) | (MBR(sw, x) & n);		\
MBR                95 dev/rasops/rasops_masks.h 		*(dp) = (*(dp) & rasops_rmask[x]) | (MBR((sw), x));	\