HMB               218 drivers/macintosh/macio-adb.c 			out_8(&adb->dcount.r, req->nbytes & HMB);
HMB               240 drivers/macintosh/macio-adb.c 				req->reply_len = in_8(&adb->dcount.r) & HMB;
HMB               250 drivers/macintosh/macio-adb.c 			n = in_8(&adb->dcount.r) & HMB;