sync_neg         1144 dev/ic/bha.c   	    setup.reply.sync_neg ? "sync" : "async",
sync_neg          421 dev/ic/bhareg.h 	u_int8_t	sync_neg	:1,
sync_neg          427 dev/ic/bhareg.h 			sync_neg	:1;
sync_neg         1103 dev/isa/aha.c  	    setup.reply.sync_neg ? "sync" : "async",
sync_neg          241 dev/isa/ahareg.h 		u_char  sync_neg:1;