PCN_CDRXSYNC      400 dev/pci/if_pcn.c 	PCN_CDRXSYNC((sc), (x), BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE);\
PCN_CDRXSYNC     1397 dev/pci/if_pcn.c 		PCN_CDRXSYNC(sc, i, BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE);