DNODE_CORE_SIZE
#define DN_MAX_NBLKPTR ((DNODE_MIN_SIZE - DNODE_CORE_SIZE) >> \
#define DN_BONUS_SIZE(dnsize) ((dnsize) - DNODE_CORE_SIZE - \
#define DN_MAX_NBLKPTR ((DNODE_SIZE - DNODE_CORE_SIZE) >> SPA_BLKPTRSHIFT)
#define DN_MAX_BONUSLEN (DNODE_SIZE - DNODE_CORE_SIZE - (1 << SPA_BLKPTRSHIFT))
#define DN_BONUS_SIZE(dnsize) ((dnsize) - DNODE_CORE_SIZE - \
#define DN_MAX_NBLKPTR ((DNODE_MIN_SIZE - DNODE_CORE_SIZE) >> SPA_BLKPTRSHIFT)