ZAP_LEAF_ARRAY_NCHUNKS
int delta_chunks = ZAP_LEAF_ARRAY_NCHUNKS(num_integers * integer_size) -
ZAP_LEAF_ARRAY_NCHUNKS(le->le_value_numints * le->le_value_intlen);
int numchunks = 1 + ZAP_LEAF_ARRAY_NCHUNKS(zn->zn_key_orig_numints *
zn->zn_key_intlen) + ZAP_LEAF_ARRAY_NCHUNKS(valuelen);
n = 1 + ZAP_LEAF_ARRAY_NCHUNKS(le->le_name_numints) +
ZAP_LEAF_ARRAY_NCHUNKS(le->le_value_numints *