REPODATA_BLOCK
data->attrs = solv_extend(data->attrs, old, new, sizeof(Id *), REPODATA_BLOCK);
data->incoreoffset = solv_extend(data->incoreoffset, old, new, sizeof(Id), REPODATA_BLOCK);
data->attrs = solv_extend_resize(data->attrs, old + new, sizeof(Id *), REPODATA_BLOCK);
data->incoreoffset = solv_extend_resize(data->incoreoffset, old + new, sizeof(Id), REPODATA_BLOCK);
data->attrs = solv_extend_resize(data->attrs, end - data->start, sizeof(Id *), REPODATA_BLOCK);
data->incoreoffset = solv_extend_resize(data->incoreoffset, end - data->start, sizeof(Id), REPODATA_BLOCK);
data->incoreoffset = solv_calloc_block(num, sizeof(Id), REPODATA_BLOCK);
data->xattrs = solv_calloc_block(1, sizeof(Id *), REPODATA_BLOCK);
data->xattrs = solv_extend(data->xattrs, data->nxattrs, 1, sizeof(Id *), REPODATA_BLOCK);
data->xattrs = solv_calloc_block(1, sizeof(Id *), REPODATA_BLOCK);
data->attrs = solv_calloc_block(data->end - data->start, sizeof(Id *), REPODATA_BLOCK);