MAX_RECORD_SIZE
session.ns_mover.md_record_size = MAX_RECORD_SIZE;
static char buf[MAX_RECORD_SIZE];
toread = (length < MAX_RECORD_SIZE) ? length :
MAX_RECORD_SIZE;
session->ns_mover.md_buf = ndmp_malloc(MAX_RECORD_SIZE);
xfer_size = MAX_RECORD_SIZE;