IPOPT_OLEN
j = cp[IPOPT_OLEN] - IPOPT_MINOFF + 1;
j = cp[IPOPT_OLEN]; /* get length */
rspace[IPOPT_OLEN] = sizeof(rspace) - 1;
if ((*(*cpp+IPOPT_OLEN) = lsrp - *cpp) <= 7) {