IPOPT_MINOFF
j = cp[IPOPT_OLEN] - IPOPT_MINOFF + 1;
i = i - IPOPT_MINOFF + 1;
rspace[IPOPT_OFFSET] = IPOPT_MINOFF;
#define NGATEWAYS ((int)((MAX_IPOPTLEN - IPOPT_MINOFF - 1) / sizeof(u_int32_t)))
optlist[3] = IPOPT_MINOFF;