TIMEVAL_LEN
cp += TIMEVAL_LEN;
dp += TIMEVAL_LEN;
cc -= TIMEVAL_LEN;
i += TIMEVAL_LEN;
for (kk = 0; kk <= maxpayload - (TIMEVAL_LEN + ii); kk += ii)
datap = &outpack[ICMP_MINLEN + phdr_len + TIMEVAL_LEN];
if (datalen >= TIMEVAL_LEN) /* can we time transfer */
for (i = TIMEVAL_LEN; i < datalen; ++i)
if (sweepmax > maxpayload - TIMEVAL_LEN)