FR_STATESYNC
if ((fp->fr_flags & (FR_STSTRICT|FR_NEWISN|FR_NOICMPERR|FR_STATESYNC)) ||
if (fp->fr_flags & FR_STATESYNC) {
if (ips.is_pass & FR_STATESYNC)
| IPFY_SYNC { DOALL(fr->fr_flags |= FR_STATESYNC;) }
if (pass & FR_STATESYNC)