IPN_ICMPERR
flags = IPN_ICMPERR|IPN_ICMPQUERY;
*nflags = IPN_ICMPERR;
else if (np->nl_flags & (IPN_ICMPERR|IPN_ICMPQUERY))
if (nflags == IPN_ICMPERR) {
#define IPN_TCPUDPICMP (IPN_TCP|IPN_UDP|IPN_ICMPERR)
#define IPN_RF (IPN_TCPUDP|IPN_DELETE|IPN_ICMPERR)
flags = IPN_ICMPERR|IPN_ICMPQUERY;
*nflags = IPN_ICMPERR;
if (flags & IPN_ICMPERR)
if (flags & IPN_ICMPERR)
else if (np->nl_flags & (IPN_ICMPERR|IPN_ICMPQUERY))