+static char icmpmap[] = {
+ -1, -1, -1,
+ PRC_UNREACH_NET, PRC_QUENCH, PRC_REDIRECT_NET,
+ -1, -1, -1,
+ -1, -1, PRC_TIMXCEED_INTRANS,
+ PRC_PARAMPROB, -1, -1,
+ -1, -1
+};
+
+static struct sockproto icmproto = { AF_INET, IPPROTO_ICMP };
+static struct sockaddr_in icmpsrc = { AF_INET };
+static struct sockaddr_in icmpdst = { AF_INET };
+