diff -u ../nmap-temp/tcpip.cc ./tcpip.cc
--- ../nmap-temp/tcpip.cc	2007-11-20 01:17:15.855796800 -0800
+++ ./tcpip.cc	2007-11-20 01:19:59.350891200 -0800
@@ -2616,16 +2616,16 @@
    /* The first time through the loop we add the primary interface record. After
       that we add the aliases one at a time. */
    if (!primary_done) {
-     if (entry->intf_addr.addr_type != ADDR_TYPE_IP)
-       return 0;
-     addr_ntos(&entry->intf_addr, (struct sockaddr *) &dcrn->ifaces[dcrn->numifaces].addr);
-     dcrn->ifaces[dcrn->numifaces].netmask_bits = entry->intf_addr.addr_bits;
+     if (entry->intf_addr.addr_type == ADDR_TYPE_IP) {
+       addr_ntos(&entry->intf_addr, (struct sockaddr *) &dcrn->ifaces[dcrn->numifaces].addr);
+       dcrn->ifaces[dcrn->numifaces].netmask_bits = entry->intf_addr.addr_bits;
+     }
      primary_done = true;
-   } else if (num_aliases_done < entry->intf_alias_num) {
-     if (entry->intf_alias_addrs[num_aliases_done].addr_type != ADDR_TYPE_IP)
-       return 0;
-     addr_ntos(&entry->intf_alias_addrs[num_aliases_done], (struct sockaddr *) &dcrn->ifaces[dcrn->numifaces].addr);
-     dcrn->ifaces[dcrn->numifaces].netmask_bits = entry->intf_alias_addrs[num_aliases_done].addr_bits;
+   } else if (num_aliases_done < (int) entry->intf_alias_num) {
+     if (entry->intf_alias_addrs[num_aliases_done].addr_type == ADDR_TYPE_IP) {
+       addr_ntos(&entry->intf_alias_addrs[num_aliases_done], (struct sockaddr *) &dcrn->ifaces[dcrn->numifaces].addr);
+       dcrn->ifaces[dcrn->numifaces].netmask_bits = entry->intf_alias_addrs[num_aliases_done].addr_bits;
+     }
      num_aliases_done++;
    }