add missing protocols to protoent lookup functions

src/network/proto.c

@@ -9,21 +9,36 @@ static const unsigned char protos[] = {
 	"\001icmp\0"
 	"\002igmp\0"
 	"\003ggp\0"
+	"\004ipencap\0"
+	"\005st\0"
 	"\006tcp\0"
+	"\008egp\0"
 	"\014pup\0"
 	"\021udp\0"
-	"\026idp\0"
+	"\024hmp\0"
+	"\026xns-idp\0"
+	"\033rdp\0"
+	"\035iso-tp4\0"
+	"\044xtp\0"
+	"\045ddp\0"
+	"\046idpr-cmtp\0"
 	"\051ipv6\0"
 	"\053ipv6-route\0"
 	"\054ipv6-frag\0"
+	"\055idrp\0"
+	"\056rsvp\0"
 	"\057gre\0"
 	"\062esp\0"
 	"\063ah\0"
+	"\071skip\0"
 	"\072ipv6-icmp\0"
 	"\073ipv6-nonxt\0"
 	"\074ipv6-opts\0"
+	"\111rspf\0"
+	"\121vmtp\0"
 	"\131ospf\0"
 	"\136ipip\0"
+	"\142encap\0"
 	"\147pim\0"
 	"\377raw"
 };