v1.7.3b

~修复部分设备因iptables版本过低导致ipv6dns劫持失效的问题
~修复安装脚本始终解压失败的bug

scripts/init.sh

@@ -1,7 +1,7 @@
 #!/bin/sh
 # Copyright (C) Juewuy
 
-version=1.7.3
+version=1.7.3b
 
 setdir(){
 	dir_avail(){

scripts/start.sh

@@ -572,7 +572,7 @@ start_ipt_dns(){
 	fi
 	iptables -t nat -I PREROUTING -p udp --dport 53 -j clash_dns
 	#ipv6DNS
-	if [ -n "$(lsmod | grep 'ip6table_nat')" ];then
+	if [ -n "$(lsmod | grep 'ip6table_nat')" -a -n "$(lsmod | grep 'xt_nat')" ];then
 		ip6tables -t nat -N clashv6_dns > /dev/null 2>&1
 		if [ "$macfilter_type" = "白名单" -a -n "$(cat $clashdir/mac)" ];then
 			#mac白名单