redirect wrapper: Adopt to new squid helper protocol.

config/rootfiles/core/78/filelists/files

@@ -10,6 +10,7 @@ srv/web/ipfire/cgi-bin/ovpnmain.cgi
 srv/web/ipfire/cgi-bin/proxy.cgi
 srv/web/ipfire/html/themes/ipfire/include/functions.pl
 usr/bin/squidGuard
+usr/sbin/redirect_wrapper
 usr/sbin/updxlrator
 usr/local/bin/setddns.pl
 var/ipfire/langs

config/urlfilter/redirect_wrapper

@@ -100,7 +100,7 @@ while($line = <>) {
 			}
 
 		# break if redirector changes data
-		if($return ne "\n" and $return ne $line ){
+		if($return ne "ERR\n" and $return ne $line ){
 			if ( $redirectors->[$i] ne "/usr/sbin/updxlrator"){
 				if ($debug){
 					writetolog($redirectors->[$i]." is stopping querry because block was found.");