Adapt squidclient arg to work on squid 3.1 too

zabbix_conf/squid.conf

@@ -8,7 +8,7 @@
 # Custom multiplier: Do not use
 # Store Value: As is
 
-UserParameter=squid.request_hit_ratio,squidclient mgr:info|grep 'Request Hit Ratios:'|cut -d':' -f3|cut -d',' -f1|tr -d ' %'
+UserParameter=squid.request_hit_ratio,squidclient mgr:info|grep -P '(Hits as % of all requests)|(Request Hit Ratios):'|cut -d':' -f3|cut -d',' -f1|tr -d ' %'
 
 # Description: Squid Byte Hit Ratio
 # Type: Agent or Agent (active)
@@ -18,7 +18,7 @@ UserParameter=squid.request_hit_ratio,squidclient mgr:info|grep 'Request Hit Rat
 # Custom multiplier: Do not use
 # Store Value: As is
 
-UserParameter=squid.byte_hit_ratio,squidclient mgr:info|grep 'Byte Hit Ratios:'|cut -d':' -f3|cut -d',' -f1|tr -d ' %'
+UserParameter=squid.byte_hit_ratio,squidclient mgr:info|grep -P '(Hits as % of bytes sent)|(Byte Hit Ratios):'|cut -d':' -f3|cut -d',' -f1|tr -d ' %'
 
 # Description: Squid Average HTTP request per minute
 # Type: Agent or Agent (active)