[squid-users] squid conf removing squid version from error pages

[J Webster]

Is there a squid.conf setting to remove the version id from squid error 
pages (squid/x.x.STABLExx) or do all the error pages have to be modified 
separately?
eg
Generated Thu, 20 Aug 2009 10:57:56 GMT by [this name is in the conf so has 
been changed ] (squid/2.6.STABLE21)