anchor.diff:                zserver-threads ${toString opts.threads}
                 effective-user ${opts.user}
   
  -              pid-filename /var/lib/zope2/${name}/pid
  -              lock-filename /var/lib/zope2/${name}/lock
  +              pid-filename ${opts.clientHome}/${opts.name}/pid
  +              lock-filename ${opts.clientHome}/${opts.name}/lock
                 python-check-interval 1000
                 enable-product-installation off
   
  
positive.code:         description = "The name of the effective user for the Zope process.";
        };
  
        extra = mkOption {
          default =
            ''
  
negative.code:               ''
                %define INSTANCEHOME ${env}
                instancehome $INSTANCEHOME
                %define CLIENTHOME ${opts.clientHome}/${opts.name}
                clienthome $CLIENTHOME
  
                debug-mode off
  