- fix name/address check: one should not check for the hostname (or its IP address), but the for DNS name of the configured driver and its IP addresses. If a host has multiple IP addresses, there might not be a nsd driver configured on the hostname of the machine. - make documentation more precise - provide cross references to similar commands
Cover case when -base flag in export_vars contains query variables and no vars are exported. By hand this is silly, but could happen in the context of dynamic url generation when vars to export are not known in advance.