[exim] Conditions for unseen option

Just a quick question,

Is is possible, in a router, to specify unseen only if certain
conditions are met.

i.e. the router will not always be unseen but whether it is or not will
depend on some pre-defined condition (in my case a mysql lookup).

Thanks,
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| Josh Berry                        Broadband Solutions for
| Internal Systems Engineer               Home & Business @
| PlusNet plc                                  www.plus.net

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