a hard week is over and now I've got some time to program:
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GSTNet 0.5.6*************************************************
2007-07-27 Release 0.5.6 public beta
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x GSTNet_SendString, GSTNet_Sendvar, GSTNet_SendArray
got a new first parameter = vReceiver
to send only to the client with his unique clientid
only tested with GSTNet_SendString but should work with the other functions