postgres version equivalent EnterpriseDB version8.3.0.112 , can I get it?

Hi

I need a a postgres version that can work well with the database that is
running in EnterpriseDB version8.3.0.112. It’s not a updgrade.

Actually I need something equivalent to EnterpriseDB version8.3.0.112, for
Linux server 64 bit.

Thanks

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