Subj : Added RBL lookups on connection via DroneDL.
To   : GitLab note in main/sbbs
From : Rob Swindell
Date : Fri Jul 07 2023 08:28 pm

https://gitlab.synchro.net/main/sbbs/-/merge_requests/297#note_3662

or just use `function checkip(ip, rbl)` and then pass the hard-coded (for now) DNSBL server at the call site. Then in the future, when someone adds the configurability, this function would still need no change.

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