TZUTC: -0700
MSGID: 58202.sync_sys@1:103/705 2cb3de6b
PID: Synchronet 3.21a-Linux master/2588c5cf7 Jun 12 2025 GCC 12.2.0
TID: SBBSecho 3.28-Linux master/2588c5cf7 Jun 12 2025 GCC 12.2.0
BBSID: VERT
CHRS: ASCII 1
FORMAT: flowed
open https://gitlab.synchro.net/main/sbbs/-/issues/940

Take a look through https://kuehlbox.wtf/wiki/doku.php?id=custom
zing:display_file_conventions#pcboard_macros to see what's missing in
Synchronet, if anything.

Add aliases for those that already exist, but under a different code (e.g.
BYTERATIO as alias for UDR).
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