libct4 - 1.00.104-1+deb10u1 main

FreeTDS is an implementation of the Tabular DataStream protocol, used for
connecting to MS SQL and Sybase servers over TCP/IP.
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This package includes the shared libraries for the Sybase CT-Lib API.
You will need this if you plan to connect to MS SQL or Sybase servers, or use
the PHP sybase or Perl DBD::Sybase extensions.