PP/06 Local/Makefile support for USE_(GNUTLS|OPENSSL)_PC=foo to use
`pkg-config foo` for cflags/libs for the TLS implementation.
+PP/07 New expansion variable $tls_bits; Cyrus SASL server connection
+ properties get this fed in as external SSF. A number of robustness
+ and debugging improvements to the cyrus_sasl authenticator.
+
Exim version 4.77
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