Possible compatibility problems with earlier versions marked with '*'.
+Added Segment handlers for backend server.
+
+Added Zmbol/Zebra administrative functions to YAZ client.
+
+Added multi threading for frontend server when POSIX Threads are available.
+Starting the server with option -T enables multi-threading.
+
+--- 1.6 2000/03/03
+
+Added configure option --enable-comp/disable-comp to control use
+of YAZ ASN.1 compiler. Use --disable-comp to use the old *coders
+located in sub directory asn.
+
+YAZ ASN.1 compiler renamed to yaz-comp in sub directory. It's installed
+in ${exec_prefix}/bin along with the other programs yaz-client and
+yaz-ztest.
+
+GNU automake used to maintain makefiles.
+
+Added several OID's.
+
+Changed retrieval module so that we can load records with no abstract
+syntax defined. Tagpaths in these records are fully composed of string
+tags.
+
+Implemented ISO ILL protocol. Refer to stuff in sub directory ill.
+
--- 1.5 1999/12/10
On UNIX, the generated makefile now supports a proper 'make install'.
Changed name of logging function, logf, to yaz_log, to prevent name
clash with some math-log functions. The YAZ header log.h defines logf
-to yaz_log so there should be no incompatibilities by this modification.
+to yaz_log (#define) so there should be no incompatibilities by this
+modification.
Added bend_start/bend_stop handlers for server. These handler are
called on start/stop of server. For windows they are called whenever
following C structures Z_DiagRec, Z_External, Z_SortRequest, Z_SortResponse,
Z_AttributesPlusTerm, Z_ProximityOperator, Z_DefaultDiagFormat.
The preprocessor variable ASN_COMPILED is defined when the compiled
-ASN.1 is being used. Stuff related to the auto-generated encoders
-are located in sub directory <tt>z39.50</tt>.
+ASN.1 is being used. Encoder/decoder routines as well as the Z39.50
+protocol ASN.1 is located sub directory <tt>z39.50</tt>. If you
+wish to use the old encoders/decoders you can specify --disable-yc
+for configure.
Assigned OID for old DB Update (VAL_DBUPDATE0). Updated YAZ compiled
version so that it supports both new - and old version of DB Update