20011209
	Initial release.
	version: 0.50

20021207
	Convert to new build project.
	Update libraries.
	Correct load ordering for ssl programs.

20030118
	Option to set TCP environment variables.
	Option to set SSL environment variables a la mod_perl.
	Added sslperl.
	Correct closure handling in ssl_io.c.

20030128
	Correct setting of TCPREMOTEINFO.

20040127
	Improved env tracking in handlers.
	Updated tests.

20040204
	Clean up signal handling, process usage.

20040209
	Added nN options to sslclient.

20040313
	Added conf-ssl.
	Version 0.65.

20040317
	Delete conf-home.
	Permit nN opts in sslclient.
	Version 0.66.

20040320
	Allow sslclient to avoid server verification.
	Support cipher selection.
	Correct execution botch in sslperl.
	Clean up ssl_io and signal interaction.
	Version 0.67.

20040502
	Read SSL setup info before dropping privilege.
	Version 0.68.

20050417
	Don't fail on setsid if already group leader (Gabriel Russell).
	Add compatibility macros for older Perl.
	Don't leak pointer returned from eval_pv.
	Support for partial testing.
	Remove dependency on daemontools from rts.

20050515
	Partial-install bug fix in package/upgrade.

20050605
	Don't lose file descriptors in sslclient (Paul Jarc).

20050610
	Close socket for deny rule (Fred Lindberg).

20050703
	Revise ssl_io.
	Free ssl object in sslhandle.c.
	Add progtimeout option.

20050717
	Version 0.70.

20090811 
	Included ucspi-ssl-0.70_ucspitls-0.6.patch (STARTTLS support)
	originally designed and provided by Scott Gifford (FEH).

20100319
	Added Certchain support for sslserver and sslclient (FEH).

20120217
	Integration and added man-pages (FEH).
	Version 0.80.

20120921
	Synced with ucspi-tcp6-0.95.
	Version 0.82

20121003
	Fixed integration bug in ssl_very.c.
	Included patches from Peter Conrad.
	Version 0.83.

20121005
	Bug fix in sslserver. Several small
	corrections.
	Version 0.83a

20121019
	Fix for large X509 serial numbers on x86 (tx. Peter Conrad).
	SAN DNSname has precedence over CN in subject.
	Re-edited man pages and rts tests.
	Version 0.84.

20130602
	Added IPv6 support (tx. to Felix von Leitner and Brandon Turner).
	UI: Changed sslserver client cert call from '-i/-I' to '-z/-Z'
	for compatibility reasons.
	Added '-4/-6' support for client scripts.  
	Version 0.90. 

20130804
	Added output environment variables TCP6* for sslserver.
	sslperl, sslhandle, and sslprint are not IPv6 ready yet. 
	Version 0.91 test.

20130910
	Added IPv6 capabilities to sslhandle, sslprint, sslperl.
	Changed verification of X.509 certs. 
	Removed obsolete socket_4 calls in sslserver.
	Version 0.92 beta.

20140112
	Streamlined code with ucspi-tcp6-1.00.
	Supplied new certs with customized SAN.
	Make rts working (at least some how).

20140331
	Added support for personalized client certs.
	New option '-m' in sslserver, complementing '-z'.
	CCAFILE='-' disables client cert request.
	Version 0.94 beta.

20141221
	Added verbose log output for SSL connection informations.
	Version 0.95a beta. 

20140208
	Fixed wrongly nested CONNECT error code for sslclient.c
	producing wrong warning messages while connecting to
	an IPv4 address. 
	Added call of '-ldl' in ssl.lib.
	Version 0.95b beta.

20151101
	Mitigation of SSL connection hanging during
	coincident change of daylight-saving settings. 

20160228
	Fixed bug in sslserver's dnsip lookup in case of paranoid settings 
	and additonal existance of IPv6 AAAA records for incoming IPv4 connection.
	Version 0.96.

20160802
	Serveral fixes from 'troy@' included to cope with compiler errors and 
	to solve a bug in function getbitasaddress in ip4_bit.c (= ucspi-tcp6-1.02).
	Reordered conf-* variables in main dir to allow easier generation of 
	packages (i.e. RPM). Fixed script to identify different HW architecture
	and OS. This version works in 32 bit mode on Raspian Linux / RasPi 7. 

 	Added ECDH capabilites (tx to Frank Bergmann for the patches).
	Version 0.97.

20161226
	Added compatibility with LibreSSL.
	Fixed missing negative return call treatment from 'poll' (tx Frank Bergmann).
	Tentative 'emake' fix for Gentoo build.
	Version 0.98a.

20170209
	Added OpenSSL 1.1 tweaks -- works under Debian (9) 'Stretch'.
	Version 0.99.

20170308
	Included PID in sslserver + sslhandle abend logs in case of SSL failure.
	Version 0.99a.

20170617
	Convenience release: Removed references to 'gcc' and used 'cc' instead.
	Version 0.99b.

20170712
	Convenience release: Added `correct` pid display in error log.

20171028
	Fixed cosmetic bug in sslserver displaying parent and not child pid in log.
	Tx Bruce Guenter.

20171105
	Clean ups.

20180811
	Fixed missing 'return 0' in ssl_params.c for ECDH handshake (tx. J.W.).
	Version 0.99e

----

20180809
	Complete refurbish based on fehQlibs.
	Native handling of IPv4/IPv6 address for sslclient.
	Version 0.10

20180810
	Added experimental 'ecdhparam' file.
	Version 0.10.1

20180816
	Removed experimental 'ecdhparam' handling -- OpenSSL does not support it.
	fehQlibs-08 required.
	Version 0.10.2

20181010
	Finished TLS 1.3 integration (based on OpenSSL 1.1.1).
	Removed compiler flags for ECDH -- now required.
	fehQlibs-09 based.
	Version 0.10.6

20181109
	Better handling of read EAGAIN (sslserver may hang).
	Include socket_dualstack option (required for OS with IPv6_V6ONLY).
	fehQlibs-10 required.
	Version 0.10.7

20190318
	Added dualstack handling for servers applying the 
	pseudo IP address ':0' on call (common now for all servers).
	Tailored TLS error handling for EAGAIN end error codes.
	Rewrote IPv4 CIDR address evaluation for rules.
	Version 0.10.8

20190505
	Fixed broken evaluation of CIDR and IPv6 addresses; 
	adjusted with ucspi-tcp6-1.10.5.
	Improved compatibility with LibreSSL and included description.
	Version 0.10.9

20190608
	Added DSA/DSS (+ECC) signature verification additionally to RSA.
	Added compatibility with fehQlibs-12.
	Version 0.10.10

20190728
	Compatibility improvements for the forthcoming s/qmail.
	Fixed potential stack corruption in sslclient/sslhande/sslserver
	while assigning hostname => 0.
	Improved OpenSSL + LibreSSL compatibility:
		LibreSSL 2.5 to 2.9 is working
		OpenSSL 1.0.2 to 1.1.1 is working
	Added SNI for sslclient.
	Fixes for sslhandle.
	Included new CIPHERLIST API for ssl_ciphers.
	Removed dependency on conf-tcpbin; modules are expected to be in the path.
	Modules rts.base and rts.sslperl are working now.
	Version 0.10.11

20190810
	Added compatibility with fehQlibs-13.
	Fixed wrong behavior of sslserver/sslclient given a local or remote IPv4
	address. sslhandle is now an own program (man sslhandle.3). 
	Code streamlined with ucspi-tcp6-1.11.0.

20191012
	Removed paranthesis from host in https@: [$host]:$port -> $host:port. Tx, A.E.
	Version 0.11.0

20191021
	Fixed TLSv1* macro's names in ucspissl.h to match ssl_context.c.
20191107
	Clearified usage of 'SSL_CTX_set_ciphersuites()' in ssl_ciphers.c.
	Version 0.11.1
202002117
	Adopted some fixes contributed by Alan S. (mtx):
  DNS IP Name qualification; X.509 DNS name matching; certs are only read on demand.
  Support of STARTTLS in sslclient is postponed to next minor version.
  Version 0.11.2
20200221
	Straightend error codes and exiting for sslserver/sslhandle instead of dropping
	the session in case of errors.	
	Version 0.11.3
20200303
	Fixed iopause return value evaluation in remoteinfo.c.
20200323
	Removed return call evaluation of iopause in ssl_io.c and ssl_timeout.c
	Not clear, whether this is resulting the polling.
	Version 0.11.4
20200730
	Added pollmax limit to sslserver and sslhandle.
	sslclient streamlined with tcpclient. fehQlibs-15 are required.
	Version 0.11.5
20200920
	GCC 10 compliance enforced; removed it-perl from basic install.
	Version 0.11.6a
20210319
	fehQlibs-17 changes included regarding socket interface.
	Synced with ucspi-tcp6-1.12.3 providing MAXCONIP capabilities.
	Successful integration tests for OpenSSL 3.0.0-alpha13 and LibreSSL 3.3.1.
	Version 0.12.1
20210325
	Fixed sslserver's binding to IPv4/IPv6 addresses; code aligned with tcpserver.
	Version 0.12.2
20211017
	sslhandle to bind to IPv4 sockets, if told so.
	Compatibility tests with OpenSSL 3.0. Still preliminary.
	Version 0.12.3
20220824
	Fixed early logmsg() call in sslserver.
	Version 0.12.3
20221228
	Checked compatibility with LibreSSL 3.6/3.7.
	The selected ciphers are now shown during start of sslserver/sslhandle.
	Fixed duplicate symbol in sslhandle (Who).
	Version 0.12.4
20230403
	Included tests on tai_now in ssl_timeout.c and removed obsolete pollmax variables.
  ssl_io.c closes TLS connection gracefully upon SSL_ERROR_SSL recognition
  and not continue looping.
  Version 0.12.5
20230403
  ssl_io uses now two specific return codes under condition 'BOMB' avoiding unnecessary 
  error messages in case of TLS client termination.
  Version 0.12.6
20230529
  sslserver MAXCONIP feature is working now from the cdb read by the children.
  MAXCONIP works even the general limit is 0.
  Fixed wrong '-m' option for sslserver.
  Added ip and port information in case sslserver/sslclient can't bind to local addresses.
  Tweaked rts to include external load libraries.
  Version 0.12.7
20231010
  Added new x509 certs and key material; all ECC now.
  Fixed wrong evaluation of peer cert in ssl_verify (none-critical).
  Version 0.12.8
20231128
  Included IP info in sslserver's TLS error messages for a quick lookup.
  Fixed sslhandle's wrong if nesting.
  sslserver return FATAL (and not ERROR) in case TLS is requested but missing.
  Enhanced compatibility with OpenSSL 3.x.y.
  Version 0.12.9
20231204
  Added argument '-y cdb' to sslserver in order to allow a rule checking
  for IP addresses prior of the DNS/IDENT lookup (to cope with DDos attacks).
  Version 0.12.10
