+20230311
+ + improve manpage description for addch versus unctrl format used for
+ non-printable characters.
+ + modify version-check for gcc/g++, now works for msys2.
+ + modify check in _nc_write_entry() for multiply defined aliases to
+ report problems within the current runtime of tic rather than for
+ conflicts with pre-existing terminal descriptions.
+ + allow for MinGW32-/64-bit configurations to use _DEFAULT_SOURCE
+ + clarify interaction of -R option versus -C, -I and -r in infocmp
+ manpage.
+ + build-fix in lib_win32con.c (cf: 20230211).
+
+20230225
+ + build-fixes for rpm test-packages.
+ + add/use configure check for clock_gettime(), to supersede
+ gettimeofday().
+
+20230218
+ + configure-script improvements:
+ + recent msys2 headers work with _DEFAULT_SOURCE; amend check
+ + use $ac_includes_default in most cases where stdlib.h should work
+ + use #error consistently vs "make an error"
+ + add configure macro for gettimeofday vs inline check
+
+20230211
+ + set dwShareMode in calls to CreateConsoleScreenBuffer() (patch by
+ Hannes Domani).
+ + use CreateFile with "CONIN$", "CONOUT$" rather than GetStdHandle to
+ obtain a handle on the actual console, avoiding redirection in the
+ MinGW/Win32 configurations (adapted from patch by LIU Hao).
+
+20230128
+ + document XF, kxIN and kxOUT -TD
+ + add note on sun/wscons/cmdtool/shelltool -TD
+ + modify configure script check for pkg-config library directory to
+ take into account an older version 0.15.0 which used PKG_CONFIG_PATH
+ but not PKG_CONFIG_LIBDIR
+
+20230121
+ + correct limit-check when dumping tc/use clause via tic -I (report by
+ Gabriel Ravier).
+ + correct a check for manpage-alias in edit_man.sh, to work with out of
+ tree builds (report by Sven Joachim).
+
+20230114
+ + change RV to XR/xr, to avoid conflict with pre-existing usage in vim,
+ to use RV/rv to denote DA2 and its response (discussion with Bram
+ Moolenaar) -TD
+ + add XF flag to xterm+focus so that termcap applications can be aware
+ of terminals which may support focus in/out -TD
+ + use xterm+focus in xterm-p370 and tmux -TD
+ + improve configure-script macros vs compiler warnings.
+
+20230107
+ + add --with-abi-altered configure option (prompted by discussion with
+ Brian Inglis).
+ + add BSD erase2 to characters handled by tset/reset.
+ + improve configure-script macros vs compiler warnings.
+ + regenerate configure scripts with autoconf 2.52.20221202
+ + add RV report+version (suggested by Bram Moolenaar).
+ + add comment to bracketed+paste explaining that vim patch 9.0.1117 is
+ needed for use with the updated xterm descriptions (suggested by Bram
+ Moolenaar).
+
+20221231 6.4 release for upload to ftp.gnu.org
+ + update release notes
+ + regenerate llib-* files.
+ + correct PS vs PE names in bracketed+paste (report by Bram Moolenaar)
+ -TD
+
+20221224
+ + add mutex lock/unlock in a few places reported by thread-sanitizer
+ + add/use bracketed+paste to help identify terminals supporting this
+ xterm feature (prompted by discussion with Bram Moolenaar) -TD
+
+20221217
+ + install Ada95 sample programs in libexecdir, adding a wrapper
+ script to invoke those.
+
+20221210
+ + add minimal -h/-V getopt logic to the remaining test-programs.
+ + free new_pair() data in delscreen (report by "magiblot").
+ + add clarification of the scope of dynamic variables in terminfo(5).
+ + remove a stray '/' from description of %g in terminfo(5).
+
+20221203
+ + add -h usage and -V version options to the test-programs which use
+ getopt.
+ + use "command -v" rather than "type" in Ada95/gen/Makefile.in to fix
+ a portability issue (patch by Nicolas Boulenguez).
+ + update ncurses-howto, more documentation fixes along with corrections
+ to example programs.
+
+20221126
+ + fix an error in pathname of explain.txt (cf: 20200201).
+ + fix an error in "@" command in test/ncurses.c F-menu (cf: 20190121).
+ + improve formatting of ncurses-intro.html and hackguide.html
+ + improve man/curs_clear.3x links to other pages
+
+20221119
+ + use static libraries for AdaCurses test-package for Mageia, since no
+ gprbuild package is available.
+ + updated test packages for Debian.
+
+20221112
+ + build-fixes for AdaCurses RPM test-package.
+
+20221105
+ + regenerate configure scripts with autoconf 2.52.20221009
+ + modify "--with-manpage-format" to support bzip2 and xz compression
+ (prompted by discussion with Sam James).
+ + modify make-tar.sh scripts to make timestamps more predictable.
+
+20221029
+ + improve curs_slk.3x discussion of extensions and portability (report
+ by Bill Gray).
+
+20221023
+ + change man_db.renames to template, to handle ncurses*-config script
+ with the extra-suffix configure option.
+
+20221015
+ + fix another memory-leak in tic.
+ + update install-sh script from autoconf, to fix install problem for
+ Ada95 with Arch; as noted in
+ https://lists.gnu.org/archive/html/automake/2018-09/msg00005.html
+ there are unaddressed issues.
+ + update CF_XOPEN_SOURCE, adding GNU libc suffixes for abi64, abin32,
+ x32 (report by Sven Joachim):
+ + correct ifdef's for _nc_set_read_thread() (patch by Mikhail Korolev,
+ cf: 20220813).
+
+20221008
+ + correct a switch-statement case in configure script to allow for test
+ builds with ABI=7.
+ + modify misc/gen-pkgconfig.in to allow for the case where the library
+ directory does not yet exist, since this is processed before doing an
+ install (report by Michal Liszcz).
+