Log Message:
dialog: update to 1.3-20200228

Changes since 1.3-20190211

2020/02/28
        + updated configure-macros, to work around ncurses vs xcode's c99 -W
        + update config.guess

2019/12/31
        + updated configure-macros.
        + update config.guess

2019/12/10
        + correct rc-file lookup of "default" color (report by Grady \ 
Martin,
          cf: 2019/09/24).
        + fix several issues in the sample scripts reported by shellcheck.
        + fix a few spelling errors reported by codespell (report by Jens
          Schleusener).
        + correct check for return-value of isblank(), which is not necessarily
          0/1 (report/patch by Paul Cercueil, Peter Korsgaard, cf: 2018/05/31).

2019/12/09
        + amend change for parsing command-options before calling init_dialog,
          to handle --no-shadow, etc., which are initialized in init_dialog
          (report by Paul Cercueil, cf: 2018/06/21).
        + add dlg_trace_va_msg to manpage, symbol files.

2019/11/10
        + improve layout of several widgets' data area when maximizing.
        + modify dselect/fselect to work with autosizing (Debian #915949).
        + add error messages from dlg_exiterr() to trace file.
        + improve manual page description of escaping in key-bindings.
        + modify inputmenu to recognize the "Cancel" button and keys \ 
bound to
          that feature while editing a renamed menu item.
        + revert one change, in form.c to the --last-key feature (Debian
          #942025).
        + correct ordering of libraries in configure-script, which appended
          in a case where it should have prepended.
        + update config.guess, config.sub

2019/09/26
        + improve dialog-config script's filtering of -L options using the
          linker default directories.
        + improve dialog-config script, adding a -L option corresponding to
          the configure --libdir option if it would be a duplicate (report by
          Andrew Kosteltsev).
        + build-fix for configure --disable-trace
        + updated pt.po from
                http://translationproject.org/latest/dialog/

2019/09/24
        + allow for underline- and reverse-video flags in the ".rc" file
          (integrated patch by Richard Robbins).

2019/08/08
        + amend change to --last-key feature to eliminate an unnecessary
          separator (report by Gabriele Balducci).

2019/08/06
        + extend --last-key feature to the remaining widgets which have
          ok/cancel buttons, and add logic to map keys which happen to be
          bound to ok/extra/cancel/help to simulate a button-press on the
          corresponding button (report by "sgewrk").

2019/08/01
        + further fixes for dialog-config.in (report by Andrew Kosteltsev).

2019/07/28
        + modify dialog-config.in so that setting prefix or exec-prefix to
          a given value with --prefix=VALUE or --exec-prefix=VALUE has the
          expected result of changing bindir, etc.
        + correct substitution for $LIBS value in dialog-config.in (report by
          Andrew Kosteltsev).

2019/07/24
        + modify dlg_will_resize() and dlg_result_key() functions to reduce
          the chance that dialog exits on a SIGWINCH (Debian #930775).
        + make test-package for the development headers/library
        + add --libs-only-L, etc., to dialog-config script (prompted by
          discussion with Andrew Kosteltsev).
        + fix a memory leak in gauge widget (Andrew Kosteltsev).
        + minor fix for CF_GCC_WARNINGS
        + update config.guess, config.sub