path: root/packages/ncurses/6.5/ncurses-6.5-20250315.patch

# ncurses 6.5 - patch 20250315 - Thomas E. Dickey
#
# ------------------------------------------------------------------------------
#
# Ncurses 6.5 is at
#   https://invisible-island.net/archives/ncurses/
#   https://invisible-mirror.net/archives/ncurses/
#   https://ftp.gnu.org/gnu/ncurses/
#
# Patches for ncurses 6.5 can be found at
#   https://invisible-island.net/archives/ncurses/6.5
#   https://invisible-mirror.net/archives/ncurses/6.5
#
# ------------------------------------------------------------------------------
# https://invisible-island.net/archives/ncurses/6.5/ncurses-6.5-20250315.patch.gz
# patch by Thomas E. Dickey <dickey@invisible-island.net>
# created  Sun Mar 16 00:57:16 UTC 2025
# ------------------------------------------------------------------------------
# NEWS                                 |    5 
# VERSION                              |    2 
# dist.mk                              |    4 
# doc/html/man/curs_add_wch.3x.html    |   90 +++++++-------
# doc/html/man/curs_add_wchstr.3x.html |   29 ++--
# doc/html/man/curs_addch.3x.html      |   54 ++++----
# doc/html/man/curs_addchstr.3x.html   |   21 +--
# doc/html/man/curs_addstr.3x.html     |   25 ++--
# doc/html/man/curs_addwstr.3x.html    |   27 ++--
# doc/html/man/curs_getch.3x.html      |  173 +++++++++++++++------------
# doc/html/man/curs_initscr.3x.html    |   12 -
# doc/html/man/curs_inopts.3x.html     |  206 ++++++++++++++++-----------------
# doc/html/man/ncurses.3x.html         |    2 
# doc/html/man/resizeterm.3x.html      |   16 +-
# doc/html/man/terminfo.5.html         |    2 
# man/curs_add_wch.3x                  |   47 +++----
# man/curs_add_wchstr.3x               |   25 ++--
# man/curs_addch.3x                    |   59 ++++-----
# man/curs_addchstr.3x                 |   25 ++--
# man/curs_addstr.3x                   |   23 ++-
# man/curs_addwstr.3x                  |   23 ++-
# man/curs_getch.3x                    |   77 ++++++++----
# man/curs_initscr.3x                  |   10 -
# man/curs_inopts.3x                   |   14 --
# man/resizeterm.3x                    |   20 ++-
# package/debian-mingw/changelog       |    4 
# package/debian-mingw64/changelog     |    4 
# package/debian/changelog             |    4 
# package/mingw-ncurses.nsi            |    4 
# package/mingw-ncurses.spec           |    2 
# package/ncurses.spec                 |    2 
# package/ncursest.spec                |    2 
# 32 files changed, 545 insertions(+), 468 deletions(-)
# ------------------------------------------------------------------------------
Index: NEWS
Prereq:  1.4259 
--- ncurses-6.5-20250308+/NEWS	2025-03-09 00:39:13.000000000 +0000
+++ ncurses-6.5-20250315/NEWS	2025-03-15 23:56:46.000000000 +0000
@@ -26,7 +26,7 @@
 -- sale, use or other dealings in this Software without prior written        --
 -- authorization.                                                            --
 -------------------------------------------------------------------------------
--- $Id: NEWS,v 1.4259 2025/03/09 00:39:13 tom Exp $
+-- $Id: NEWS,v 1.4261 2025/03/15 23:56:46 tom Exp $
 -------------------------------------------------------------------------------
 
 This is a log of changes that ncurses has gone through since Zeyd started
@@ -46,6 +46,9 @@
 Changes through 1.9.9e did not credit all contributions;
 it is not possible to add this information.
 
+20250315
+	+ improve formatting/style of manpages (patches by Branden Robinson).
+
 20250308
 	+ remove test in wgetch which applied notimeout to the initial read
 	  of a character (patch by Branden Robinson).
Index: VERSION
--- ncurses-6.5-20250308+/VERSION	2025-03-08 11:56:38.000000000 +0000
+++ ncurses-6.5-20250315/VERSION	2025-03-15 11:18:45.000000000 +0000
@@ -1 +1 @@
-5:0:10	6.5	20250308
+5:0:10	6.5	20250315
Index: dist.mk
Prereq:  1.1659 
--- ncurses-6.5-20250308+/dist.mk	2025-03-08 11:56:38.000000000 +0000
+++ ncurses-6.5-20250315/dist.mk	2025-03-15 11:18:45.000000000 +0000
@@ -26,7 +26,7 @@
 # use or other dealings in this Software without prior written               #
 # authorization.                                                             #
 ##############################################################################
-# $Id: dist.mk,v 1.1659 2025/03/08 11:56:38 tom Exp $
+# $Id: dist.mk,v 1.1660 2025/03/15 11:18:45 tom Exp $
 # Makefile for creating ncurses distributions.
 #
 # This only needs to be used directly as a makefile by developers, but
@@ -38,7 +38,7 @@
 # These define the major/minor/patch versions of ncurses.
 NCURSES_MAJOR = 6
 NCURSES_MINOR = 5
-NCURSES_PATCH = 20250308
+NCURSES_PATCH = 20250315
 
 # We don't append the patch to the version, since this only applies to releases
 VERSION = $(NCURSES_MAJOR).$(NCURSES_MINOR)
Index: doc/html/man/curs_add_wch.3x.html
--- ncurses-6.5-20250308+/doc/html/man/curs_add_wch.3x.html	2025-03-09 00:55:53.000000000 +0000
+++ ncurses-6.5-20250315/doc/html/man/curs_add_wch.3x.html	2025-03-15 22:08:51.000000000 +0000
@@ -28,19 +28,19 @@
   * sale, use or other dealings in this Software without prior written       *
   * authorization.                                                           *
   ****************************************************************************
-  * @Id: curs_add_wch.3x,v 1.110 2025/03/08 23:01:20 tom Exp @
+  * @Id: curs_add_wch.3x,v 1.112 2025/03/15 20:38:41 tom Exp @
 -->
 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
 <HTML>
 <HEAD>
 <meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
 <meta name="generator" content="Manpage converted by man2html - see https://invisible-island.net/scripts/readme.html#others_scripts">
-<TITLE>curs_add_wch 3x 2025-03-08 ncurses 6.5 Library calls</TITLE>
+<TITLE>curs_add_wch 3x 2025-03-15 ncurses 6.5 Library calls</TITLE>
 <link rel="author" href="mailto:bug-ncurses@gnu.org">
 
 </HEAD>
 <BODY>
-<H1 class="no-header">curs_add_wch 3x 2025-03-08 ncurses 6.5 Library calls</H1>
+<H1 class="no-header">curs_add_wch 3x 2025-03-15 ncurses 6.5 Library calls</H1>
 <PRE>
 <STRONG><A HREF="curs_add_wch.3x.html">curs_add_wch(3x)</A></STRONG>                 Library calls                <STRONG><A HREF="curs_add_wch.3x.html">curs_add_wch(3x)</A></STRONG>
 
@@ -133,62 +133,62 @@
        function.
 
        Construct  a <EM>curses</EM> complex character from a <EM>wchar</EM><STRONG>_</STRONG><EM>t</EM> with <STRONG><A HREF="curs_getcchar.3x.html">setcchar(3x)</A></STRONG>.
+       A <EM>cchar</EM><STRONG>_</STRONG><EM>t</EM> can be copied from  place  to  place  using  <STRONG><A HREF="curs_in_wch.3x.html">win_wch(3x)</A></STRONG>  and
+       <STRONG>wadd_wch</STRONG>.   See  <STRONG><A HREF="curs_attr.3x.html">curs_attr(3x)</A></STRONG>  for values of predefined constants that
+       can be usefully "or"ed with characters.  A complex character whose only
+       character  component  is  a  wide  space,  and  whose only attribute is
+       <STRONG>WA_NORMAL</STRONG>, is a  <EM>blank</EM>  <EM>character</EM>,  and  therefore  combines  with  the
+       window's background character; see <STRONG><A HREF="curs_bkgrnd.3x.html">curs_bkgrnd(3x)</A></STRONG>.
+
        Much behavior depends on whether the wide characters in <EM>wch</EM> are spacing
        or non-spacing; see subsection "Complex Characters" below.
 
-       <STRONG>o</STRONG>   If  <EM>wch</EM>  contains  a  spacing  character, then any character at the
-           cursor is first removed.   The  complex  character  <EM>wch</EM>,  with  its
-           attributes  and  color  pair  identifier,  becomes  the <EM>base</EM> of the
+       <STRONG>o</STRONG>   If <EM>wch</EM> contains a spacing character,  then  any  character  at  the
+           cursor  is  first  removed.   The  complex  character <EM>wch</EM>, with its
+           attributes and color pair  identifier,  becomes  the  <EM>base</EM>  of  the
            <EM>active</EM> <EM>complex</EM> <EM>character</EM>.
 
        <STRONG>o</STRONG>   If <EM>wch</EM> contains only non-spacing characters, they are combined with
-           the  active  complex  character.  <EM>curses</EM> ignores its attributes and
+           the active complex character.  <EM>curses</EM> ignores  its  attributes  and
            color pair identifier, and does not advance the cursor.
 
-       Further non-spacing characters added with <STRONG>wadd_wch</STRONG> are not  written  at
-       the  new  cursor position but combine with the active complex character
-       until another spacing character is written to the window or the  cursor
+       Further  non-spacing  characters added with <STRONG>wadd_wch</STRONG> are not written at
+       the new cursor position but combine with the active  complex  character
+       until  another spacing character is written to the window or the cursor
        is moved.
 
-       If  the  cursor  is  not  at  the  bottom  of  the scrolling region and
-       advancement occurs at the right margin, the cursor automatically  wraps
+       If the cursor is  not  at  the  bottom  of  the  scrolling  region  and
+       advancement  occurs at the right margin, the cursor automatically wraps
        to the beginning of the next line.
 
        If the cursor is at the bottom of the scrolling region when advancement
-       occurs at the right margin, and <STRONG><A HREF="scrollok.3x.html">scrollok(3x)</A></STRONG> is enabled  for  <EM>win</EM>,  the
-       cursor  wraps  as  above  and the scrolling region scrolls up one line.
-       Otherwise, advancement and scrolling do not occur, and  <STRONG>waddch</STRONG>  returns
+       occurs  at  the  right margin, and <STRONG><A HREF="scrollok.3x.html">scrollok(3x)</A></STRONG> is enabled for <EM>win</EM>, the
+       cursor wraps as above and the scrolling region  scrolls  up  one  line.
+       Otherwise,  advancement  and scrolling do not occur, and <STRONG>waddch</STRONG> returns
        <STRONG>ERR</STRONG>.
 
-       If  <EM>wch</EM>  is a backspace, carriage return, line feed, or tab, the cursor
+       If <EM>wch</EM> is a backspace, carriage return, line feed, or tab,  the  cursor
        moves appropriately within the window.
 
-       <STRONG>o</STRONG>   Backspace moves the cursor one character left; at the  left  margin
+       <STRONG>o</STRONG>   Backspace  moves  the cursor one character left; at the left margin
            of a window, it does nothing.
 
-       <STRONG>o</STRONG>   Carriage  return  moves  the  cursor to the left margin on the same
+       <STRONG>o</STRONG>   Carriage return moves the cursor to the left  margin  on  the  same
            line of the window.
 
-       <STRONG>o</STRONG>   Line feed does a <STRONG><A HREF="curs_clear.3x.html">clrtoeol(3x)</A></STRONG>, then advances as if from  the  right
+       <STRONG>o</STRONG>   Line  feed  does a <STRONG><A HREF="curs_clear.3x.html">clrtoeol(3x)</A></STRONG>, then advances as if from the right
            margin.
 
-       <STRONG>o</STRONG>   Tab  advances the cursor to the next tab stop (possibly on the next
-           line); these are placed at every eighth column by  default.   Alter
-           the    tab    interval    with    the    <STRONG>TABSIZE</STRONG>   extension;   see
+       <STRONG>o</STRONG>   Tab advances the cursor to the next tab stop (possibly on the  next
+           line);  these  are placed at every eighth column by default.  Alter
+           the   tab   interval    with    the    <STRONG>TABSIZE</STRONG>    extension;    see
            <STRONG><A HREF="curs_variables.3x.html">curs_variables(3x)</A></STRONG>.
 
-       If <EM>wch</EM> is any other nonprintable character, it is  drawn  in  printable
-       form  using the same convention as <STRONG><A HREF="curs_util.3x.html">wunctrl(3x)</A></STRONG>.  Calling <STRONG><A HREF="curs_in_wch.3x.html">win_wch(3x)</A></STRONG> on
-       the location of a nonprintable character does not return the  character
+       If  <EM>wch</EM>  is  any other nonprintable character, it is drawn in printable
+       form using the same convention as <STRONG><A HREF="curs_util.3x.html">wunctrl(3x)</A></STRONG>.  Calling <STRONG><A HREF="curs_in_wch.3x.html">win_wch(3x)</A></STRONG>  on
+       the  location of a nonprintable character does not return the character
        itself, but its <STRONG><A HREF="curs_util.3x.html">wunctrl(3x)</A></STRONG> representation.
 
-       A  <EM>cchar</EM><STRONG>_</STRONG><EM>t</EM>  can  be  copied  from  place to place using <STRONG><A HREF="curs_in_wch.3x.html">win_wch(3x)</A></STRONG> and
-       <STRONG>wadd_wch</STRONG>.  See <STRONG><A HREF="curs_attr.3x.html">curs_attr(3x)</A></STRONG> for values of  predefined  constants  that
-       can be usefully "or"ed with characters.  A complex character whose only
-       character component is a  wide  space,  and  whose  only  attribute  is
-       <STRONG>WA_NORMAL</STRONG>,  is  a  <EM>blank</EM>  <EM>character</EM>,  and  therefore  combines with the
-       background character; see <STRONG><A HREF="curs_bkgrnd.3x.html">curs_bkgrnd(3x)</A></STRONG>.
-
 
 </PRE><H3><a name="h3-wecho_wchar">wecho_wchar</a></H3><PRE>
        <STRONG>echo_wchar</STRONG>  and  <STRONG>wecho_wchar</STRONG>  are  equivalent  to  calling   (<STRONG>w</STRONG>)<STRONG>add_wch</STRONG>
@@ -201,16 +201,16 @@
 </PRE><H3><a name="h3-Forms-Drawing-Characters">Forms-Drawing Characters</a></H3><PRE>
        <EM>curses</EM> defines macros  starting  with  <STRONG>WACS_</STRONG>  that  can  be  used  with
        <STRONG>wadd_wch</STRONG>  to  write  line-drawing  and  other  symbols  to  the screen.
-       <EM>ncurses</EM> terms these <EM>forms-drawing</EM> <EM>characters.</EM>  The ACS  default  listed
-       below  is  used  if  the  <STRONG>acs_chars</STRONG> (<STRONG>acsc</STRONG>) <EM>terminfo</EM> capability does not
-       define a terminal-specific replacement for it, or if the terminal  type
-       and locale configuration require Unicode to access these characters but
-       the  library  is  unable  to  use  Unicode.   The  "acsc  char"  column
-       corresponds to how the characters are specified in the <STRONG>acs_chars</STRONG> (<STRONG>acsc</STRONG>)
-       string capability, and the characters in it may appear on the screen if
-       the  terminal type's database entry incorrectly advertises ACS support.
-       The name "ACS" originates in the Alternate Character Set feature of the
-       DEC VT100 terminal.
+       <EM>ncurses</EM> terms these <EM>forms-drawing</EM>  <EM>characters.</EM>   <EM>curses</EM>  uses  the  ACS
+       default  listed  below  if the terminal type lacks the <STRONG>acs_chars</STRONG> (<STRONG>acsc</STRONG>)
+       capability; that capability does  not  define  a  replacement  for  the
+       character;  or  if  the  terminal type and locale configuration require
+       Unicode to access these characters, but the library is  unable  to  use
+       Unicode.   The "acsc char" column corresponds to how the characters are
+       specified in the <STRONG>acs_chars</STRONG> (<STRONG>acsc</STRONG>) string capability, and the characters
+       in  it  may  appear on the screen if the terminal type's database entry
+       incorrectly advertises ACS support.  The name "ACS" originates  in  the
+       Alternate Character Set feature of the DEC VT100 terminal.
 
                        <STRONG>Unicode</STRONG>   <STRONG>ACS</STRONG>       <STRONG>acsc</STRONG>
        <STRONG>Symbol</STRONG>          <STRONG>Default</STRONG>   <STRONG>Default</STRONG>   <STRONG>char</STRONG>   <STRONG>Glyph</STRONG> <STRONG>Name</STRONG>
@@ -299,7 +299,7 @@
 </PRE><H2><a name="h2-RETURN-VALUE">RETURN VALUE</a></H2><PRE>
        These functions return <STRONG>OK</STRONG> on success and <STRONG>ERR</STRONG> on failure.
 
-       In <EM>ncurses</EM>, they return <STRONG>ERR</STRONG> if
+       In <EM>ncurses</EM>, these functions fail if
 
        <STRONG>o</STRONG>   the <EM>curses</EM> screen has not been initialized,
 
@@ -325,7 +325,7 @@
 </PRE><H2><a name="h2-EXTENSIONS">EXTENSIONS</a></H2><PRE>
        The   symbols  <EM>WACS</EM><STRONG>_</STRONG><EM>S3</EM>,  <EM>WACS</EM><STRONG>_</STRONG><EM>S7</EM>,  <EM>WACS</EM><STRONG>_</STRONG><EM>LEQUAL</EM>,  <EM>WACS</EM><STRONG>_</STRONG><EM>GEQUAL</EM>,  <EM>WACS</EM><STRONG>_</STRONG><EM>PI</EM>,
        <EM>WACS</EM><STRONG>_</STRONG><EM>NEQUAL</EM>,  and  <EM>WACS</EM><STRONG>_</STRONG><EM>STERLING</EM>  are  not  standard.   However,   many
-       publicly   available   <EM>terminfo</EM>   entries   include   <EM>acs</EM><STRONG>_</STRONG><EM>chars</EM>  (<STRONG>acsc</STRONG>)
+       publicly   available   <EM>terminfo</EM>   entries   include   <STRONG>acs_chars</STRONG>  (<STRONG>acsc</STRONG>)
        capabilities in which their key characters (<STRONG>pryz{|}</STRONG>) are embedded,  and
        a  second-hand  list of their character descriptions has come to light.
        The <EM>ncurses</EM> developers invented WACS-prefixed names for them.
@@ -450,7 +450,7 @@
 
 
 
-ncurses 6.5                       2025-03-08                  <STRONG><A HREF="curs_add_wch.3x.html">curs_add_wch(3x)</A></STRONG>
+ncurses 6.5                       2025-03-15                  <STRONG><A HREF="curs_add_wch.3x.html">curs_add_wch(3x)</A></STRONG>
 </PRE>
 <div class="nav">
 <ul>
Index: doc/html/man/curs_add_wchstr.3x.html
--- ncurses-6.5-20250308+/doc/html/man/curs_add_wchstr.3x.html	2025-02-02 00:43:56.000000000 +0000
+++ ncurses-6.5-20250315/doc/html/man/curs_add_wchstr.3x.html	2025-03-15 22:08:51.000000000 +0000
@@ -27,19 +27,19 @@
   * sale, use or other dealings in this Software without prior written       *
   * authorization.                                                           *
   ****************************************************************************
-  * @Id: curs_add_wchstr.3x,v 1.55 2025/02/01 22:57:57 tom Exp @
+  * @Id: curs_add_wchstr.3x,v 1.57 2025/03/15 20:41:04 tom Exp @
 -->
 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
 <HTML>
 <HEAD>
 <meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
 <meta name="generator" content="Manpage converted by man2html - see https://invisible-island.net/scripts/readme.html#others_scripts">
-<TITLE>curs_add_wchstr 3x 2025-02-01 ncurses 6.5 Library calls</TITLE>
+<TITLE>curs_add_wchstr 3x 2025-03-15 ncurses 6.5 Library calls</TITLE>
 <link rel="author" href="mailto:bug-ncurses@gnu.org">
 
 </HEAD>
 <BODY>
-<H1 class="no-header">curs_add_wchstr 3x 2025-02-01 ncurses 6.5 Library calls</H1>
+<H1 class="no-header">curs_add_wchstr 3x 2025-03-15 ncurses 6.5 Library calls</H1>
 <PRE>
 <STRONG><A HREF="curs_add_wchstr.3x.html">curs_add_wchstr(3x)</A></STRONG>              Library calls             <STRONG><A HREF="curs_add_wchstr.3x.html">curs_add_wchstr(3x)</A></STRONG>
 
@@ -97,18 +97,21 @@
 </PRE><H2><a name="h2-RETURN-VALUE">RETURN VALUE</a></H2><PRE>
        These functions return <STRONG>OK</STRONG> on success and <STRONG>ERR</STRONG> on failure.
 
-       In <EM>ncurses</EM>, they return <STRONG>ERR</STRONG> if
+       In <EM>ncurses</EM>, these functions fail if
 
-       <STRONG>o</STRONG>   <EM>win</EM> is <EM>NULL</EM> or
+       <STRONG>o</STRONG>   the <EM>curses</EM> screen has not been initialized,
 
-       <STRONG>o</STRONG>   <EM>wchstr</EM> is <EM>NULL</EM>.
+       <STRONG>o</STRONG>   <EM>wchstr</EM> is a null pointer, or
 
-       Functions  prefixed with "mv" first perform cursor movement and fail if
+       <STRONG>o</STRONG>   (for  functions  taking  a  <EM>WINDOW</EM>  pointer argument) <EM>win</EM> is a null
+           pointer.
+
+       Functions prefixed with "mv" first perform cursor movement and fail  if
        the position (<EM>y</EM>, <EM>x</EM>) is outside the window boundaries.
 
 
 </PRE><H2><a name="h2-NOTES">NOTES</a></H2><PRE>
-       All of these  functions  except  <STRONG>wadd_wchnstr</STRONG>  may  be  implemented  as
+       All  of  these  functions  except  <STRONG>wadd_wchnstr</STRONG>  may  be implemented as
        macros.
 
 
@@ -118,10 +121,10 @@
 
 
 </PRE><H2><a name="h2-HISTORY">HISTORY</a></H2><PRE>
-       X/Open Curses Issue 4 (1995) initially specified these functions.   The
-       System V  Interface  Definition  Version 4  of  the same year specified
-       functions named <EM>waddwchstr</EM> and <EM>waddwchnstr</EM> (and  the  usual  variants).
-       These  were  later additions to SVr4.<EM>x</EM>, not appearing in the first SVr4
+       X/Open  Curses Issue 4 (1995) initially specified these functions.  The
+       System V Interface Definition Version 4  of  the  same  year  specified
+       functions  named  <EM>waddwchstr</EM>  and <EM>waddwchnstr</EM> (and the usual variants).
+       These were later additions to SVr4.<EM>x</EM>, not appearing in the  first  SVr4
        (1989).  They differed from X/Open's later <EM>wadd</EM><STRONG>_</STRONG><EM>wchstr</EM> and <EM>wadd</EM><STRONG>_</STRONG><EM>wchnstr</EM>
        in that they each took an argument of type <EM>wchar</EM><STRONG>_</STRONG><EM>t</EM> instead of <EM>cchar</EM><STRONG>_</STRONG><EM>t</EM>.
 
@@ -134,7 +137,7 @@
 
 
 
-ncurses 6.5                       2025-02-01               <STRONG><A HREF="curs_add_wchstr.3x.html">curs_add_wchstr(3x)</A></STRONG>
+ncurses 6.5                       2025-03-15               <STRONG><A HREF="curs_add_wchstr.3x.html">curs_add_wchstr(3x)</A></STRONG>
 </PRE>
 <div class="nav">
 <ul>
Index: doc/html/man/curs_addch.3x.html
--- ncurses-6.5-20250308+/doc/html/man/curs_addch.3x.html	2025-03-09 00:55:53.000000000 +0000
+++ ncurses-6.5-20250315/doc/html/man/curs_addch.3x.html	2025-03-15 22:08:51.000000000 +0000
@@ -28,19 +28,19 @@
   * sale, use or other dealings in this Software without prior written       *
   * authorization.                                                           *
   ****************************************************************************
-  * @Id: curs_addch.3x,v 1.130 2025/03/08 23:01:20 tom Exp @
+  * @Id: curs_addch.3x,v 1.132 2025/03/15 20:40:50 tom Exp @
 -->
 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
 <HTML>
 <HEAD>
 <meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
 <meta name="generator" content="Manpage converted by man2html - see https://invisible-island.net/scripts/readme.html#others_scripts">
-<TITLE>curs_addch 3x 2025-03-08 ncurses 6.5 Library calls</TITLE>
+<TITLE>curs_addch 3x 2025-03-15 ncurses 6.5 Library calls</TITLE>
 <link rel="author" href="mailto:bug-ncurses@gnu.org">
 
 </HEAD>
 <BODY>
-<H1 class="no-header">curs_addch 3x 2025-03-08 ncurses 6.5 Library calls</H1>
+<H1 class="no-header">curs_addch 3x 2025-03-15 ncurses 6.5 Library calls</H1>
 <PRE>
 <STRONG><A HREF="curs_addch.3x.html">curs_addch(3x)</A></STRONG>                   Library calls                  <STRONG><A HREF="curs_addch.3x.html">curs_addch(3x)</A></STRONG>
 
@@ -106,11 +106,19 @@
        the   cursor   position,   analogously  to  the  standard  C  library's
        <STRONG>putchar(3)</STRONG>.  <STRONG><A HREF="ncurses.3x.html">ncurses(3x)</A></STRONG> describes the variants of this function.
 
-       Construct a <EM>curses</EM> character from a  <EM>char</EM>  by  assignment.   Subsection
-       "Video  Attributes"  of  <STRONG><A HREF="curs_attr.3x.html">attron(3x)</A></STRONG>  describes  how  to  manipulate its
-       attributes and color pair.  (A color  pair  selection  is  not  honored
+       Construct a <EM>curses</EM> character from a <EM>char</EM>  by  assignment  or  typecast.
+       Subsection "Video Attributes" of <STRONG><A HREF="curs_attr.3x.html">attron(3x)</A></STRONG> describes how to manipulate
+       its attributes and color pair.  (A color pair selection is not  honored
        unless initialized; see <STRONG><A HREF="curs_color.3x.html">start_color(3x)</A></STRONG>.)
 
+       The  object or expression <EM>ch</EM> may contain attributes and/or a color pair
+       identifier.  (A  <EM>chtype</EM>  can  be  copied  from  place  to  place  using
+       <STRONG><A HREF="curs_inch.3x.html">winch(3x)</A></STRONG>  and  <STRONG>waddch</STRONG>.)   See  <STRONG><A HREF="curs_attr.3x.html">curs_attr(3x)</A></STRONG>  for values of predefined
+       constants that can be usefully "or"ed  with  characters.   A  <EM>ch</EM>  whose
+       character  component  is a space, and whose only attribute is <STRONG>A_NORMAL</STRONG>,
+       is  a  <EM>blank</EM>  <EM>character</EM>,  and  therefore  combines  with  the  window's
+       background character; see <STRONG><A HREF="curs_bkgd.3x.html">curs_bkgd(3x)</A></STRONG>.
+
        If  the  cursor  is  not  at  the  bottom  of  the scrolling region and
        advancement occurs at the right margin, the cursor automatically  wraps
        to the beginning of the next line.
@@ -143,14 +151,6 @@
        location of a nonprintable character  does  not  return  the  character
        itself, but its <STRONG><A HREF="unctrl.3x.html">unctrl(3x)</A></STRONG> representation.
 
-       The  object or expression <EM>ch</EM> may contain attributes and/or a color pair
-       identifier.  (A  <EM>chtype</EM>  can  be  copied  from  place  to  place  using
-       <STRONG><A HREF="curs_inch.3x.html">winch(3x)</A></STRONG>  and  <STRONG>waddch</STRONG>.)   See  <STRONG><A HREF="curs_attr.3x.html">curs_attr(3x)</A></STRONG>  for values of predefined
-       constants that can be usefully "or"ed  with  characters.   A  <EM>ch</EM>  whose
-       character  component  is a space, and whose only attribute is <STRONG>A_NORMAL</STRONG>,
-       is a <EM>blank</EM>  <EM>character</EM>,  and  therefore  combines  with  the  background
-       character; see <STRONG><A HREF="curs_bkgd.3x.html">curs_bkgd(3x)</A></STRONG>.
-
 
 </PRE><H3><a name="h3-wechochar">wechochar</a></H3><PRE>
        <STRONG>echochar</STRONG>  and  <STRONG>wechochar</STRONG> are equivalent to calling (<STRONG>w</STRONG>)<STRONG>addch</STRONG> followed by
@@ -164,16 +164,16 @@
 </PRE><H3><a name="h3-Forms-Drawing-Characters">Forms-Drawing Characters</a></H3><PRE>
        <EM>curses</EM> defines macros starting with <STRONG>ACS_</STRONG> that can be used  with  <STRONG>waddch</STRONG>
        to  write  line-drawing and other symbols to the screen.  <EM>ncurses</EM> terms
-       these <EM>forms-drawing</EM> <EM>characters.</EM>  The ACS default listed below  is  used
-       if the <STRONG>acs_chars</STRONG> (<STRONG>acsc</STRONG>) <EM>terminfo</EM> capability does not define a terminal-
-       specific replacement for  it,  or  if  the  terminal  type  and  locale
-       configuration  require  Unicode  to  access  these  characters  but the
-       library is unable to use Unicode.  The "acsc char"  column  corresponds
-       to  how  the  characters  are  specified in the <STRONG>acs_chars</STRONG> (<STRONG>acsc</STRONG>) string
-       capability, and the characters in it may appear on the  screen  if  the
-       terminal type's database entry incorrectly advertises ACS support.  The
-       name "ACS" originates in the Alternate Character Set feature of the DEC
-       VT100 terminal.
+       these <EM>forms-drawing</EM> <EM>characters.</EM>  <EM>curses</EM> uses  the  ACS  default  listed
+       below  if the terminal type lacks the <STRONG>acs_chars</STRONG> (<STRONG>acsc</STRONG>) capability; that
+       capability does not define a replacement for the character; or  if  the
+       terminal  type and locale configuration require Unicode to access these
+       characters, but the library is unable to use Unicode.  The "acsc  char"
+       column corresponds to how the characters are specified in the <STRONG>acs_chars</STRONG>
+       (<STRONG>acsc</STRONG>) string capability, and the characters in it may  appear  on  the
+       screen if the terminal type's database entry incorrectly advertises ACS
+       support.  The name "ACS" originates  in  the  Alternate  Character  Set
+       feature of the DEC VT100 terminal.
 
                       <STRONG>ACS</STRONG>       <STRONG>acsc</STRONG>
        <STRONG>Symbol</STRONG>         <STRONG>Default</STRONG>   <STRONG>char</STRONG>   <STRONG>Glyph</STRONG> <STRONG>Name</STRONG>
@@ -216,7 +216,7 @@
 </PRE><H2><a name="h2-RETURN-VALUE">RETURN VALUE</a></H2><PRE>
        These functions return <STRONG>OK</STRONG> on success and <STRONG>ERR</STRONG> on failure.
 
-       In <EM>ncurses</EM>, they return <STRONG>ERR</STRONG> if
+       In <EM>ncurses</EM>, these functions fail if
 
        <STRONG>o</STRONG>   the <EM>curses</EM> screen has not been initialized,
 
@@ -252,7 +252,7 @@
        The symbols <EM>ACS</EM><STRONG>_</STRONG><EM>S3</EM>, <EM>ACS</EM><STRONG>_</STRONG><EM>S7</EM>, <EM>ACS</EM><STRONG>_</STRONG><EM>LEQUAL</EM>, <EM>ACS</EM><STRONG>_</STRONG><EM>GEQUAL</EM>, <EM>ACS</EM><STRONG>_</STRONG><EM>PI</EM>, <EM>ACS</EM><STRONG>_</STRONG><EM>NEQUAL</EM>,
        and  <EM>ACS</EM><STRONG>_</STRONG><EM>STERLING</EM> were not documented in any publicly released System V
        and are  not  standard.   However,  many  publicly  available  <EM>terminfo</EM>
-       entries  include  <EM>acs</EM><STRONG>_</STRONG><EM>chars</EM>  (<STRONG>acsc</STRONG>)  capabilities  in  which  their key
+       entries  include  <STRONG>acs_chars</STRONG>  (<STRONG>acsc</STRONG>)  capabilities  in  which  their key
        characters (<STRONG>pryz{|}</STRONG>) are embedded, and  a  second-hand  list  of  their
        character  descriptions  has  come  to  light.   The <EM>ncurses</EM> developers
        invented ACS-prefixed names for them.
@@ -365,7 +365,7 @@
 
 
 
-ncurses 6.5                       2025-03-08                    <STRONG><A HREF="curs_addch.3x.html">curs_addch(3x)</A></STRONG>
+ncurses 6.5                       2025-03-15                    <STRONG><A HREF="curs_addch.3x.html">curs_addch(3x)</A></STRONG>
 </PRE>
 <div class="nav">
 <ul>
Index: doc/html/man/curs_addchstr.3x.html
--- ncurses-6.5-20250308+/doc/html/man/curs_addchstr.3x.html	2025-02-02 00:43:57.000000000 +0000
+++ ncurses-6.5-20250315/doc/html/man/curs_addchstr.3x.html	2025-03-15 22:08:51.000000000 +0000
@@ -27,19 +27,19 @@
   * sale, use or other dealings in this Software without prior written       *
   * authorization.                                                           *
   ****************************************************************************
-  * @Id: curs_addchstr.3x,v 1.60 2025/02/01 22:50:42 tom Exp @
+  * @Id: curs_addchstr.3x,v 1.62 2025/03/15 20:41:04 tom Exp @
 -->
 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
 <HTML>
 <HEAD>
 <meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
 <meta name="generator" content="Manpage converted by man2html - see https://invisible-island.net/scripts/readme.html#others_scripts">
-<TITLE>curs_addchstr 3x 2025-02-01 ncurses 6.5 Library calls</TITLE>
+<TITLE>curs_addchstr 3x 2025-03-15 ncurses 6.5 Library calls</TITLE>
 <link rel="author" href="mailto:bug-ncurses@gnu.org">
 
 </HEAD>
 <BODY>
-<H1 class="no-header">curs_addchstr 3x 2025-02-01 ncurses 6.5 Library calls</H1>
+<H1 class="no-header">curs_addchstr 3x 2025-03-15 ncurses 6.5 Library calls</H1>
 <PRE>
 <STRONG><A HREF="curs_addchstr.3x.html">curs_addchstr(3x)</A></STRONG>                Library calls               <STRONG><A HREF="curs_addchstr.3x.html">curs_addchstr(3x)</A></STRONG>
 
@@ -91,13 +91,16 @@
 </PRE><H2><a name="h2-RETURN-VALUE">RETURN VALUE</a></H2><PRE>
        These functions return <STRONG>OK</STRONG> on success and <STRONG>ERR</STRONG> on failure.
 
-       In <EM>ncurses</EM>, they return <STRONG>ERR</STRONG> if
+       In <EM>ncurses</EM>, these functions fail if
 
-       <STRONG>o</STRONG>   <EM>win</EM> is <EM>NULL</EM> or
+       <STRONG>o</STRONG>   the <EM>curses</EM> screen has not been initialized,
 
-       <STRONG>o</STRONG>   <EM>chstr</EM> is <EM>NULL</EM>.
+       <STRONG>o</STRONG>   <EM>chstr</EM> is a null pointer, or
 
-       Functions  prefixed with "mv" first perform cursor movement and fail if
+       <STRONG>o</STRONG>   (for  functions  taking  a  <EM>WINDOW</EM>  pointer argument) <EM>win</EM> is a null
+           pointer.
+
+       Functions prefixed with "mv" first perform cursor movement and fail  if
        the position (<EM>y</EM>, <EM>x</EM>) is outside the window boundaries.
 
 
@@ -109,7 +112,7 @@
        X/Open Curses Issue 4 describes these functions.  It specifies no error
        conditions for them.
 
-       SVr4  describes  a  successful  return  value only as "an integer value
+       SVr4 describes a successful return value  only  as  "an  integer  value
        other than <EM>ERR</EM>".
 
 
@@ -125,7 +128,7 @@
 
 
 
-ncurses 6.5                       2025-02-01                 <STRONG><A HREF="curs_addchstr.3x.html">curs_addchstr(3x)</A></STRONG>
+ncurses 6.5                       2025-03-15                 <STRONG><A HREF="curs_addchstr.3x.html">curs_addchstr(3x)</A></STRONG>
 </PRE>
 <div class="nav">
 <ul>
Index: doc/html/man/curs_addstr.3x.html
--- ncurses-6.5-20250308+/doc/html/man/curs_addstr.3x.html	2025-02-02 00:43:57.000000000 +0000
+++ ncurses-6.5-20250315/doc/html/man/curs_addstr.3x.html	2025-03-15 22:08:51.000000000 +0000
@@ -27,19 +27,19 @@
   * sale, use or other dealings in this Software without prior written       *
   * authorization.                                                           *
   ****************************************************************************
-  * @Id: curs_addstr.3x,v 1.67 2025/02/01 22:48:11 tom Exp @
+  * @Id: curs_addstr.3x,v 1.69 2025/03/15 20:41:04 tom Exp @
 -->
 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
 <HTML>
 <HEAD>
 <meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
 <meta name="generator" content="Manpage converted by man2html - see https://invisible-island.net/scripts/readme.html#others_scripts">
-<TITLE>curs_addstr 3x 2025-02-01 ncurses 6.5 Library calls</TITLE>
+<TITLE>curs_addstr 3x 2025-03-15 ncurses 6.5 Library calls</TITLE>
 <link rel="author" href="mailto:bug-ncurses@gnu.org">
 
 </HEAD>
 <BODY>
-<H1 class="no-header">curs_addstr 3x 2025-02-01 ncurses 6.5 Library calls</H1>
+<H1 class="no-header">curs_addstr 3x 2025-03-15 ncurses 6.5 Library calls</H1>
 <PRE>
 <STRONG><A HREF="curs_addstr.3x.html">curs_addstr(3x)</A></STRONG>                  Library calls                 <STRONG><A HREF="curs_addstr.3x.html">curs_addstr(3x)</A></STRONG>
 
@@ -77,15 +77,18 @@
 </PRE><H2><a name="h2-RETURN-VALUE">RETURN VALUE</a></H2><PRE>
        These functions return <STRONG>OK</STRONG> on success and <STRONG>ERR</STRONG> on failure.
 
-       In <EM>ncurses</EM>, they return <STRONG>ERR</STRONG> if
+       In <EM>ncurses</EM>, these functions fail if
 
-       <STRONG>o</STRONG>   <EM>win</EM> is <EM>NULL</EM>,
+       <STRONG>o</STRONG>   the <EM>curses</EM> screen has not been initialized,
 
-       <STRONG>o</STRONG>   <EM>str</EM> is <EM>NULL</EM>, or
+       <STRONG>o</STRONG>   <EM>str</EM> is a null pointer,
+
+       <STRONG>o</STRONG>   (for functions taking a <EM>WINDOW</EM> pointer  argument)  <EM>win</EM>  is  a  null
+           pointer, or
 
        <STRONG>o</STRONG>   an internal <STRONG><A HREF="curs_addch.3x.html">waddch(3x)</A></STRONG> call returns <STRONG>ERR</STRONG>.
 
-       Functions prefixed with "mv" first perform cursor movement and fail  if
+       Functions  prefixed with "mv" first perform cursor movement and fail if
        the position (<EM>y</EM>, <EM>x</EM>) is outside the window boundaries.
 
 
@@ -97,12 +100,12 @@
        X/Open Curses Issue 4 describes these functions.  It specifies no error
        conditions for them.
 
-       SVr4 describes a successful return value  only  as  "an  integer  value
+       SVr4  describes  a  successful  return  value only as "an integer value
        other than <EM>ERR</EM>".
 
 
 </PRE><H2><a name="h2-HISTORY">HISTORY</a></H2><PRE>
-       4BSD  (1980)  introduced  <EM>waddstr</EM>  along  with its variants, the latter
+       4BSD (1980) introduced <EM>waddstr</EM> along  with  its  variants,  the  latter
        defined as macros.
 
        SVr3.1 (1987) added <EM>waddnstr</EM> (and its variants) redefining <EM>waddstr</EM> as a
@@ -110,14 +113,14 @@
 
 
 </PRE><H2><a name="h2-SEE-ALSO">SEE ALSO</a></H2><PRE>
-       <STRONG><A HREF="curs_addwstr.3x.html">curs_addwstr(3x)</A></STRONG>  describes comparable functions of the <EM>ncurses</EM> library
+       <STRONG><A HREF="curs_addwstr.3x.html">curs_addwstr(3x)</A></STRONG> describes comparable functions of the <EM>ncurses</EM>  library
        in its wide-character configuration (<EM>ncursesw</EM>).
 
        <STRONG><A HREF="ncurses.3x.html">curses(3x)</A></STRONG>, <STRONG><A HREF="curs_addch.3x.html">curs_addch(3x)</A></STRONG>, <STRONG><A HREF="curs_addchstr.3x.html">curs_addchstr(3x)</A></STRONG>
 
 
 
-ncurses 6.5                       2025-02-01                   <STRONG><A HREF="curs_addstr.3x.html">curs_addstr(3x)</A></STRONG>
+ncurses 6.5                       2025-03-15                   <STRONG><A HREF="curs_addstr.3x.html">curs_addstr(3x)</A></STRONG>
 </PRE>
 <div class="nav">
 <ul>
Index: doc/html/man/curs_addwstr.3x.html
--- ncurses-6.5-20250308+/doc/html/man/curs_addwstr.3x.html	2025-02-02 00:43:57.000000000 +0000
+++ ncurses-6.5-20250315/doc/html/man/curs_addwstr.3x.html	2025-03-15 22:08:51.000000000 +0000
@@ -27,19 +27,19 @@
   * sale, use or other dealings in this Software without prior written       *
   * authorization.                                                           *
   ****************************************************************************
-  * @Id: curs_addwstr.3x,v 1.58 2025/02/01 22:54:32 tom Exp @
+  * @Id: curs_addwstr.3x,v 1.60 2025/03/15 20:41:04 tom Exp @
 -->
 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
 <HTML>
 <HEAD>
 <meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
 <meta name="generator" content="Manpage converted by man2html - see https://invisible-island.net/scripts/readme.html#others_scripts">
-<TITLE>curs_addwstr 3x 2025-02-01 ncurses 6.5 Library calls</TITLE>
+<TITLE>curs_addwstr 3x 2025-03-15 ncurses 6.5 Library calls</TITLE>
 <link rel="author" href="mailto:bug-ncurses@gnu.org">
 
 </HEAD>
 <BODY>
-<H1 class="no-header">curs_addwstr 3x 2025-02-01 ncurses 6.5 Library calls</H1>
+<H1 class="no-header">curs_addwstr 3x 2025-03-15 ncurses 6.5 Library calls</H1>
 <PRE>
 <STRONG><A HREF="curs_addwstr.3x.html">curs_addwstr(3x)</A></STRONG>                 Library calls                <STRONG><A HREF="curs_addwstr.3x.html">curs_addwstr(3x)</A></STRONG>
 
@@ -81,15 +81,18 @@
 </PRE><H2><a name="h2-RETURN-VALUE">RETURN VALUE</a></H2><PRE>
        These functions return <STRONG>OK</STRONG> on success and <STRONG>ERR</STRONG> on failure.
 
-       In <EM>ncurses</EM>, they return <STRONG>ERR</STRONG> if
+       In <EM>ncurses</EM>, these functions fail if
 
-       <STRONG>o</STRONG>   <EM>win</EM> is <EM>NULL</EM>,
+       <STRONG>o</STRONG>   the <EM>curses</EM> screen has not been initialized,
 
-       <STRONG>o</STRONG>   <EM>wstr</EM> is <EM>NULL</EM>, or
+       <STRONG>o</STRONG>   <EM>wstr</EM> is a null pointer,
+
+       <STRONG>o</STRONG>   (for  functions  taking  a  <EM>WINDOW</EM>  pointer argument) <EM>win</EM> is a null
+           pointer, or
 
        <STRONG>o</STRONG>   an internal <STRONG><A HREF="curs_add_wch.3x.html">wadd_wch(3x)</A></STRONG> call returns <STRONG>ERR</STRONG>.
 
-       Functions  prefixed with "mv" first perform cursor movement and fail if
+       Functions prefixed with "mv" first perform cursor movement and fail  if
        the position (<EM>y</EM>, <EM>x</EM>) is outside the window boundaries.
 
 
@@ -100,26 +103,26 @@
 </PRE><H2><a name="h2-PORTABILITY">PORTABILITY</a></H2><PRE>
        X/Open Curses Issue 4 describes these functions.
 
-       SVr4 describes a successful return value  only  as  "an  integer  value
+       SVr4  describes  a  successful  return  value only as "an integer value
        other than <EM>ERR</EM>".
 
 
 </PRE><H2><a name="h2-HISTORY">HISTORY</a></H2><PRE>
-       X/Open  Curses Issue 4 (1995) initially specified these functions.  The
-       System V Interface Definition Version 4  of  the  same  year  specified
+       X/Open Curses Issue 4 (1995) initially specified these functions.   The
+       System V  Interface  Definition  Version 4  of  the same year specified
        functions named <EM>waddwstr</EM> and <EM>waddnwstr</EM> (and the usual variants).  These
        were later additions to SVr4.<EM>x</EM>, not appearing in the first SVr4 (1989).
 
 
 </PRE><H2><a name="h2-SEE-ALSO">SEE ALSO</a></H2><PRE>
-       <STRONG><A HREF="curs_addstr.3x.html">curs_addstr(3x)</A></STRONG> describes comparable functions of the  <EM>ncurses</EM>  library
+       <STRONG><A HREF="curs_addstr.3x.html">curs_addstr(3x)</A></STRONG>  describes  comparable functions of the <EM>ncurses</EM> library
        in its non-wide-character configuration.
 
        <STRONG><A HREF="ncurses.3x.html">curses(3x)</A></STRONG>, <STRONG><A HREF="curs_add_wch.3x.html">curs_add_wch(3x)</A></STRONG>, <STRONG><A HREF="curs_add_wchstr.3x.html">curs_add_wchstr(3x)</A></STRONG>
 
 
 
-ncurses 6.5                       2025-02-01                  <STRONG><A HREF="curs_addwstr.3x.html">curs_addwstr(3x)</A></STRONG>
+ncurses 6.5                       2025-03-15                  <STRONG><A HREF="curs_addwstr.3x.html">curs_addwstr(3x)</A></STRONG>
 </PRE>
 <div class="nav">
 <ul>
Index: doc/html/man/curs_getch.3x.html
--- ncurses-6.5-20250308+/doc/html/man/curs_getch.3x.html	2025-02-15 20:06:26.000000000 +0000
+++ ncurses-6.5-20250315/doc/html/man/curs_getch.3x.html	2025-03-15 22:08:52.000000000 +0000
@@ -28,19 +28,19 @@
   * sale, use or other dealings in this Software without prior written       *
   * authorization.                                                           *
   ****************************************************************************
-  * @Id: curs_getch.3x,v 1.119 2025/02/15 19:35:55 tom Exp @
+  * @Id: curs_getch.3x,v 1.121 2025/03/15 22:04:20 tom Exp @
 -->
 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
 <HTML>
 <HEAD>
 <meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
 <meta name="generator" content="Manpage converted by man2html - see https://invisible-island.net/scripts/readme.html#others_scripts">
-<TITLE>curs_getch 3x 2025-02-15 ncurses 6.5 Library calls</TITLE>
+<TITLE>curs_getch 3x 2025-03-15 ncurses 6.5 Library calls</TITLE>
 <link rel="author" href="mailto:bug-ncurses@gnu.org">
 
 </HEAD>
 <BODY>
-<H1 class="no-header">curs_getch 3x 2025-02-15 ncurses 6.5 Library calls</H1>
+<H1 class="no-header">curs_getch 3x 2025-03-15 ncurses 6.5 Library calls</H1>
 <PRE>
 <STRONG><A HREF="curs_getch.3x.html">curs_getch(3x)</A></STRONG>                   Library calls                  <STRONG><A HREF="curs_getch.3x.html">curs_getch(3x)</A></STRONG>
 
@@ -138,22 +138,35 @@
        escape character ESC.  This fact implies that <EM>curses</EM> cannot distinguish
        a  user's  press  of  the  escape  key (assuming it sends ESC) from the
        beginning of a function key's character sequence without waiting to see
-       if,  and  how  soon,  further input arrives.  When <EM>curses</EM> reads such an
-       ambiguous character, it sets a timer.  If the remainder of the sequence
-       does  not  arrive within the designated time, <STRONG>wgetch</STRONG> returns the prefix
-       character; otherwise, it returns the function key code corresponding to
-       the unique sequence defined by the terminal.  Consequently, a user of a
-       <EM>curses</EM> application may experience a  delay  after  the  escape  key  is
-       pressed  while <EM>curses</EM> disambiguates the input; see section "EXTENSIONS"
-       below.  If the window is in "no time-out"  mode,  the  timer  does  not
-       expire;  it  is  an infinite (or very large) value.  See <STRONG><A HREF="notimeout.3x.html">notimeout(3x)</A></STRONG>.
-       Because function key sequences usually begin with ESC, the terminal may
-       appear  to  hang  in no time-out mode after the user presses the escape
-       key.  Generally, further typing "awakens" <EM>curses</EM>.
+       if, and how soon, further input arrives.
+
+       <STRONG>o</STRONG>   If  the  escape  sequence  matches  a  string capability defining a
+           function key for the terminal type (such  as  <STRONG>key_home</STRONG>  (<STRONG>khome</STRONG>)  or
+           <STRONG>key_up</STRONG>  (<STRONG>kuu1</STRONG>)), <STRONG>wgetch</STRONG> returns the function key code corresponding
+           to the unique sequence defined by the terminal.
+
+       <STRONG>o</STRONG>   If the escape sequence matches no function  keys  defined  for  the
+           terminal  type,  <STRONG>wgetch</STRONG>  returns the code of the last (most recent)
+           character it has read.
+
+       <STRONG>o</STRONG>   If <STRONG>wgetch</STRONG> cannot decide the validity of the input as a function key
+           because  it  has not read enough characters to disambiguate it, the
+           function waits until it has this information or the  <EM>escape</EM>  <EM>delay</EM>,
+           configured  by  the  global  variable  <EM>ESCDELAY</EM>  (an extension; see
+           section "EXTENSIONS" below) or the environment variable of the same
+           name (see section "ENVIRONMENT" of <STRONG><A HREF="ncurses.3x.html">ncurses(3x)</A></STRONG>), also an extension,
+           elapses.
+
+       Consequently, a user of a <EM>curses</EM> application that employs  keypad  mode
+       may  experience a pause or "hang" after the escape key is pressed while
+       <EM>curses</EM> collects sufficient characters to disambiguate  the  input.   If
+       the  window  is  in "no time-out" mode, the escape delay is effectively
+       infinite; see <STRONG><A HREF="notimeout.3x.html">notimeout(3x)</A></STRONG>.  In the event of  such  a  pause,  further
+       typing "awakens" <EM>curses</EM>.
 
 
 </PRE><H3><a name="h3-Ungetting-Characters">Ungetting Characters</a></H3><PRE>
-       <STRONG>ungetch</STRONG> places <EM>c</EM> into the input queue to be returned by the  next  call
+       <STRONG>ungetch</STRONG>  places  <EM>c</EM> into the input queue to be returned by the next call
        to <STRONG>wgetch</STRONG>.  A single input queue serves all windows associated with the
        screen.
 
@@ -161,16 +174,16 @@
 </PRE><H3><a name="h3-Predefined-Key-Codes">Predefined Key Codes</a></H3><PRE>
        The header file <EM>curses.h</EM> defines the following function key codes.
 
-       <STRONG>o</STRONG>   Except for the special case of <STRONG>KEY_RESIZE</STRONG>, a window's  keypad  mode
+       <STRONG>o</STRONG>   Except  for  the special case of <STRONG>KEY_RESIZE</STRONG>, a window's keypad mode
            must be enabled for <STRONG>wgetch</STRONG> to read these codes from it.
 
-       <STRONG>o</STRONG>   Not  all  of  these  are  necessarily  supported  on any particular
+       <STRONG>o</STRONG>   Not all of  these  are  necessarily  supported  on  any  particular
            terminal.
 
-       <STRONG>o</STRONG>   The  naming  convention  may  seem  obscure,  with  some   apparent
-           misspellings  (such  as "RSUME" for "resume"); the names correspond
-           to  the  <EM>terminfo</EM>  capability  names  for  the   keys,   and   were
-           standardized  before  the  IBM  PC/AT  keyboard  layout  achieved a
+       <STRONG>o</STRONG>   The   naming  convention  may  seem  obscure,  with  some  apparent
+           misspellings (such as "RSUME" for "resume"); the  names  correspond
+           to   the   <EM>terminfo</EM>   capability  names  for  the  keys,  and  were
+           standardized before  the  IBM  PC/AT  keyboard  layout  achieved  a
            dominant position in industry.
 
               <STRONG>Symbol</STRONG>          <STRONG>Key</STRONG> <STRONG>name</STRONG>
@@ -180,7 +193,6 @@
               <STRONG>KEY_UP</STRONG>          Arrow keys
               <STRONG>KEY_LEFT</STRONG>
               <STRONG>KEY_RIGHT</STRONG>
-
               <STRONG>KEY_HOME</STRONG>        Home key (upward+left arrow)
               <STRONG>KEY_BACKSPACE</STRONG>   Backspace
               <STRONG>KEY_F0</STRONG>          Function keys; space for 64 keys is reserved
@@ -236,6 +248,7 @@
               <STRONG>KEY_RESIZE</STRONG>      Screen resized
               <STRONG>KEY_RESTART</STRONG>     Restart key
               <STRONG>KEY_RESUME</STRONG>      Resume key
+
               <STRONG>KEY_SAVE</STRONG>        Save key
               <STRONG>KEY_SELECT</STRONG>      Select key
               <STRONG>KEY_SUSPEND</STRONG>     Suspend key
@@ -246,7 +259,6 @@
               <STRONG>KEY_SCOMMAND</STRONG>    Shifted command key
               <STRONG>KEY_SCOPY</STRONG>       Shifted copy key
               <STRONG>KEY_SCREATE</STRONG>     Shifted create key
-
               <STRONG>KEY_SDC</STRONG>         Shifted delete character key
               <STRONG>KEY_SDL</STRONG>         Shifted delete line key
               <STRONG>KEY_SEND</STRONG>        Shifted end key
@@ -280,23 +292,23 @@
                                    +-----+------+-------+
                                    | C1  | down |  C3   |
                                    +-----+------+-------+
-       Two of the symbols in the list above do <EM>not</EM> correspond  to  a  physical
+       Two  of  the  symbols in the list above do <EM>not</EM> correspond to a physical
        key.
 
-       <STRONG>o</STRONG>   <STRONG>wgetch</STRONG>  returns  <STRONG>KEY_RESIZE</STRONG>,  even  if  the window's keypad mode is
+       <STRONG>o</STRONG>   <STRONG>wgetch</STRONG> returns <STRONG>KEY_RESIZE</STRONG>, even if  the  window's  keypad  mode  is
            disabled, if <EM>ncurses</EM> has handled a <STRONG>SIGWINCH</STRONG> signal since <STRONG>wgetch</STRONG> was
            called; see <STRONG><A HREF="curs_initscr.3x.html">initscr(3x)</A></STRONG> and <STRONG><A HREF="resizeterm.3x.html">resizeterm(3x)</A></STRONG>.
 
-       <STRONG>o</STRONG>   <STRONG>wgetch</STRONG>  returns <STRONG>KEY_MOUSE</STRONG> to indicate that a mouse event is pending
-           collection; see <STRONG><A HREF="curs_mouse.3x.html">curs_mouse(3x)</A></STRONG>.  Receipt of this  code  requires  a
-           window's  keypad  mode  to  be  enabled, because to interpret mouse
-           input (as with <STRONG>xterm(1)</STRONG>'s mouse protocol),  <EM>ncurses</EM>  must  read  an
+       <STRONG>o</STRONG>   <STRONG>wgetch</STRONG> returns <STRONG>KEY_MOUSE</STRONG> to indicate that a mouse event is  pending
+           collection;  see  <STRONG><A HREF="curs_mouse.3x.html">curs_mouse(3x)</A></STRONG>.   Receipt of this code requires a
+           window's keypad mode to be  enabled,  because  to  interpret  mouse
+           input  (as  with  <STRONG>xterm(1)</STRONG>'s  mouse protocol), <EM>ncurses</EM> must read an
            escape sequence, as with a function key.
 
 
 </PRE><H3><a name="h3-Testing-Key-Codes">Testing Key Codes</a></H3><PRE>
-       In  <EM>ncurses</EM>,  <STRONG>has_key</STRONG>  returns  a  Boolean value indicating whether the
-       terminal type recognizes its parameter as a key code value.   See  also
+       In <EM>ncurses</EM>, <STRONG>has_key</STRONG> returns a  Boolean  value  indicating  whether  the
+       terminal  type  recognizes its parameter as a key code value.  See also
        <STRONG><A HREF="define_key.3x.html">define_key(3x)</A></STRONG> and <STRONG><A HREF="key_defined.3x.html">key_defined(3x)</A></STRONG>.
 
 
@@ -307,78 +319,78 @@
 
        <STRONG>o</STRONG>   its timeout expires without any data arriving, or
 
-       <STRONG>o</STRONG>   execution  was  interrupted by a signal, in which case <EM>errno</EM> is set
+       <STRONG>o</STRONG>   execution was interrupted by a signal, in which case <EM>errno</EM>  is  set
            to <EM>EINTR</EM>.
 
-       <STRONG>ungetch</STRONG> returns <STRONG>OK</STRONG> on success and <STRONG>ERR</STRONG> on  failure.   <STRONG>ungetch</STRONG>  fails  if
+       <STRONG>ungetch</STRONG>  returns  <STRONG>OK</STRONG>  on  success and <STRONG>ERR</STRONG> on failure.  <STRONG>ungetch</STRONG> fails if
        there is no more room in the input queue.
 
        <STRONG>has_key</STRONG> returns <STRONG>TRUE</STRONG> or <STRONG>FALSE</STRONG>.
 
-       Functions  taking  a  <EM>WINDOW</EM>  pointer  argument  fail  if <EM>win</EM> is a null
+       Functions taking a <EM>WINDOW</EM> pointer  argument  fail  if  <EM>win</EM>  is  a  null
        pointer.
 
-       Functions prefixed with "mv" first perform cursor movement and fail  if
+       Functions  prefixed with "mv" first perform cursor movement and fail if
        the position (<EM>y</EM>, <EM>x</EM>) is outside the window boundaries.
 
 
 </PRE><H2><a name="h2-NOTES">NOTES</a></H2><PRE>
        <STRONG>getch</STRONG>, <STRONG>mvgetch</STRONG>, and <STRONG>mvwgetch</STRONG> may be implemented as macros.
 
-       <EM>curses</EM>  discourages assignment of the ESC key to a discrete function by
+       <EM>curses</EM> discourages assignment of the ESC key to a discrete function  by
        the programmer because the library requires a delay while it awaits the
        potential remainder of a terminal escape sequence.
 
-       Some  key  strokes  are  indistinguishable from control characters; for
-       example, <STRONG>KEY_ENTER</STRONG> may be the same as <STRONG>^M</STRONG>, and <STRONG>KEY_BACKSPACE</STRONG> may be  the
-       same  as <STRONG>^H</STRONG> or <STRONG>^?</STRONG>.  Consult the <EM>terminfo</EM> entry for the terminal type to
-       determine whether this  is  the  case;  see  <STRONG><A HREF="infocmp.1m.html">infocmp(1)</A></STRONG>.   Some  <EM>curses</EM>
+       Some key strokes are indistinguishable  from  control  characters;  for
+       example,  <STRONG>KEY_ENTER</STRONG> may be the same as <STRONG>^M</STRONG>, and <STRONG>KEY_BACKSPACE</STRONG> may be the
+       same as <STRONG>^H</STRONG> or <STRONG>^?</STRONG>.  Consult the <EM>terminfo</EM> entry for the terminal type  to
+       determine  whether  this  is  the  case;  see  <STRONG><A HREF="infocmp.1m.html">infocmp(1)</A></STRONG>.  Some <EM>curses</EM>
        implementations, including <EM>ncurses</EM>, honor the <EM>terminfo</EM> key definitions;
        others treat such control characters specially.
 
-       <EM>curses</EM> distinguishes the Enter  keys  in  the  alphabetic  and  numeric
-       keypad  sections  of a keyboard because (most) terminals do.  <STRONG>KEY_ENTER</STRONG>
-       refers to the key on the numeric keypad and, like other function  keys,
+       <EM>curses</EM>  distinguishes  the  Enter  keys  in  the alphabetic and numeric
+       keypad sections of a keyboard because (most) terminals  do.   <STRONG>KEY_ENTER</STRONG>
+       refers  to the key on the numeric keypad and, like other function keys,
        is reliably recognized only if the window's keypad mode is enabled.
 
-       <STRONG>o</STRONG>   The  <EM>terminfo</EM>  <STRONG>key_enter</STRONG>  (<STRONG>kent</STRONG>) capability describes the character
-           (sequence) sent by the  Enter  key  of  a  terminal's  numeric  (or
+       <STRONG>o</STRONG>   The <EM>terminfo</EM> <STRONG>key_enter</STRONG> (<STRONG>kent</STRONG>) capability  describes  the  character
+           (sequence)  sent  by  the  Enter  key  of  a terminal's numeric (or
            similar) keypad.
 
        <STRONG>o</STRONG>   "Enter or send" is X/Open Curses's description of this key.
 
-       <EM>curses</EM>  treats the Enter or Return key in the <EM>alphabetic</EM> section of the
+       <EM>curses</EM> treats the Enter or Return key in the <EM>alphabetic</EM> section of  the
        keyboard differently.
 
        <STRONG>o</STRONG>   It usually produces a control code for carriage return (<STRONG>^M</STRONG>) or line
            feed (<STRONG>^J</STRONG>).
 
-       <STRONG>o</STRONG>   Depending  on  the  terminal  mode (raw, cbreak, or canonical), and
-           whether <STRONG><A HREF="curs_inopts.3x.html">nl(3x)</A></STRONG> or <STRONG><A HREF="curs_inopts.3x.html">nonl(3x)</A></STRONG>  has  been  called,  <STRONG>wgetch</STRONG>  may  return
-           either  a  carriage return or line feed upon an Enter or Return key
+       <STRONG>o</STRONG>   Depending on the terminal mode (raw,  cbreak,  or  canonical),  and
+           whether  <STRONG><A HREF="curs_inopts.3x.html">nl(3x)</A></STRONG>  or  <STRONG><A HREF="curs_inopts.3x.html">nonl(3x)</A></STRONG>  has  been  called, <STRONG>wgetch</STRONG> may return
+           either a carriage return or line feed upon an Enter or  Return  key
            stroke.
 
-       Use of <STRONG>wgetch</STRONG> with <STRONG><A HREF="curs_inopts.3x.html">echo(3x)</A></STRONG> and neither <STRONG><A HREF="curs_inopts.3x.html">cbreak(3x)</A></STRONG> nor <STRONG><A HREF="curs_inopts.3x.html">raw(3x)</A></STRONG>  is  not
+       Use  of  <STRONG>wgetch</STRONG> with <STRONG><A HREF="curs_inopts.3x.html">echo(3x)</A></STRONG> and neither <STRONG><A HREF="curs_inopts.3x.html">cbreak(3x)</A></STRONG> nor <STRONG><A HREF="curs_inopts.3x.html">raw(3x)</A></STRONG> is not
        well-defined.
 
-       Historically,  the  list of key code macros above was influenced by the
-       keyboard of the AT&amp;T 7300 (also known variously as the  "3B1",  "Safari
-       4",  and  "UNIX  PC"),  a  1985 machine rich in function keys.  Today's
-       computer keyboards are based on that of the IBM PC/AT and tend to  have
+       Historically, the list of key code macros above was influenced  by  the
+       keyboard  of  the AT&amp;T 7300 (also known variously as the "3B1", "Safari
+       4", and "UNIX PC"), a 1985 machine  rich  in  function  keys.   Today's
+       computer  keyboards are based on that of the IBM PC/AT and tend to have
        fewer.  A <EM>curses</EM> application can expect such a keyboard to transmit key
-       codes  <STRONG>KEY_UP</STRONG>,  <STRONG>KEY_DOWN</STRONG>,  <STRONG>KEY_LEFT</STRONG>,  <STRONG>KEY_RIGHT</STRONG>,   <STRONG>KEY_HOME</STRONG>,   <STRONG>KEY_END</STRONG>,
-       <STRONG>KEY_PPAGE</STRONG>  (Page  Up),  <STRONG>KEY_NPAGE</STRONG>  (Page Down), <STRONG>KEY_IC</STRONG> (Insert), <STRONG>KEY_DC</STRONG>
+       codes   <STRONG>KEY_UP</STRONG>,   <STRONG>KEY_DOWN</STRONG>,  <STRONG>KEY_LEFT</STRONG>,  <STRONG>KEY_RIGHT</STRONG>,  <STRONG>KEY_HOME</STRONG>,  <STRONG>KEY_END</STRONG>,
+       <STRONG>KEY_PPAGE</STRONG> (Page Up), <STRONG>KEY_NPAGE</STRONG> (Page  Down),  <STRONG>KEY_IC</STRONG>  (Insert),  <STRONG>KEY_DC</STRONG>
        (Delete), <STRONG>KEY_A1</STRONG>, <STRONG>KEY_A3</STRONG>, <STRONG>KEY_B2</STRONG>, <STRONG>KEY_C1</STRONG>, <STRONG>KEY_C3</STRONG>, and <STRONG>KEY_F(</STRONG><EM>n</EM><STRONG>)</STRONG> for 1 &lt;=
        <EM>n</EM> &lt;= 12.
 
 
 </PRE><H2><a name="h2-EXTENSIONS">EXTENSIONS</a></H2><PRE>
        In <EM>ncurses</EM>, when a window's "no time-out" mode is <EM>not</EM> set, the <STRONG>ESCDELAY</STRONG>
-       variable configures the duration of the timer used  to  disambiguate  a
-       function  key character sequence from a series of key strokes beginning
+       variable  configures  the  duration of the timer used to disambiguate a
+       function key character sequence from a series of key strokes  beginning
        with ESC typed by the user; see <STRONG><A HREF="curs_variables.3x.html">curs_variables(3x)</A></STRONG>.
 
-       <STRONG>has_key</STRONG> is an <EM>ncurses</EM> extension, and  is  not  found  in  SVr4  <EM>curses</EM>,
+       <STRONG>has_key</STRONG>  is  an  <EM>ncurses</EM>  extension,  and  is not found in SVr4 <EM>curses</EM>,
        4.4BSD <EM>curses</EM>, or any other previous <EM>curses</EM> implementation.
 
 
@@ -386,53 +398,59 @@
        Applications employing <EM>ncurses</EM> extensions should condition their use on
        the visibility of the <STRONG>NCURSES_VERSION</STRONG> preprocessor macro.
 
-       Except as noted in section "EXTENSIONS" above,  X/Open  Curses  Issue 4
+       Except  as  noted  in section "EXTENSIONS" above, X/Open Curses Issue 4
        describes these functions.  It specifies no error conditions for them.
 
-       SVr4  describes  a  successful  return  value only as "an integer value
+       SVr4 describes a successful return value  only  as  "an  integer  value
        other than <EM>ERR</EM>".
 
        <EM>wgetch</EM> reads only single-byte characters.
 
-       The echo behavior of these functions on  input  of  <EM>KEY</EM><STRONG>_</STRONG>  or  backspace
+       The  echo  behavior  of  these  functions on input of <EM>KEY</EM><STRONG>_</STRONG> or backspace
        characters is not documented in SVr4 <EM>curses</EM>.
 
-       The  behavior  of  <EM>wgetch</EM>  in  the  presence  of signal handlers is not
-       documented in SVr4 <EM>curses</EM> and is  unspecified  by  X/Open  Curses.   In
-       historical  <EM>curses</EM>  implementations, it varied depending on whether the
-       operating system's dispatch of a signal  to  a  handler  interrupted  a
+       The behavior of <EM>wgetch</EM> in  the  presence  of  signal  handlers  is  not
+       documented  in  SVr4  <EM>curses</EM>  and  is unspecified by X/Open Curses.  In
+       historical <EM>curses</EM> implementations, it varied depending on  whether  the
+       operating  system's  dispatch  of  a  signal to a handler interrupted a
        <STRONG>read(2)</STRONG> call in progress, and also (in some implementations) whether an
-       input timeout or non-blocking mode had been  set.   A  portable  <EM>curses</EM>
-       application  prepares  for  two  cases:  (a)  signal  receipt  does not
+       input  timeout  or  non-blocking  mode had been set.  A portable <EM>curses</EM>
+       application prepares  for  two  cases:  (a)  signal  receipt  does  not
        interrupt <EM>wgetch</EM>; or (b) signal receipt interrupts <EM>wgetch</EM> and causes it
        to return <EM>ERR</EM> with <EM>errno</EM> set to <EM>EINTR</EM>.
 
        <EM>KEY</EM><STRONG>_</STRONG><EM>MOUSE</EM> is mentioned in X/Open Curses, along with a few related <EM>term-</EM>
-       <EM>info</EM> capabilities, but no higher-level functions use the feature.   The
+       <EM>info</EM>  capabilities, but no higher-level functions use the feature.  The
        implementation in <EM>ncurses</EM> is an extension.
 
-       <EM>KEY</EM><STRONG>_</STRONG><EM>RESIZE</EM>  and  <EM>has</EM><STRONG>_</STRONG><EM>key</EM>  are extensions first implemented for <EM>ncurses</EM>.
+       <EM>KEY</EM><STRONG>_</STRONG><EM>RESIZE</EM> and <EM>has</EM><STRONG>_</STRONG><EM>key</EM> are extensions first  implemented  for  <EM>ncurses</EM>.
        By  2022,  <EM>PDCurses</EM>  and  NetBSD  <EM>curses</EM>  had  added  them  along  with
        <EM>KEY</EM><STRONG>_</STRONG><EM>MOUSE</EM>.
 
 
+</PRE><H2><a name="h2-HISTORY">HISTORY</a></H2><PRE>
+       4BSD (1980) introduced <EM>wgetch</EM> and its variants.
+
+       <EM>ncurses</EM> 1.9.9g (1996) added <EM>has</EM><STRONG>_</STRONG><EM>key</EM>.
+
+
 </PRE><H2><a name="h2-SEE-ALSO">SEE ALSO</a></H2><PRE>
-       ECMA-6  "7-bit  coded  Character  Set" &lt;https://ecma-international.org/
+       ECMA-6 "7-bit  coded  Character  Set"  &lt;https://ecma-international.org/
        publications-and-standards/standards/ecma-6/&gt;
 
-       ECMA-48  "Control  Functions  for  Coded  Character   Sets"   &lt;https://
+       ECMA-48   "Control   Functions  for  Coded  Character  Sets"  &lt;https://
        ecma-international.org/publications-and-standards/standards/ecma-48/&gt;
 
-       <STRONG><A HREF="curs_get_wch.3x.html">curs_get_wch(3x)</A></STRONG>  describes comparable functions of the <EM>ncurses</EM> library
+       <STRONG><A HREF="curs_get_wch.3x.html">curs_get_wch(3x)</A></STRONG> describes comparable functions of the <EM>ncurses</EM>  library
        in its wide-character configuration (<EM>ncursesw</EM>).
 
-       <STRONG><A HREF="ncurses.3x.html">curses(3x)</A></STRONG>,    <STRONG><A HREF="curs_addch.3x.html">curs_addch(3x)</A></STRONG>,     <STRONG><A HREF="curs_inopts.3x.html">curs_inopts(3x)</A></STRONG>,     <STRONG><A HREF="curs_mouse.3x.html">curs_mouse(3x)</A></STRONG>,
-       <STRONG><A HREF="curs_move.3x.html">curs_move(3x)</A></STRONG>,  <STRONG><A HREF="curs_outopts.3x.html">curs_outopts(3x)</A></STRONG>, <STRONG><A HREF="curs_refresh.3x.html">curs_refresh(3x)</A></STRONG>, <STRONG><A HREF="curs_variables.3x.html">curs_variables(3x)</A></STRONG>,
+       <STRONG><A HREF="ncurses.3x.html">curses(3x)</A></STRONG>,     <STRONG><A HREF="curs_addch.3x.html">curs_addch(3x)</A></STRONG>,     <STRONG><A HREF="curs_inopts.3x.html">curs_inopts(3x)</A></STRONG>,    <STRONG><A HREF="curs_mouse.3x.html">curs_mouse(3x)</A></STRONG>,
+       <STRONG><A HREF="curs_move.3x.html">curs_move(3x)</A></STRONG>, <STRONG><A HREF="curs_outopts.3x.html">curs_outopts(3x)</A></STRONG>, <STRONG><A HREF="curs_refresh.3x.html">curs_refresh(3x)</A></STRONG>,  <STRONG><A HREF="curs_variables.3x.html">curs_variables(3x)</A></STRONG>,
        <STRONG><A HREF="resizeterm.3x.html">resizeterm(3x)</A></STRONG>, <STRONG>ascii(7)</STRONG>
 
 
 
-ncurses 6.5                       2025-02-15                    <STRONG><A HREF="curs_getch.3x.html">curs_getch(3x)</A></STRONG>
+ncurses 6.5                       2025-03-15                    <STRONG><A HREF="curs_getch.3x.html">curs_getch(3x)</A></STRONG>
 </PRE>
 <div class="nav">
 <ul>
@@ -451,6 +469,7 @@
 <li><a href="#h2-NOTES">NOTES</a></li>
 <li><a href="#h2-EXTENSIONS">EXTENSIONS</a></li>
 <li><a href="#h2-PORTABILITY">PORTABILITY</a></li>
+<li><a href="#h2-HISTORY">HISTORY</a></li>
 <li><a href="#h2-SEE-ALSO">SEE ALSO</a></li>
 </ul>
 </div>
Index: doc/html/man/curs_initscr.3x.html
--- ncurses-6.5-20250308+/doc/html/man/curs_initscr.3x.html	2025-03-09 00:55:54.000000000 +0000
+++ ncurses-6.5-20250315/doc/html/man/curs_initscr.3x.html	2025-03-15 22:08:52.000000000 +0000
@@ -27,19 +27,19 @@
   * sale, use or other dealings in this Software without prior written       *
   * authorization.                                                           *
   ****************************************************************************
-  * @Id: curs_initscr.3x,v 1.100 2025/03/08 23:07:43 tom Exp @
+  * @Id: curs_initscr.3x,v 1.102 2025/03/15 21:11:24 tom Exp @
 -->
 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
 <HTML>
 <HEAD>
 <meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
 <meta name="generator" content="Manpage converted by man2html - see https://invisible-island.net/scripts/readme.html#others_scripts">
-<TITLE>curs_initscr 3x 2025-03-08 ncurses 6.5 Library calls</TITLE>
+<TITLE>curs_initscr 3x 2025-03-15 ncurses 6.5 Library calls</TITLE>
 <link rel="author" href="mailto:bug-ncurses@gnu.org">
 
 </HEAD>
 <BODY>
-<H1 class="no-header">curs_initscr 3x 2025-03-08 ncurses 6.5 Library calls</H1>
+<H1 class="no-header">curs_initscr 3x 2025-03-15 ncurses 6.5 Library calls</H1>
 <PRE>
 <STRONG><A HREF="curs_initscr.3x.html">curs_initscr(3x)</A></STRONG>                 Library calls                <STRONG><A HREF="curs_initscr.3x.html">curs_initscr(3x)</A></STRONG>
 
@@ -104,8 +104,8 @@
        <STRONG>o</STRONG>   an output stream <EM>outf</EM> connected to the terminal; and
 
        <STRONG>o</STRONG>   an input stream <EM>inf</EM>  connected  to  the  terminal.   It  returns  a
-           variable  of  structure  type  <EM>SCREEN</EM>  <STRONG>*</STRONG>, which should be saved for
-           later use with <STRONG>set_term</STRONG> and <STRONG>delscreen</STRONG>.
+           variable of pointer-to-<EM>SCREEN</EM> type, which should be saved for later
+           use with <STRONG>set_term</STRONG> and <STRONG>delscreen</STRONG>.
 
        <STRONG>newterm</STRONG> passes the file descriptor of the output stream to the <EM>terminfo</EM>
        function <STRONG><A HREF="curs_terminfo.3x.html">setupterm(3x)</A></STRONG>, which returns a pointer to a <EM>TERMINAL</EM> structure
@@ -338,7 +338,7 @@
 
 
 
-ncurses 6.5                       2025-03-08                  <STRONG><A HREF="curs_initscr.3x.html">curs_initscr(3x)</A></STRONG>
+ncurses 6.5                       2025-03-15                  <STRONG><A HREF="curs_initscr.3x.html">curs_initscr(3x)</A></STRONG>
 </PRE>
 <div class="nav">
 <ul>
Index: doc/html/man/curs_inopts.3x.html
--- ncurses-6.5-20250308+/doc/html/man/curs_inopts.3x.html	2025-03-09 00:55:54.000000000 +0000
+++ ncurses-6.5-20250315/doc/html/man/curs_inopts.3x.html	2025-03-15 22:08:52.000000000 +0000
@@ -28,19 +28,19 @@
   * sale, use or other dealings in this Software without prior written       *
   * authorization.                                                           *
   ****************************************************************************
-  * @Id: curs_inopts.3x,v 1.100 2025/03/08 23:09:30 tom Exp @
+  * @Id: curs_inopts.3x,v 1.102 2025/03/15 21:11:52 tom Exp @
 -->
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-<TITLE>curs_inopts 3x 2025-03-08 ncurses 6.5 Library calls</TITLE>
+<TITLE>curs_inopts 3x 2025-03-15 ncurses 6.5 Library calls</TITLE>
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-<H1 class="no-header">curs_inopts 3x 2025-03-08 ncurses 6.5 Library calls</H1>
+<H1 class="no-header">curs_inopts 3x 2025-03-15 ncurses 6.5 Library calls</H1>
 <PRE>
 <STRONG><A HREF="curs_inopts.3x.html">curs_inopts(3x)</A></STRONG>                  Library calls                 <STRONG><A HREF="curs_inopts.3x.html">curs_inopts(3x)</A></STRONG>
 
@@ -155,17 +155,17 @@
        <STRONG>keypad</STRONG> enables recognition of a terminal's function keys.   If  enabled
        (<EM>bf</EM>  is  <STRONG>TRUE</STRONG>) then when an input character reading function reads ESC,
        it waits for further input corresponding to an escape sequence  defined
-       by  the terminal type description.  If a valid sequence is entered, the
-       input character reading  function  returns  a  value  representing  the
-       function   key,   such   as   <STRONG>KEY_LEFT</STRONG>.    (Wide-character  API  users:
-       <STRONG><A HREF="curs_get_wch.3x.html">wget_wch(3x)</A></STRONG> returns <STRONG>KEY_CODE_YES</STRONG> to indicate  the  availability  of  a
-       function  key  code in its <EM>wch</EM> parameter.)  If the sequence is invalid,
-       the input character reading function returns only its  last  character.
-       If  disabled  (<EM>bf</EM>  is  <STRONG>FALSE</STRONG>),  <EM>curses</EM>  does  not  treat  function keys
-       specially and the program has to interpret escape sequences itself.  If
-       the terminal's keypad can be turned on (made to transmit) and off (made
-       to work  locally),  <STRONG>keypad</STRONG>  configures  it  consistently  with  the  <EM>bf</EM>
-       parameter.  By default, a window's keypad mode is off.
+       by  the  terminal  type description.  If a valid sequence populates the
+       input stream, the input character  reading  function  returns  a  value
+       representing  the  function key, such as <STRONG>KEY_LEFT</STRONG>.  (Wide-character API
+       users: <STRONG><A HREF="curs_get_wch.3x.html">wget_wch(3x)</A></STRONG> returns <STRONG>KEY_CODE_YES</STRONG> to indicate  the  availability
+       of  a  function  key  code  in  its <EM>wch</EM> parameter.)  If the sequence is
+       invalid, the input character reading function  returns  only  its  last
+       character.   If  disabled (<EM>bf</EM> is <STRONG>FALSE</STRONG>), <EM>curses</EM> does not treat function
+       keys specially and  the  program  has  to  interpret  escape  sequences
+       itself.   If  the terminal's keypad can be turned on (made to transmit)
+       and off (made to work locally), <STRONG>keypad</STRONG> configures it consistently  with
+       the <EM>bf</EM> parameter.  By default, a window's keypad mode is off.
 
 
 </PRE><H3><a name="h3-meta">meta</a></H3><PRE>
@@ -204,70 +204,69 @@
        distinguish  sequences produced by a function key from those typed by a
        user.  If this timer is disabled, <EM>curses</EM> waits forever  for  subsequent
        keystrokes  until  it  determines  the  escape  sequence to be valid or
-       invalid.  To configure the timeout duration rather than  disabling  it,
-       see <STRONG>wtimeout</STRONG> below.
+       invalid.
 
 
 </PRE><H3><a name="h3-qiflush_noqiflush">qiflush, noqiflush</a></H3><PRE>
-       <STRONG>qiflush</STRONG>  and <STRONG>noqiflush</STRONG> configure the terminal driver's treatment of its
+       <STRONG>qiflush</STRONG> and <STRONG>noqiflush</STRONG> configure the terminal driver's treatment of  its
        input and output queues when it handles the interrupt, suspend, or quit
        characters under the canonical ("cooked") or cbreak line disciplines on
-       POSIX systems; see <STRONG>termios(3)</STRONG>.  The default behavior is inherited  from
-       the  terminal driver settings.  Calling <STRONG>qiflush</STRONG> configures the terminal
-       to <EM>flush</EM> the queues (discarding  their  contents)  when  any  of  these
-       events  occurs, giving the impression of faster response to user input,
-       but making the  library's  model  of  the  screen  contents  incorrect.
+       POSIX  systems; see <STRONG>termios(3)</STRONG>.  The default behavior is inherited from
+       the terminal driver settings.  Calling <STRONG>qiflush</STRONG> configures the  terminal
+       to  <EM>flush</EM>  the  queues  (discarding  their  contents) when any of these
+       events occurs, giving the impression of faster response to user  input,
+       but  making  the  library's  model  of  the  screen contents incorrect.
        Calling <STRONG>noqiflush</STRONG> prevents such flushing, but might frustrate impatient
-       users on slow connections if a  <EM>curses</EM>  update  of  the  screen  is  in
+       users  on  slow  connections  if  a  <EM>curses</EM>  update of the screen is in
        progress when the event occurs; see <STRONG>typeahead</STRONG> below for a mitigation of
-       this problem.  You may want to call <STRONG>noqiflush</STRONG> in a signal  handler  if,
-       after  the  handler  exits,  you  want output to continue as though the
+       this  problem.   You may want to call <STRONG>noqiflush</STRONG> in a signal handler if,
+       after the handler exits, you want output  to  continue  as  though  the
        signal had not occurred.
 
 
 </PRE><H3><a name="h3-raw_noraw">raw, noraw</a></H3><PRE>
        <STRONG>raw</STRONG> configures the terminal to read input in <EM>raw</EM> <EM>mode</EM>, which is similar
-       to  cbreak  mode  (see  <STRONG>cbreak</STRONG> above) except that it furthermore passes
-       through the terminal's configured interrupt, quit,  suspend,  and  flow
-       control   characters  uninterpreted  to  the  application,  instead  of
-       generating a signal or  acting  on  I/O  flow.   The  behavior  of  the
-       terminal's   "Break"   key   (if   any)   depends  on  terminal  driver
-       configuration parameters that <EM>curses</EM> does not handle.   <STRONG>noraw</STRONG>  restores
+       to cbreak mode (see <STRONG>cbreak</STRONG> above) except  that  it  furthermore  passes
+       through  the  terminal's  configured interrupt, quit, suspend, and flow
+       control  characters  uninterpreted  to  the  application,  instead   of
+       generating  a  signal  or  acting  on  I/O  flow.   The behavior of the
+       terminal's  "Break"  key  (if   any)   depends   on   terminal   driver
+       configuration  parameters  that <EM>curses</EM> does not handle.  <STRONG>noraw</STRONG> restores
        the terminal's canonical ("cooked") line discipline.
 
 
 </PRE><H3><a name="h3-timeout_wtimeout">timeout, wtimeout</a></H3><PRE>
-       <STRONG>wtimeout</STRONG>  configures  whether a <EM>curses</EM> input character reading function
-       called on window <EM>win</EM> uses blocking or non-blocking reads.  If <EM>delay</EM>  is
-       negative,  <EM>curses</EM> uses a blocking read, waiting indefinitely for input.
-       If <EM>delay</EM> is zero, the read is non-blocking; an input character  reading
-       function  returns <STRONG>ERR</STRONG> if no input is pending.  If <EM>delay</EM> is positive, an
-       input character reading function blocks  for  <EM>delay</EM>  milliseconds,  and
-       returns  <STRONG>ERR</STRONG>  if the delay elapses and there is still no input pending.
+       <STRONG>wtimeout</STRONG> configures whether a <EM>curses</EM> input character  reading  function
+       called  on window <EM>win</EM> uses blocking or non-blocking reads.  If <EM>delay</EM> is
+       negative, <EM>curses</EM> uses a blocking read, waiting indefinitely for  input.
+       If  <EM>delay</EM> is zero, the read is non-blocking; an input character reading
+       function returns <STRONG>ERR</STRONG> if no input is pending.  If <EM>delay</EM> is positive,  an
+       input  character  reading  function  blocks for <EM>delay</EM> milliseconds, and
+       returns <STRONG>ERR</STRONG> if the delay elapses and there is still no  input  pending.
        <STRONG>timeout</STRONG> calls <STRONG>wtimeout</STRONG> on <STRONG>stdscr</STRONG>.
 
 
 </PRE><H3><a name="h3-typeahead">typeahead</a></H3><PRE>
-       Normally, a <EM>curses</EM> library checks the terminal's input file  descriptor
+       Normally,  a <EM>curses</EM> library checks the terminal's input file descriptor
        for activity with <STRONG>poll(2)</STRONG> or <STRONG>select(2)</STRONG> while updating the screen; if it
-       finds  any,  it  postpones  output  until  the  next  <STRONG><A HREF="curs_refresh.3x.html">wrefresh(3x)</A></STRONG>   or
-       <STRONG><A HREF="curs_refresh.3x.html">doupdate(3x)</A></STRONG>  call,  allowing faster response to user key strokes.  The
-       library tests the file descriptor  corresponding  to  the  <EM>FILE</EM>  stream
+       finds   any,  it  postpones  output  until  the  next  <STRONG><A HREF="curs_refresh.3x.html">wrefresh(3x)</A></STRONG>  or
+       <STRONG><A HREF="curs_refresh.3x.html">doupdate(3x)</A></STRONG> call, allowing faster response to user key  strokes.   The
+       library  tests  the  file  descriptor  corresponding to the <EM>FILE</EM> stream
        pointer passed to <STRONG><A HREF="curs_initscr.3x.html">newterm(3x)</A></STRONG> (or <EM>stdin</EM> if <STRONG><A HREF="curs_initscr.3x.html">initscr(3x)</A></STRONG> was called), for
-       pending input.  <STRONG>typeahead</STRONG> instructs <EM>curses</EM> to test file  descriptor  <EM>fd</EM>
+       pending  input.   <STRONG>typeahead</STRONG> instructs <EM>curses</EM> to test file descriptor <EM>fd</EM>
        instead.  An <EM>fd</EM> of <STRONG>-1</STRONG> disables the check.
 
 
 </PRE><H2><a name="h2-RETURN-VALUE">RETURN VALUE</a></H2><PRE>
        <STRONG>timeout</STRONG> and <STRONG>wtimeout</STRONG> return no value.
 
-       <STRONG>cbreak</STRONG>,  <STRONG>nocbreak</STRONG>,  <STRONG>echo</STRONG>,  <STRONG>noecho</STRONG>,  <STRONG>halfdelay</STRONG>, <STRONG>intrflush</STRONG>, <STRONG>keypad</STRONG>, <STRONG>meta</STRONG>,
-       <STRONG>nodelay</STRONG>, <STRONG>notimeout</STRONG>, <STRONG>nl</STRONG>, <STRONG>nonl</STRONG>, <STRONG>raw</STRONG>, <STRONG>noraw</STRONG>, and <STRONG>typeahead</STRONG>  return  <STRONG>OK</STRONG>  on
+       <STRONG>cbreak</STRONG>, <STRONG>nocbreak</STRONG>, <STRONG>echo</STRONG>, <STRONG>noecho</STRONG>,  <STRONG>halfdelay</STRONG>,  <STRONG>intrflush</STRONG>,  <STRONG>keypad</STRONG>,  <STRONG>meta</STRONG>,
+       <STRONG>nodelay</STRONG>,  <STRONG>notimeout</STRONG>,  <STRONG>nl</STRONG>,  <STRONG>nonl</STRONG>, <STRONG>raw</STRONG>, <STRONG>noraw</STRONG>, and <STRONG>typeahead</STRONG> return <STRONG>OK</STRONG> on
        success and <STRONG>ERR</STRONG> on failure.
 
        In <EM>ncurses</EM>, the functions in the previous paragraph return <STRONG>ERR</STRONG> if
 
-       <STRONG>o</STRONG>   the  library's  <EM>TERMINAL</EM>  structure  for  the  device  has not been
+       <STRONG>o</STRONG>   the library's <EM>TERMINAL</EM>  structure  for  the  device  has  not  been
            initialized with <STRONG><A HREF="curs_initscr.3x.html">initscr(3x)</A></STRONG>, <STRONG><A HREF="curs_initscr.3x.html">newterm(3x)</A></STRONG>, or <STRONG><A HREF="curs_terminfo.3x.html">setupterm(3x)</A></STRONG>, or
 
        <STRONG>o</STRONG>   <EM>win</EM> is a null pointer (except with <STRONG>intrflush</STRONG> and <STRONG>meta</STRONG>, which ignore
@@ -275,7 +274,7 @@
 
        Further, <STRONG>halfdelay</STRONG> returns <STRONG>ERR</STRONG> if <EM>delay</EM> is outside the range 1..255.
 
-       See  section  "EXTENSIONS"  below  for  the return values of <STRONG>is_cbreak</STRONG>,
+       See section "EXTENSIONS" below for  the  return  values  of  <STRONG>is_cbreak</STRONG>,
        <STRONG>is_echo</STRONG>, <STRONG>is_nl</STRONG>, and <STRONG>is_raw</STRONG>.
 
 
@@ -283,29 +282,29 @@
        <STRONG>echo</STRONG>, <STRONG>noecho</STRONG>, <STRONG>halfdelay</STRONG>, <STRONG>intrflush</STRONG>, <STRONG>meta</STRONG>, <STRONG>nl</STRONG>, <STRONG>nonl</STRONG>, <STRONG>nodelay</STRONG>, <STRONG>notimeout</STRONG>,
        <STRONG>noqiflush</STRONG>, <STRONG>qiflush</STRONG>, <STRONG>timeout</STRONG>, and <STRONG>wtimeout</STRONG> may be implemented as macros.
 
-       <STRONG>noraw</STRONG>  and  <STRONG>nocbreak</STRONG> follow historical practice in that they attempt to
-       restore the terminal's canonical ("cooked") line  discipline  from  raw
-       and  cbreak, respectively.  Mixing <STRONG>raw</STRONG>/<STRONG>noraw</STRONG> calls with <STRONG>cbreak</STRONG>/<STRONG>nocbreak</STRONG>
-       calls leads to terminal driver control states that are hard to  predict
+       <STRONG>noraw</STRONG> and <STRONG>nocbreak</STRONG> follow historical practice in that they  attempt  to
+       restore  the  terminal's  canonical ("cooked") line discipline from raw
+       and cbreak, respectively.  Mixing <STRONG>raw</STRONG>/<STRONG>noraw</STRONG> calls with  <STRONG>cbreak</STRONG>/<STRONG>nocbreak</STRONG>
+       calls  leads to terminal driver control states that are hard to predict
        or understand; doing so is not recommended.
 
-       <EM>curses</EM>  documentation  uses  the  terms "delay" and "timeout" freely to
-       describe two related but distinct aspects of  input  handling,  at  the
+       <EM>curses</EM> documentation uses the terms "delay"  and  "timeout"  freely  to
+       describe  two  related  but  distinct aspects of input handling, at the
        risk of confusing the user.  The functions <STRONG>halfdelay</STRONG>, <STRONG>nodelay</STRONG>, <STRONG>timeout</STRONG>,
-       and <STRONG>wtimeout</STRONG> configure whether the  input  character  reading  function
-       (<STRONG><A HREF="curs_getch.3x.html">getch(3x)</A></STRONG>  or  <STRONG><A HREF="curs_get_wch.3x.html">get_wch(3x)</A></STRONG>) waits for keyboard input to begin, and for
-       how long.  <STRONG>keypad</STRONG> configures whether that function  waits  for  further
+       and  <STRONG>wtimeout</STRONG>  configure  whether  the input character reading function
+       (<STRONG><A HREF="curs_getch.3x.html">getch(3x)</A></STRONG> or <STRONG><A HREF="curs_get_wch.3x.html">get_wch(3x)</A></STRONG>) waits for keyboard input to begin,  and  for
+       how  long.   <STRONG>keypad</STRONG>  configures whether that function waits for further
        input if the first character it reads is ESC.  Calling <STRONG>notimeout</STRONG>, which
-       has nothing to do  with  <STRONG>timeout</STRONG>  or  <STRONG>wtimeout</STRONG>,  makes  this  delay  in
-       expectation  of further keystrokes effectively infinite.  X/Open Curses
-       affords no means of otherwise configuring the  length  of  this  second
+       has  nothing  to  do  with  <STRONG>timeout</STRONG>  or  <STRONG>wtimeout</STRONG>,  makes this delay in
+       expectation of further characters effectively infinite.  X/Open  Curses
+       affords  no  means  of  otherwise configuring the length of this second
        delay, but an AIX and <EM>ncurses</EM> extension, <STRONG>ESCDELAY</STRONG>, is available both as
-       an environment variable and a global symbol permitting the  application
+       an  environment variable and a global symbol permitting the application
        to do so; see <STRONG><A HREF="ncurses.3x.html">ncurses(3x)</A></STRONG> and <STRONG><A HREF="curs_variables.3x.html">curs_variables(3x)</A></STRONG>.
 
 
 </PRE><H2><a name="h2-EXTENSIONS">EXTENSIONS</a></H2><PRE>
-       <EM>ncurses</EM>  provides  four  "is_" functions corresponding to <STRONG>cbreak</STRONG>, <STRONG>echo</STRONG>,
+       <EM>ncurses</EM> provides four "is_" functions corresponding  to  <STRONG>cbreak</STRONG>,  <STRONG>echo</STRONG>,
        <STRONG>nl</STRONG>, and <STRONG>raw</STRONG>, permitting their states to be queried by the application.
 
                             <STRONG>Query</STRONG>       <STRONG>Set</STRONG>      <STRONG>Reset</STRONG>
@@ -321,7 +320,7 @@
 
        <STRONG>0</STRONG>    if the option is unset, or
 
-       <STRONG>-1</STRONG>   if the library's <EM>TERMINAL</EM> structure for the device  has  not  been
+       <STRONG>-1</STRONG>   if  the  library's  <EM>TERMINAL</EM> structure for the device has not been
             initialized.
 
 
@@ -329,52 +328,52 @@
        Applications employing <EM>ncurses</EM> extensions should condition their use on
        the visibility of the <STRONG>NCURSES_VERSION</STRONG> preprocessor macro.
 
-       Except as noted in section "EXTENSIONS" above,  X/Open  Curses  Issue 4
+       Except  as  noted  in section "EXTENSIONS" above, X/Open Curses Issue 4
        describes these functions.  It specifies no error conditions for them.
 
-       SVr4  describes  a  successful  return  value only as "an integer value
+       SVr4 describes a successful return value  only  as  "an  integer  value
        other than <EM>ERR</EM>".
 
-       <EM>ncurses</EM> follows X/Open Curses and the historical practice  of  System V
-       <EM>curses</EM>,  clearing  the  terminal driver's "echo" flag when initializing
-       the screen.  BSD <EM>curses</EM> did not, but its <EM>raw</EM> function turned it off  as
-       a  side  effect.   For best portability, call <EM>echo</EM> or <EM>noecho</EM> explicitly
-       just after initialization, even if your program retains the  terminal's
+       <EM>ncurses</EM>  follows  X/Open Curses and the historical practice of System V
+       <EM>curses</EM>, clearing the terminal driver's "echo"  flag  when  initializing
+       the  screen.  BSD <EM>curses</EM> did not, but its <EM>raw</EM> function turned it off as
+       a side effect.  For best portability, call <EM>echo</EM>  or  <EM>noecho</EM>  explicitly
+       just  after initialization, even if your program retains the terminal's
        canonical ("cooked") line discipline.
 
-       X/Open  Curses  is  ambiguous  regarding whether <EM>raw</EM> should disable the
-       carriage return and line feed translation feature controlled by <EM>nl</EM>  and
-       <EM>nonl</EM>.   BSD  <EM>curses</EM>  turned off these translations; System V <EM>curses</EM> did
-       not.  <EM>ncurses</EM> does so, on the assumption that a  programmer  requesting
-       raw  input  wants  a  clean  (ideally, 8-bit clean) connection that the
+       X/Open Curses is ambiguous regarding whether  <EM>raw</EM>  should  disable  the
+       carriage  return and line feed translation feature controlled by <EM>nl</EM> and
+       <EM>nonl</EM>.  BSD <EM>curses</EM> turned off these translations;  System V  <EM>curses</EM>  did
+       not.   <EM>ncurses</EM>  does so, on the assumption that a programmer requesting
+       raw input wants a clean (ideally,  8-bit  clean)  connection  that  the
        operating system will not alter.
 
        When <STRONG>keypad</STRONG> is first enabled, <EM>ncurses</EM> loads the key definitions for the
        current  terminal  type  description.   If  that  description  includes
-       extended string capabilities, for example, by using the  <STRONG>-x</STRONG>  option  of
+       extended  string  capabilities,  for example, by using the <STRONG>-x</STRONG> option of
        <STRONG><A HREF="tic.1m.html">tic(1)</A></STRONG>, then <EM>ncurses</EM> also defines keys for the capabilities whose names
-       begin with "k".  Corresponding key codes are generated  and  (depending
-       on  previous  loads  of  terminal  descriptions)  may  differ  from one
-       execution of a program to  the  next.   The  generated  key  codes  are
+       begin  with  "k".  Corresponding key codes are generated and (depending
+       on previous  loads  of  terminal  descriptions)  may  differ  from  one
+       execution  of  a  program  to  the  next.   The generated key codes are
        recognized by <STRONG><A HREF="curs_util.3x.html">keyname(3x)</A></STRONG>, which then returns a name beginning with "k"
-       denoting the <EM>terminfo</EM> capability name rather than "K", used for  <EM>curses</EM>
+       denoting  the <EM>terminfo</EM> capability name rather than "K", used for <EM>curses</EM>
        key names.  On the other hand, an application can use <STRONG><A HREF="define_key.3x.html">define_key(3x)</A></STRONG> to
-       bind a specific key to a  string  of  the  programmer's  choice.   This
-       feature   enables  an  application  to  check  for  its  presence  with
+       bind  a  specific  key  to  a  string of the programmer's choice.  This
+       feature  enables  an  application  to  check  for  its  presence   with
        <STRONG><A HREF="curs_terminfo.3x.html">tigetstr(3x)</A></STRONG>, and reassign the key code to match its own needs.
 
        Low-level applications can use <STRONG><A HREF="curs_terminfo.3x.html">tigetstr(3x)</A></STRONG> to obtain the definition of
-       any  string  capability.   <EM>curses</EM>  applications use the input character
+       any string capability.  <EM>curses</EM> applications  use  the  input  character
        reading function to obtain key codes from input and rely upon the order
-       in  which  the string capabilities are loaded.  Multiple key capability
-       strings can have the  same  value,  but  the  input  character  reading
-       function  can  report  only  one key code.  Most <EM>curses</EM> implementations
-       (including <EM>ncurses</EM>) load key definitions in the order  they  appear  in
+       in which the string capabilities are loaded.  Multiple  key  capability
+       strings  can  have  the  same  value,  but  the input character reading
+       function can report only one key  code.   Most  <EM>curses</EM>  implementations
+       (including  <EM>ncurses</EM>)  load  key definitions in the order they appear in
        the <STRONG>strfnames</STRONG> array of string capability names; see <STRONG><A HREF="term_variables.3x.html">term_variables(3x)</A></STRONG>.
-       The last capability read using a particular definition  determines  the
-       key  code  to  be  reported.   In <EM>ncurses</EM>, extended capabilities can be
-       interpreted as key definitions.  These are loaded after the  predefined
-       keys,  and  if  a capability's value is the same as a previously loaded
+       The  last  capability read using a particular definition determines the
+       key code to be reported.  In  <EM>ncurses</EM>,  extended  capabilities  can  be
+       interpreted  as key definitions.  These are loaded after the predefined
+       keys, and if a capability's value is the same as  a  previously  loaded
        key definition, the library uses the later definition.
 
 
@@ -385,22 +384,23 @@
        support it with <EM>cbreak</EM>, <EM>nocbreak</EM>, <EM>intrflush</EM>, <EM>keypad</EM>, <EM>meta</EM>, <EM>nodelay</EM>, and
        <EM>typeahead</EM>.
 
-       SVr3 (1987) added <EM>halfdelay</EM>,  <EM>notimeout</EM>,  and  <EM>wtimeout</EM>.   <EM>qiflush</EM>  and
-       <EM>noqiflush</EM>  appeared in SVr3.1 (1987), at which point <EM>intrflush</EM> became a
-       wrapper for either of these functions, depending on the  value  of  its
+       SVr3  (1987)  added  <EM>halfdelay</EM>,  <EM>notimeout</EM>,  and <EM>wtimeout</EM>.  <EM>qiflush</EM> and
+       <EM>noqiflush</EM> appeared in SVr3.1 (1987), at which point <EM>intrflush</EM> became  a
+       wrapper  for  either  of these functions, depending on the value of its
        Boolean argument.  SVr3.1 also added <EM>timeout</EM>.
 
        <EM>ncurses</EM> 6.5 (2024) introduced <EM>is</EM><STRONG>_</STRONG><EM>cbreak</EM>, <EM>is</EM><STRONG>_</STRONG><EM>echo</EM>, <EM>is</EM><STRONG>_</STRONG><EM>nl</EM>, and <EM>is</EM><STRONG>_</STRONG><EM>raw</EM>.
 
-       Formerly,  <EM>ncurses</EM>  used  <EM>nl</EM>  and  <EM>nonl</EM>  to  control  the conversion of
-       newlines to carriage return/line feed  on  output  as  well  as  input.
-       X/Open  Curses  documents  the  use  of these functions only for input.
-       This difference arose from converting the <EM>pcurses</EM> source (1986),  which
-       used  <STRONG>ioctl(2)</STRONG>  calls  and  the <EM>sgttyb</EM> structure, to <EM>termios</EM> (the POSIX
-       terminal API).  In the former, both input and  output  were  controlled
-       via a single option "CRMOD", while the latter separates these features.
-       Because that conversion interferes with  output  optimization,  <EM>ncurses</EM>
-       6.2 (2020) amended <EM>nl</EM> and <EM>nonl</EM> to eliminate their effect on output.
+       Formerly, <EM>ncurses</EM> used  <EM>nl</EM>  and  <EM>nonl</EM>  to  control  the  conversion  of
+       newlines  to  carriage  return/line  feed  on  output as well as input.
+       X/Open Curses documents the use of  these  functions  only  for  input.
+       This  difference arose from converting the <EM>pcurses</EM> source (1986), which
+       used <STRONG>ioctl(2)</STRONG> calls and the <EM>sgttyb</EM> structure,  to  <EM>termios</EM>  (the  POSIX
+       terminal  API).   In the former, both input and output conversions were
+       controlled via a single option  "CRMOD",  while  the  latter  separates
+       these   features.   Because  that  conversion  interferes  with  output
+       optimization, <EM>ncurses</EM> 6.2 (2020) amended <EM>nl</EM> and <EM>nonl</EM> to eliminate their
+       effect on output.
 
 
 </PRE><H2><a name="h2-SEE-ALSO">SEE ALSO</a></H2><PRE>
@@ -409,7 +409,7 @@
 
 
 
-ncurses 6.5                       2025-03-08                   <STRONG><A HREF="curs_inopts.3x.html">curs_inopts(3x)</A></STRONG>
+ncurses 6.5                       2025-03-15                   <STRONG><A HREF="curs_inopts.3x.html">curs_inopts(3x)</A></STRONG>
 </PRE>
 <div class="nav">
 <ul>
Index: doc/html/man/ncurses.3x.html
--- ncurses-6.5-20250308+/doc/html/man/ncurses.3x.html	2025-03-09 00:47:46.000000000 +0000
+++ ncurses-6.5-20250315/doc/html/man/ncurses.3x.html	2025-03-15 22:08:54.000000000 +0000
@@ -61,7 +61,7 @@
        displays  with  output  optimized  to minimize screen updates.  <EM>ncurses</EM>
        replaces the <EM>curses</EM> libraries from System V Release 4 Unix ("SVr4") and
        4.4BSD  Unix,  the  development  of  which  ceased  in the 1990s.  This
-       document describes <EM>ncurses</EM> version 6.5 (patch 20250308).
+       document describes <EM>ncurses</EM> version 6.5 (patch 20250315).
 
        <EM>ncurses</EM> permits control of the terminal screen's contents;  abstraction
        and  subdivision thereof with <EM>windows</EM> and <EM>pads</EM>; acquisition of keyboard
Index: doc/html/man/resizeterm.3x.html
--- ncurses-6.5-20250308+/doc/html/man/resizeterm.3x.html	2024-12-28 21:43:58.000000000 +0000
+++ ncurses-6.5-20250315/doc/html/man/resizeterm.3x.html	2025-03-15 22:08:54.000000000 +0000
@@ -28,19 +28,19 @@
   * authorization.                                                           *
   ****************************************************************************
   * Author: Thomas E. Dickey 1996-on
-  * @Id: resizeterm.3x,v 1.58 2024/12/28 21:18:35 tom Exp @
+  * @Id: resizeterm.3x,v 1.60 2025/03/15 21:12:18 tom Exp @
 -->
 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
 <HTML>
 <HEAD>
 <meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
 <meta name="generator" content="Manpage converted by man2html - see https://invisible-island.net/scripts/readme.html#others_scripts">
-<TITLE>resizeterm 3x 2024-12-28 ncurses 6.5 Library calls</TITLE>
+<TITLE>resizeterm 3x 2025-03-15 ncurses 6.5 Library calls</TITLE>
 <link rel="author" href="mailto:bug-ncurses@gnu.org">
 
 </HEAD>
 <BODY>
-<H1 class="no-header">resizeterm 3x 2024-12-28 ncurses 6.5 Library calls</H1>
+<H1 class="no-header">resizeterm 3x 2025-03-15 ncurses 6.5 Library calls</H1>
 <PRE>
 <STRONG><A HREF="resizeterm.3x.html">resizeterm(3x)</A></STRONG>                   Library calls                  <STRONG><A HREF="resizeterm.3x.html">resizeterm(3x)</A></STRONG>
 
@@ -73,10 +73,10 @@
            existing  windows.   The  added  cells  should  match  the  current
            attributes of the windows.
 
-       If the calling program has not set up a handler for  <STRONG>SIGWINCH</STRONG>  when  it
-       initializes  <EM>ncurses</EM>  (e.g.,  using  <STRONG><A HREF="curs_initscr.3x.html">initscr(3x)</A></STRONG>  or <STRONG><A HREF="curs_initscr.3x.html">newterm(3x)</A></STRONG>), then
-       <EM>ncurses</EM> sets a handler for <STRONG>SIGWINCH</STRONG> which notifies the library  when  a
-       window-size   event   has   occurred.   The  library  checks  for  this
+       If the application has not set  up  a  handler  for  <EM>SIGWINCH</EM>  when  it
+       initializes  <EM>ncurses</EM>  (by  calling  <STRONG><A HREF="curs_initscr.3x.html">initscr(3x)</A></STRONG>  or  <STRONG><A HREF="curs_initscr.3x.html">newterm(3x)</A></STRONG>), then
+       <EM>ncurses</EM> establishes a <EM>SIGWINCH</EM> handler that notifies the library when a
+       window-resizing  event  has  occurred.   The  library  checks  for this
        notification
 
        <STRONG>o</STRONG>   when reading input data,
@@ -192,7 +192,7 @@
 
 
 
-ncurses 6.5                       2024-12-28                    <STRONG><A HREF="resizeterm.3x.html">resizeterm(3x)</A></STRONG>
+ncurses 6.5                       2025-03-15                    <STRONG><A HREF="resizeterm.3x.html">resizeterm(3x)</A></STRONG>
 </PRE>
 <div class="nav">
 <ul>
Index: doc/html/man/terminfo.5.html
--- ncurses-6.5-20250308+/doc/html/man/terminfo.5.html	2025-03-09 00:47:46.000000000 +0000
+++ ncurses-6.5-20250315/doc/html/man/terminfo.5.html	2025-03-15 22:08:55.000000000 +0000
@@ -71,7 +71,7 @@
        have, by specifying how to perform screen operations, and by specifying
        padding requirements and initialization sequences.
 
-       This document describes <EM>ncurses</EM> version 6.5 (patch 20250308).
+       This document describes <EM>ncurses</EM> version 6.5 (patch 20250315).
 
 
 </PRE><H3><a name="h3-terminfo-Entry-Syntax"><EM>terminfo</EM> Entry Syntax</a></H3><PRE>
Index: man/curs_add_wch.3x
Prereq:  1.110 
--- ncurses-6.5-20250308+/man/curs_add_wch.3x	2025-03-08 23:01:20.000000000 +0000
+++ ncurses-6.5-20250315/man/curs_add_wch.3x	2025-03-15 20:38:41.000000000 +0000
@@ -28,8 +28,8 @@
 .\" authorization.                                                           *
 .\"***************************************************************************
 .\"
-.\" $Id: curs_add_wch.3x,v 1.110 2025/03/08 23:01:20 tom Exp $
-.TH curs_add_wch 3X 2025-03-08 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
+.\" $Id: curs_add_wch.3x,v 1.112 2025/03/15 20:38:41 tom Exp $
+.TH curs_add_wch 3X 2025-03-15 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
 .ie \n(.g \{\
 .ds `` \(lq
 .ds '' \(rq
@@ -144,6 +144,20 @@
 from a
 .I wchar_t
 with \fB\%setcchar\fP(3X).
+A
+.I \%cchar_t
+can be copied from place to place using \fB\%win_wch\fP(3X) and
+.BR \%wadd_wch "."
+See \fB\%curs_attr\fP(3X) for values of predefined constants that can be
+usefully \*(``or\*(''ed with characters.
+A complex character whose only character component is a wide space,
+and whose only attribute is
+.BR \%WA_NORMAL ,
+is a
+.IR "blank character" ","
+and therefore combines with the window's background character;
+see \fB\%curs_bkgrnd\fP(3X).
+.PP
 Much behavior depends on whether the wide characters in
 .I wch
 are spacing or non-spacing;
@@ -233,20 +247,6 @@
 Calling \fB\%win_wch\fP(3X) on the location of a nonprintable character
 does not return the character itself,
 but its \fB\%wunctrl\fP(3X) representation.
-.PP
-A
-.I \%cchar_t
-can be copied from place to place using \fB\%win_wch\fP(3X) and
-.BR \%wadd_wch "."
-See \fB\%curs_attr\fP(3X) for values of predefined constants that can be
-usefully \*(``or\*(''ed with characters.
-A complex character whose only character component is a wide space,
-and whose only attribute is
-.BR \%WA_NORMAL ,
-is a
-.IR "blank character" ","
-and therefore combines with the background character;
-see \fB\%curs_bkgrnd\fP(3X).
 .SS wecho_wchar
 .B \%echo_wchar
 and
@@ -275,13 +275,14 @@
 .I \%ncurses
 terms these
 .I "forms-drawing characters."
-The ACS default listed below is used if the
+.I curses
+uses the ACS default listed below if the terminal type lacks the
 .B \%acs_chars
 .RB \%( acsc )
-.I \%term\%info
-capability does not define a terminal-specific replacement for it,
+capability;
+that capability does not define a replacement for the character;
 or if the terminal type and locale configuration
-require Unicode to access these characters
+require Unicode to access these characters,
 but the library is unable to use Unicode.
 The \*(``acsc char\*('' column corresponds to how the characters are
 specified in the
@@ -481,9 +482,7 @@
 .PP
 In
 .IR \%ncurses ,
-they return
-.B ERR
-if
+these functions fail if
 .bP
 the
 .I curses
@@ -533,7 +532,7 @@
 many publicly available
 .I \%term\%info
 entries include
-.I \%acs_chars
+.B \%acs_chars
 .RB \%( acsc )
 capabilities in which their key characters
 .RB ( pryz{|} )
Index: man/curs_add_wchstr.3x
Prereq:  1.55 
--- ncurses-6.5-20250308+/man/curs_add_wchstr.3x	2025-02-01 22:57:57.000000000 +0000
+++ ncurses-6.5-20250315/man/curs_add_wchstr.3x	2025-03-15 20:41:04.000000000 +0000
@@ -27,8 +27,8 @@
 .\" authorization.                                                           *
 .\"***************************************************************************
 .\"
-.\" $Id: curs_add_wchstr.3x,v 1.55 2025/02/01 22:57:57 tom Exp $
-.TH curs_add_wchstr 3X 2025-02-01 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
+.\" $Id: curs_add_wchstr.3x,v 1.57 2025/03/15 20:41:04 tom Exp $
+.TH curs_add_wchstr 3X 2025-03-15 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
 .ie \n(.g \{\
 .ds `` \(lq
 .ds '' \(rq
@@ -118,18 +118,21 @@
 .PP
 In
 .IR \%ncurses ","
-they return
-.B ERR
-if
+these functions fail if
 .bP
-.I win
-is
-.I NULL
-or
+the
+.I curses
+screen has not been initialized,
 .bP
 .I wchstr
-is
-.IR NULL "."
+is a null pointer,
+or
+.bP
+(for functions taking a
+.I \%WINDOW
+pointer argument)
+.I win
+is a null pointer.
 .PP
 Functions prefixed with \*(``mv\*('' first perform cursor movement and
 fail if the position
Index: man/curs_addch.3x
Prereq:  1.130 
--- ncurses-6.5-20250308+/man/curs_addch.3x	2025-03-08 23:01:20.000000000 +0000
+++ ncurses-6.5-20250315/man/curs_addch.3x	2025-03-15 20:40:50.000000000 +0000
@@ -28,8 +28,8 @@
 .\" authorization.                                                           *
 .\"***************************************************************************
 .\"
-.\" $Id: curs_addch.3x,v 1.130 2025/03/08 23:01:20 tom Exp $
-.TH curs_addch 3X 2025-03-08 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
+.\" $Id: curs_addch.3x,v 1.132 2025/03/15 20:40:50 tom Exp $
+.TH curs_addch 3X 2025-03-15 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
 .ie \n(.g \{\
 .ds `` \(lq
 .ds '' \(rq
@@ -124,12 +124,31 @@
 character
 from a
 .I char
-by assignment.
+by assignment or typecast.
 Subsection \*(``Video Attributes\*('' of \fB\%attron\fP(3X) describes
 how to manipulate its attributes and color pair.
 (A color pair selection is not honored unless initialized;
 see \fB\%start_color\fP(3X).)
 .PP
+The object or expression
+.I ch
+may contain attributes and/or a color pair identifier.
+(A
+.I \%chtype
+can be copied from place to place using \fB\%winch\fP(3X) and
+.BR \%waddch .)
+See \fB\%curs_attr\fP(3X) for values of predefined constants that can be
+usefully \*(``or\*(''ed with characters.
+A
+.I ch
+whose character component is a space,
+and whose only attribute is
+.BR \%A_NORMAL ,
+is a
+.IR "blank character" ","
+and therefore combines with the window's background character;
+see \fB\%curs_bkgd\fP(3X).
+.PP
 If the cursor is not at the bottom of the scrolling region
 and advancement occurs at the right margin,
 the cursor automatically wraps to the beginning of the next line.
@@ -186,25 +205,6 @@
 Calling \fB\%winch\fP(3X) on the location of a nonprintable character
 does not return the character itself,
 but its \fB\%unctrl\fP(3X) representation.
-.PP
-The object or expression
-.I ch
-may contain attributes and/or a color pair identifier.
-(A
-.I \%chtype
-can be copied from place to place using \fB\%winch\fP(3X) and
-.BR \%waddch .)
-See \fB\%curs_attr\fP(3X) for values of predefined constants that can be
-usefully \*(``or\*(''ed with characters.
-A
-.I ch
-whose character component is a space,
-and whose only attribute is
-.BR \%A_NORMAL ,
-is a
-.IR "blank character" ","
-and therefore combines with the background character;
-see \fB\%curs_bkgd\fP(3X).
 .SS wechochar
 .B \%echochar
 and
@@ -234,13 +234,14 @@
 .I \%ncurses
 terms these
 .I "forms-drawing characters."
-The ACS default listed below is used if the
+.I curses
+uses the ACS default listed below if the terminal type lacks the
 .B \%acs_chars
 .RB \%( acsc )
-.I \%term\%info
-capability does not define a terminal-specific replacement for it,
+capability;
+that capability does not define a replacement for the character;
 or if the terminal type and locale configuration
-require Unicode to access these characters
+require Unicode to access these characters,
 but the library is unable to use Unicode.
 The \*(``acsc char\*('' column corresponds to how the characters are
 specified in the
@@ -303,9 +304,7 @@
 .PP
 In
 .IR \%ncurses ,
-they return
-.B ERR
-if
+these functions fail if
 .bP
 the
 .I curses
@@ -371,7 +370,7 @@
 many publicly available
 .I \%term\%info
 entries include
-.I \%acs_chars
+.B \%acs_chars
 .RB \%( acsc )
 capabilities in which their key characters
 .RB ( pryz{|} )
Index: man/curs_addchstr.3x
Prereq:  1.60 
--- ncurses-6.5-20250308+/man/curs_addchstr.3x	2025-02-01 22:50:42.000000000 +0000
+++ ncurses-6.5-20250315/man/curs_addchstr.3x	2025-03-15 20:41:04.000000000 +0000
@@ -27,8 +27,8 @@
 .\" authorization.                                                           *
 .\"***************************************************************************
 .\"
-.\" $Id: curs_addchstr.3x,v 1.60 2025/02/01 22:50:42 tom Exp $
-.TH curs_addchstr 3X 2025-02-01 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
+.\" $Id: curs_addchstr.3x,v 1.62 2025/03/15 20:41:04 tom Exp $
+.TH curs_addchstr 3X 2025-03-15 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
 .ie \n(.g \{\
 .ds `` \(lq
 .ds '' \(rq
@@ -116,18 +116,21 @@
 .PP
 In
 .IR \%ncurses ","
-they return
-.B ERR
-if
+these functions fail if
 .bP
-.I win
-is
-.I NULL
-or
+the
+.I curses
+screen has not been initialized,
 .bP
 .I chstr
-is
-.IR NULL "."
+is a null pointer,
+or
+.bP
+(for functions taking a
+.I \%WINDOW
+pointer argument)
+.I win
+is a null pointer.
 .PP
 Functions prefixed with \*(``mv\*('' first perform cursor movement and
 fail if the position
Index: man/curs_addstr.3x
Prereq:  1.67 
--- ncurses-6.5-20250308+/man/curs_addstr.3x	2025-02-01 22:48:11.000000000 +0000
+++ ncurses-6.5-20250315/man/curs_addstr.3x	2025-03-15 20:41:04.000000000 +0000
@@ -27,8 +27,8 @@
 .\" authorization.                                                           *
 .\"***************************************************************************
 .\"
-.\" $Id: curs_addstr.3x,v 1.67 2025/02/01 22:48:11 tom Exp $
-.TH curs_addstr 3X 2025-02-01 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
+.\" $Id: curs_addstr.3x,v 1.69 2025/03/15 20:41:04 tom Exp $
+.TH curs_addstr 3X 2025-03-15 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
 .ie \n(.g \{\
 .ds `` \(lq
 .ds '' \(rq
@@ -99,17 +99,20 @@
 .PP
 In
 .IR \%ncurses ","
-they return
-.B ERR
-if
+these functions fail if
 .bP
-.I win
-is
-.IR NULL ","
+the
+.I curses
+screen has not been initialized,
 .bP
 .I str
-is
-.IR NULL ","
+is a null pointer,
+.bP
+(for functions taking a
+.I \%WINDOW
+pointer argument)
+.I win
+is a null pointer,
 or
 .bP
 an internal \fB\%waddch\fP(3X) call returns
Index: man/curs_addwstr.3x
Prereq:  1.58 
--- ncurses-6.5-20250308+/man/curs_addwstr.3x	2025-02-01 22:54:32.000000000 +0000
+++ ncurses-6.5-20250315/man/curs_addwstr.3x	2025-03-15 20:41:04.000000000 +0000
@@ -27,8 +27,8 @@
 .\" authorization.                                                           *
 .\"***************************************************************************
 .\"
-.\" $Id: curs_addwstr.3x,v 1.58 2025/02/01 22:54:32 tom Exp $
-.TH curs_addwstr 3X 2025-02-01 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
+.\" $Id: curs_addwstr.3x,v 1.60 2025/03/15 20:41:04 tom Exp $
+.TH curs_addwstr 3X 2025-03-15 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
 .ie \n(.g \{\
 .ds `` \(lq
 .ds '' \(rq
@@ -110,17 +110,20 @@
 .PP
 In
 .IR \%ncurses ","
-they return
-.B ERR
-if
+these functions fail if
 .bP
-.I win
-is
-.IR NULL ","
+the
+.I curses
+screen has not been initialized,
 .bP
 .I wstr
-is
-.IR NULL ","
+is a null pointer,
+.bP
+(for functions taking a
+.I \%WINDOW
+pointer argument)
+.I win
+is a null pointer,
 or
 .bP
 an internal \fB\%wadd_wch\fP(3X) call returns
Index: man/curs_getch.3x
Prereq:  1.119 
--- ncurses-6.5-20250308+/man/curs_getch.3x	2025-02-15 19:35:55.000000000 +0000
+++ ncurses-6.5-20250315/man/curs_getch.3x	2025-03-15 22:04:20.000000000 +0000
@@ -28,8 +28,8 @@
 .\" authorization.                                                           *
 .\"***************************************************************************
 .\"
-.\" $Id: curs_getch.3x,v 1.119 2025/02/15 19:35:55 tom Exp $
-.TH curs_getch 3X 2025-02-15 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
+.\" $Id: curs_getch.3x,v 1.121 2025/03/15 22:04:20 tom Exp $
+.TH curs_getch 3X 2025-03-15 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
 .ie \n(.g \{\
 .ds `` \(lq
 .ds '' \(rq
@@ -221,35 +221,55 @@
 waiting to see if,
 and how soon,
 further input arrives.
-When
-.I curses
-reads such an ambiguous character,
-it sets a timer.
-If the remainder of the sequence does not arrive within the designated
-time,
+.bP
+If the escape sequence
+matches a string capability defining a function key
+for the terminal type
+(such as
+.B \%key_home
+.RB \%( khome )
+or
+.B \%key_up
+.RB \%( kuu1 )),
 .B \%wgetch
-returns the prefix character;
-otherwise,
-it returns the function key code corresponding to the unique sequence
+returns the function key code corresponding to the unique sequence
 defined by the terminal.
+.bP
+If the escape sequence matches no function keys
+defined for the terminal type,
+.B \%wgetch
+returns the code of the last
+(most recent)
+character it has read.
+.bP
+If
+.B \%wgetch
+cannot decide the validity of the input as a function key
+because it has not read enough characters to disambiguate it,
+the function waits until it has this information or the
+.IR "escape delay" ","
+configured by the global variable
+.I \%ESCDELAY
+(an extension;
+see section \*(``EXTENSIONS\*('' below)
+or the environment variable of the same name
+(see section \*(``ENVIRONMENT\*('' of \fB\%ncurses\fP(3X)),
+also an extension,
+elapses.
+.PP
 Consequently,
 a user of a
 .I curses
-application may experience a delay after the escape key is pressed
+application that employs keypad mode
+may experience a pause or \*(``hang\*(''
+after the escape key is pressed
 while
 .I curses
-disambiguates the input;
-see section \*(``EXTENSIONS\*('' below.
+collects sufficient characters to disambiguate the input.
 If the window is in \*(``no time-out\*('' mode,
-the timer does not expire;
-it is an infinite
-(or very large)
-value.
-See \fB\%notimeout\fP(3X).
-Because function key sequences usually begin with ESC,
-the terminal may appear to hang in no time-out mode after the user
-presses the escape key.
-Generally,
+the escape delay is effectively infinite;
+see \fB\%notimeout\fP(3X).
+In the event of such a pause,
 further typing \*(``awakens\*(''
 .IR curses "."
 .SS "Ungetting Characters"
@@ -290,6 +310,7 @@
 Symbol	Key name
 =
 KEY_BREAK	Break key
+.ne 4
 KEY_DOWN	Arrow keys
 KEY_UP	\^
 KEY_LEFT	\^
@@ -709,6 +730,16 @@
 .\" https://web.archive.org/web/20200923185647/https://man.netbsd.org/curses_input.3
 had added them along with
 .IR \%KEY_MOUSE "."
+.SH HISTORY
+4BSD (1980)
+introduced
+.I \%wgetch
+and its variants.
+.PP
+.I \%ncurses
+1.9.9g (1996)
+added
+.IR \%has_key "."
 .SH SEE ALSO
 ECMA-6 \*(``7-bit coded Character Set\*(''
 \%<https://\*:ecma\-international\*:.org/\
Index: man/curs_initscr.3x
Prereq:  1.100 
--- ncurses-6.5-20250308+/man/curs_initscr.3x	2025-03-08 23:07:43.000000000 +0000
+++ ncurses-6.5-20250315/man/curs_initscr.3x	2025-03-15 21:11:24.000000000 +0000
@@ -27,8 +27,8 @@
 .\" authorization.                                                           *
 .\"***************************************************************************
 .\"
-.\" $Id: curs_initscr.3x,v 1.100 2025/03/08 23:07:43 tom Exp $
-.TH curs_initscr 3X 2025-03-08 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
+.\" $Id: curs_initscr.3x,v 1.102 2025/03/15 21:11:24 tom Exp $
+.TH curs_initscr 3X 2025-03-15 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
 .ie \n(.g \{\
 .ds `` \(lq
 .ds '' \(rq
@@ -141,9 +141,9 @@
 an input stream
 .I inf
 connected to the terminal.
-It returns a variable of structure type
-.I SCREEN
-.BR * ","
+It returns a variable of
+.RI pointer-to- SCREEN
+type,
 which should be saved for later use with
 .B \%set_term
 and
Index: man/curs_inopts.3x
Prereq:  1.100 
--- ncurses-6.5-20250308+/man/curs_inopts.3x	2025-03-08 23:09:30.000000000 +0000
+++ ncurses-6.5-20250315/man/curs_inopts.3x	2025-03-15 21:11:52.000000000 +0000
@@ -28,8 +28,8 @@
 .\" authorization.                                                           *
 .\"***************************************************************************
 .\"
-.\" $Id: curs_inopts.3x,v 1.100 2025/03/08 23:09:30 tom Exp $
-.TH curs_inopts 3X 2025-03-08 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
+.\" $Id: curs_inopts.3x,v 1.102 2025/03/15 21:11:52 tom Exp $
+.TH curs_inopts 3X 2025-03-15 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
 .ie \n(.g \{\
 .ds `` \(lq
 .ds '' \(rq
@@ -264,7 +264,7 @@
 then when an input character reading function reads ESC,
 it waits for further input corresponding to an escape sequence
 defined by the terminal type description.
-If a valid sequence is entered,
+If a valid sequence populates the input stream,
 the input character reading function
 returns a value representing the function key,
 such as
@@ -372,10 +372,6 @@
 .I curses
 waits forever for subsequent keystrokes
 until it determines the escape sequence to be valid or invalid.
-To configure the timeout duration rather than disabling it,
-see
-.B \%wtimeout
-below.
 .\"
 .SS "qiflush, noqiflush"
 .\"
@@ -624,7 +620,7 @@
 .B \%timeout
 or
 .BR \%wtimeout ","
-makes this delay in expectation of further keystrokes
+makes this delay in expectation of further characters
 effectively infinite.
 X/Open Curses affords no means of otherwise configuring
 the length of this second delay,
@@ -864,7 +860,7 @@
 .I \%termios
 (the POSIX terminal API).
 In the former,
-both input and output were controlled via a single option
+both input and output conversions were controlled via a single option
 \*(``CRMOD\*('',
 while the latter separates these features.
 Because that conversion interferes with output optimization,
Index: man/resizeterm.3x
Prereq:  1.58 
--- ncurses-6.5-20250308+/man/resizeterm.3x	2024-12-28 21:18:35.000000000 +0000
+++ ncurses-6.5-20250315/man/resizeterm.3x	2025-03-15 21:12:18.000000000 +0000
@@ -29,8 +29,8 @@
 .\"
 .\" Author: Thomas E. Dickey 1996-on
 .\"
-.\" $Id: resizeterm.3x,v 1.58 2024/12/28 21:18:35 tom Exp $
-.TH resizeterm 3X 2024-12-28 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
+.\" $Id: resizeterm.3x,v 1.60 2025/03/15 21:12:18 tom Exp $
+.TH resizeterm 3X 2025-03-15 "ncurses @NCURSES_MAJOR@.@NCURSES_MINOR@" "Library calls"
 .de bP
 .ie n  .IP \(bu 4
 .el    .IP \(bu 2
@@ -62,11 +62,17 @@
 rows and/or columns can be added to existing windows.
 The added cells should match the current attributes of the windows.
 .PP
-If the calling program has not set up a handler for \fB\%SIGWINCH\fP
-when it initializes \fI\%ncurses\fP
-(e.g., using \fB\%initscr\fP(3X) or \fB\%newterm\fP(3X)),
-then \fI\%ncurses\fP sets a handler for \fB\%SIGWINCH\fP which notifies
-the library when a window-size event has occurred.
+If the application has not set up a handler for
+.I \%SIGWINCH
+when it initializes
+.I \%ncurses
+(by calling \fB\%initscr\fP(3X) or \fB\%newterm\fP(3X)),
+then
+.I \%ncurses
+establishes a
+.I \%SIGWINCH
+handler that notifies the library
+when a window-resizing event has occurred.
 The library checks for this notification
 .bP
 when reading input data,
Index: package/debian-mingw/changelog
--- ncurses-6.5-20250308+/package/debian-mingw/changelog	2025-03-08 11:56:38.000000000 +0000
+++ ncurses-6.5-20250315/package/debian-mingw/changelog	2025-03-15 11:18:45.000000000 +0000
@@ -1,8 +1,8 @@
-ncurses6td (6.5+20250308) unstable; urgency=low
+ncurses6td (6.5+20250315) unstable; urgency=low
 
   * latest weekly patch
 
- -- Thomas E. Dickey <dickey@invisible-island.net>  Sat, 08 Mar 2025 06:56:38 -0500
+ -- Thomas E. Dickey <dickey@invisible-island.net>  Sat, 15 Mar 2025 07:18:45 -0400
 
 ncurses6 (5.9+20131005) unstable; urgency=low
 
Index: package/debian-mingw64/changelog
--- ncurses-6.5-20250308+/package/debian-mingw64/changelog	2025-03-08 11:56:38.000000000 +0000
+++ ncurses-6.5-20250315/package/debian-mingw64/changelog	2025-03-15 11:18:45.000000000 +0000
@@ -1,8 +1,8 @@
-ncurses6td (6.5+20250308) unstable; urgency=low
+ncurses6td (6.5+20250315) unstable; urgency=low
 
   * latest weekly patch
 
- -- Thomas E. Dickey <dickey@invisible-island.net>  Sat, 08 Mar 2025 06:56:38 -0500
+ -- Thomas E. Dickey <dickey@invisible-island.net>  Sat, 15 Mar 2025 07:18:45 -0400
 
 ncurses6 (5.9+20131005) unstable; urgency=low
 
Index: package/debian/changelog
--- ncurses-6.5-20250308+/package/debian/changelog	2025-03-08 11:56:38.000000000 +0000
+++ ncurses-6.5-20250315/package/debian/changelog	2025-03-15 11:18:45.000000000 +0000
@@ -1,8 +1,8 @@
-ncurses6td (6.5+20250308) unstable; urgency=low
+ncurses6td (6.5+20250315) unstable; urgency=low
 
   * latest weekly patch
 
- -- Thomas E. Dickey <dickey@invisible-island.net>  Sat, 08 Mar 2025 06:56:38 -0500
+ -- Thomas E. Dickey <dickey@invisible-island.net>  Sat, 15 Mar 2025 07:18:45 -0400
 
 ncurses6 (5.9+20120608) unstable; urgency=low
 
Index: package/mingw-ncurses.nsi
Prereq:  1.693 
--- ncurses-6.5-20250308+/package/mingw-ncurses.nsi	2025-03-08 11:56:38.000000000 +0000
+++ ncurses-6.5-20250315/package/mingw-ncurses.nsi	2025-03-15 11:18:45.000000000 +0000
@@ -1,4 +1,4 @@
-; $Id: mingw-ncurses.nsi,v 1.693 2025/03/08 11:56:38 tom Exp $
+; $Id: mingw-ncurses.nsi,v 1.694 2025/03/15 11:18:45 tom Exp $
 
 ; TODO add examples
 ; TODO bump ABI to 6
@@ -10,7 +10,7 @@
 !define VERSION_MAJOR "6"
 !define VERSION_MINOR "5"
 !define VERSION_YYYY  "2025"
-!define VERSION_MMDD  "0308"
+!define VERSION_MMDD  "0315"
 !define VERSION_PATCH ${VERSION_YYYY}${VERSION_MMDD}
 
 !define MY_ABI   "5"
Index: package/mingw-ncurses.spec
--- ncurses-6.5-20250308+/package/mingw-ncurses.spec	2025-03-08 11:56:38.000000000 +0000
+++ ncurses-6.5-20250315/package/mingw-ncurses.spec	2025-03-15 11:18:45.000000000 +0000
@@ -3,7 +3,7 @@
 Summary: shared libraries for terminal handling
 Name: mingw32-ncurses6
 Version: 6.5
-Release: 20250308
+Release: 20250315
 License: X11
 Group: Development/Libraries
 URL: https://invisible-island.net/ncurses/
Index: package/ncurses.spec
--- ncurses-6.5-20250308+/package/ncurses.spec	2025-03-08 11:56:38.000000000 +0000
+++ ncurses-6.5-20250315/package/ncurses.spec	2025-03-15 11:18:45.000000000 +0000
@@ -1,7 +1,7 @@
 Summary: shared libraries for terminal handling
 Name: ncurses6
 Version: 6.5
-Release: 20250308
+Release: 20250315
 License: X11
 Group: Development/Libraries
 URL: https://invisible-island.net/ncurses/
Index: package/ncursest.spec
--- ncurses-6.5-20250308+/package/ncursest.spec	2025-03-08 11:56:38.000000000 +0000
+++ ncurses-6.5-20250315/package/ncursest.spec	2025-03-15 11:18:45.000000000 +0000
@@ -1,7 +1,7 @@
 Summary: Curses library with POSIX thread support.
 Name: ncursest6
 Version: 6.5
-Release: 20250308
+Release: 20250315
 License: X11
 Group: Development/Libraries
 Source: ncurses-%{version}-%{release}.tgz