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[ncurses.git] / doc / html / man / curs_attr.3x.html
diff --git a/doc/html/man/curs_attr.3x.html b/doc/html/man/curs_attr.3x.html
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+++ b/doc/html/man/curs_attr.3x.html
@@ -1,180 +1,273 @@
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+  * @Id: curs_attr.3x,v 1.26 2002/09/21 19:50:06 tom Exp @
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 <HTML>
 <HTML>
+<HEAD>
+<TITLE>curs_attr 3x</TITLE>
+<link rev=made href="mailto:bug-ncurses@gnu.org">
+<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
+</HEAD>
 <BODY>
 <BODY>
+<H1>curs_attr 3x</H1>
+<HR>
 <PRE>
 <!-- Manpage converted by man2html 3.0.1 -->
 
 </PRE>
 <H2>NAME</H2><PRE>
 <PRE>
 <!-- Manpage converted by man2html 3.0.1 -->
 
 </PRE>
 <H2>NAME</H2><PRE>
-       <B>attroff</B>,  <B>wattroff</B>,  <B>attron</B>,  <B>wattron</B>,  <B>attrset</B>, <B>wattrset</B>,
-       <B>color_set</B>,  <B>wcolor_set</B>,  <B>standend</B>,  <B>wstandend</B>,   <B>standout</B>,
-       <B>wstandout</B>,   <B>attr_get</B>,   <B>wattr_get</B>,  <B>attr_off</B>,  <B>wattr_off</B>,
-       <B>attr_on</B>, <B>wattr_on</B>,  <B>attr_set</B>,  <B>wattr_set</B>,  <B>chgat</B>,  <B>wchgat</B>,
-       <B>mvchgat</B>, <B>mvwchgat</B>, <B>PAIR_NUMBER</B> - <B>curses</B> character and win-
+       <STRONG>attroff</STRONG>,  <STRONG>wattroff</STRONG>,  <STRONG>attron</STRONG>,  <STRONG>wattron</STRONG>,  <STRONG>attrset</STRONG>, <STRONG>wattrset</STRONG>,
+       <STRONG>color_set</STRONG>,  <STRONG>wcolor_set</STRONG>,  <STRONG>standend</STRONG>,  <STRONG>wstandend</STRONG>,   <STRONG>standout</STRONG>,
+       <STRONG>wstandout</STRONG>,   <STRONG>attr_get</STRONG>,   <STRONG>wattr_get</STRONG>,  <STRONG>attr_off</STRONG>,  <STRONG>wattr_off</STRONG>,
+       <STRONG>attr_on</STRONG>, <STRONG>wattr_on</STRONG>,  <STRONG>attr_set</STRONG>,  <STRONG>wattr_set</STRONG>,  <STRONG>chgat</STRONG>,  <STRONG>wchgat</STRONG>,
+       <STRONG>mvchgat</STRONG>, <STRONG>mvwchgat</STRONG>, <STRONG>PAIR_NUMBER</STRONG> - <STRONG>curses</STRONG> character and win-
        dow attribute control routines
 
 
 </PRE>
 <H2>SYNOPSIS</H2><PRE>
        dow attribute control routines
 
 
 </PRE>
 <H2>SYNOPSIS</H2><PRE>
-       <B>#include</B> <B>&lt;curses.h&gt;</B>
-       <B>int</B> <B>attroff(int</B> <B>attrs);</B>
-       <B>int</B> <B>wattroff(WINDOW</B> <B>*win,</B> <B>int</B> <B>attrs);</B>
-       <B>int</B> <B>attron(int</B> <B>attrs);</B>
-       <B>int</B> <B>wattron(WINDOW</B> <B>*win,</B> <B>int</B> <B>attrs);</B>
-       <B>int</B> <B>attrset(int</B> <B>attrs);</B>
-       <B>int</B> <B>wattrset(WINDOW</B> <B>*win,</B> <B>int</B> <B>attrs);</B>
-       <B>int</B> <B>color_set(short</B> <B>color_pair_number,</B> <B>void*</B> <B>opts);</B>
-       <B>int</B> <B>wcolor_set(WINDOW</B> <B>*win,</B> <B>short</B> <B>color_pair_number,</B>
-             <B>void*</B> <B>opts);</B>
-       <B>int</B> <B>standend(void);</B>
-       <B>int</B> <B>wstandend(WINDOW</B> <B>*win);</B>
-       <B>int</B> <B>standout(void);</B>
-       <B>int</B> <B>wstandout(WINDOW</B> <B>*win);</B>
-       <B>int</B> <B>attr_get(attr_t</B> <B>*attrs,</B> <B>short</B> <B>*pair,</B> <B>void</B> <B>*opts);</B>
-       <B>int</B> <B>wattr_get(WINDOW</B> <B>*win,</B> <B>attr_t</B> <B>*attrs,</B> <B>short</B> <B>*pair,</B>
-              <B>void</B> <B>*opts);</B>
-       <B>int</B> <B>attr_off(attr_t</B> <B>attrs,</B> <B>void</B> <B>*opts);</B>
-       <B>int</B> <B>wattr_off(WINDOW</B> <B>*win,</B> <B>attr_t</B> <B>attrs,</B> <B>void</B> <B>*opts);</B>
-       <B>int</B> <B>attr_on(attr_t</B> <B>attrs,</B> <B>void</B> <B>*opts);</B>
-       <B>int</B> <B>wattr_on(WINDOW</B> <B>*win,</B> <B>attr_t</B> <B>attrs,</B> <B>void</B> <B>*opts);</B>
-       <B>int</B> <B>attr_set(attr_t</B> <B>attrs,</B> <B>short</B> <B>pair,</B> <B>void</B> <B>*opts);</B>
-       <B>int</B> <B>wattr_set(WINDOW</B> <B>*win,</B> <B>attr_t</B> <B>attrs,</B> <B>short</B> <B>pair,</B>  <B>void</B>
-       <B>*opts);</B>
-       <B>int</B> <B>chgat(int</B> <B>n,</B> <B>attr_t</B> <B>attr,</B> <B>short</B> <B>color,</B>
-             <B>const</B> <B>void</B> <B>*opts)</B>
-       <B>int</B> <B>wchgat(WINDOW</B> <B>*win,</B> <B>int</B> <B>n,</B> <B>attr_t</B> <B>attr,</B>
-             <B>short</B> <B>color,</B> <B>const</B> <B>void</B> <B>*opts)</B>
-       <B>int</B> <B>mvchgat(int</B> <B>y,</B> <B>int</B> <B>x,</B> <B>int</B> <B>n,</B> <B>attr_t</B> <B>attr,</B>
-             <B>short</B> <B>color,</B> <B>const</B> <B>void</B> <B>*opts)</B>
-       <B>int</B> <B>mvwchgat(WINDOW</B> <B>*win,</B> <B>int</B> <B>y,</B> <B>int</B> <B>x,</B> <B>int</B> <B>n,</B>
-             <B>attr_t</B> <B>attr,</B> <B>short</B> <B>color,</B> <B>const</B> <B>void</B> <B>*opts)</B>
+       <STRONG>#include</STRONG> <STRONG>&lt;curses.h&gt;</STRONG>
+       <STRONG>int</STRONG> <STRONG>attroff(int</STRONG> <STRONG>attrs);</STRONG>
+       <STRONG>int</STRONG> <STRONG>wattroff(WINDOW</STRONG> <STRONG>*win,</STRONG> <STRONG>int</STRONG> <STRONG>attrs);</STRONG>
+       <STRONG>int</STRONG> <STRONG>attron(int</STRONG> <STRONG>attrs);</STRONG>
+       <STRONG>int</STRONG> <STRONG>wattron(WINDOW</STRONG> <STRONG>*win,</STRONG> <STRONG>int</STRONG> <STRONG>attrs);</STRONG>
+       <STRONG>int</STRONG> <STRONG>attrset(int</STRONG> <STRONG>attrs);</STRONG>
+       <STRONG>int</STRONG> <STRONG>wattrset(WINDOW</STRONG> <STRONG>*win,</STRONG> <STRONG>int</STRONG> <STRONG>attrs);</STRONG>
+       <STRONG>int</STRONG> <STRONG>color_set(short</STRONG> <STRONG>color_pair_number,</STRONG> <STRONG>void*</STRONG> <STRONG>opts);</STRONG>
+       <STRONG>int</STRONG> <STRONG>wcolor_set(WINDOW</STRONG> <STRONG>*win,</STRONG> <STRONG>short</STRONG> <STRONG>color_pair_number,</STRONG>
+             <STRONG>void*</STRONG> <STRONG>opts);</STRONG>
+       <STRONG>int</STRONG> <STRONG>standend(void);</STRONG>
+       <STRONG>int</STRONG> <STRONG>wstandend(WINDOW</STRONG> <STRONG>*win);</STRONG>
+       <STRONG>int</STRONG> <STRONG>standout(void);</STRONG>
+       <STRONG>int</STRONG> <STRONG>wstandout(WINDOW</STRONG> <STRONG>*win);</STRONG>
+       <STRONG>int</STRONG> <STRONG>attr_get(attr_t</STRONG> <STRONG>*attrs,</STRONG> <STRONG>short</STRONG> <STRONG>*pair,</STRONG> <STRONG>void</STRONG> <STRONG>*opts);</STRONG>
+       <STRONG>int</STRONG> <STRONG>wattr_get(WINDOW</STRONG> <STRONG>*win,</STRONG> <STRONG>attr_t</STRONG> <STRONG>*attrs,</STRONG> <STRONG>short</STRONG> <STRONG>*pair,</STRONG>
+              <STRONG>void</STRONG> <STRONG>*opts);</STRONG>
+       <STRONG>int</STRONG> <STRONG>attr_off(attr_t</STRONG> <STRONG>attrs,</STRONG> <STRONG>void</STRONG> <STRONG>*opts);</STRONG>
+       <STRONG>int</STRONG> <STRONG>wattr_off(WINDOW</STRONG> <STRONG>*win,</STRONG> <STRONG>attr_t</STRONG> <STRONG>attrs,</STRONG> <STRONG>void</STRONG> <STRONG>*opts);</STRONG>
+       <STRONG>int</STRONG> <STRONG>attr_on(attr_t</STRONG> <STRONG>attrs,</STRONG> <STRONG>void</STRONG> <STRONG>*opts);</STRONG>
+       <STRONG>int</STRONG> <STRONG>wattr_on(WINDOW</STRONG> <STRONG>*win,</STRONG> <STRONG>attr_t</STRONG> <STRONG>attrs,</STRONG> <STRONG>void</STRONG> <STRONG>*opts);</STRONG>
+       <STRONG>int</STRONG> <STRONG>attr_set(attr_t</STRONG> <STRONG>attrs,</STRONG> <STRONG>short</STRONG> <STRONG>pair,</STRONG> <STRONG>void</STRONG> <STRONG>*opts);</STRONG>
+       <STRONG>int</STRONG> <STRONG>wattr_set(WINDOW</STRONG> <STRONG>*win,</STRONG> <STRONG>attr_t</STRONG> <STRONG>attrs,</STRONG> <STRONG>short</STRONG> <STRONG>pair,</STRONG>  <STRONG>void</STRONG>
+       <STRONG>*opts);</STRONG>
+       <STRONG>int</STRONG> <STRONG>chgat(int</STRONG> <STRONG>n,</STRONG> <STRONG>attr_t</STRONG> <STRONG>attr,</STRONG> <STRONG>short</STRONG> <STRONG>color,</STRONG>
+             <STRONG>const</STRONG> <STRONG>void</STRONG> <STRONG>*opts)</STRONG>
+       <STRONG>int</STRONG> <STRONG>wchgat(WINDOW</STRONG> <STRONG>*win,</STRONG> <STRONG>int</STRONG> <STRONG>n,</STRONG> <STRONG>attr_t</STRONG> <STRONG>attr,</STRONG>
+             <STRONG>short</STRONG> <STRONG>color,</STRONG> <STRONG>const</STRONG> <STRONG>void</STRONG> <STRONG>*opts)</STRONG>
+       <STRONG>int</STRONG> <STRONG>mvchgat(int</STRONG> <STRONG>y,</STRONG> <STRONG>int</STRONG> <STRONG>x,</STRONG> <STRONG>int</STRONG> <STRONG>n,</STRONG> <STRONG>attr_t</STRONG> <STRONG>attr,</STRONG>
+             <STRONG>short</STRONG> <STRONG>color,</STRONG> <STRONG>const</STRONG> <STRONG>void</STRONG> <STRONG>*opts)</STRONG>
+       <STRONG>int</STRONG> <STRONG>mvwchgat(WINDOW</STRONG> <STRONG>*win,</STRONG> <STRONG>int</STRONG> <STRONG>y,</STRONG> <STRONG>int</STRONG> <STRONG>x,</STRONG> <STRONG>int</STRONG> <STRONG>n,</STRONG>
+             <STRONG>attr_t</STRONG> <STRONG>attr,</STRONG> <STRONG>short</STRONG> <STRONG>color,</STRONG> <STRONG>const</STRONG> <STRONG>void</STRONG> <STRONG>*opts)</STRONG>
 
 
 </PRE>
 <H2>DESCRIPTION</H2><PRE>
        These  routines  manipulate  the current attributes of the
        named window.  The current attributes of a window apply to
 
 
 </PRE>
 <H2>DESCRIPTION</H2><PRE>
        These  routines  manipulate  the current attributes of the
        named window.  The current attributes of a window apply to
-       all  characters that are written into the window with <B>wad-</B>
-       <B>dch</B>, <B>waddstr</B> and <B>wprintw</B>.  Attributes are  a  property  of
+       all  characters that are written into the window with <STRONG>wad-</STRONG>
+       <STRONG>dch</STRONG>, <STRONG>waddstr</STRONG> and <STRONG>wprintw</STRONG>.  Attributes are  a  property  of
        the  character,  and  move  with the character through any
        scrolling and insert/delete line/character operations.  To
        the  extent  possible,  they  are displayed as appropriate
        modifications to the graphic rendition of  characters  put
        on the screen.
 
        the  character,  and  move  with the character through any
        scrolling and insert/delete line/character operations.  To
        the  extent  possible,  they  are displayed as appropriate
        modifications to the graphic rendition of  characters  put
        on the screen.
 
-       The  routine  <B>attrset</B>  sets  the current attributes of the
-       given window to <I>attrs</I>.  The routine <B>attroff</B> turns off  the
+       The  routine  <STRONG>attrset</STRONG>  sets  the current attributes of the
+       given window to <EM>attrs</EM>.  The routine <STRONG>attroff</STRONG> turns off  the
        named  attributes  without turning any other attributes on
        named  attributes  without turning any other attributes on
-       or off.  The routine <B>attron</B> turns on the named  attributes
-       without affecting any others.  The routine <B>standout</B> is the
-       same as <B>attron(A_STANDOUT)</B>.  The routine <B>standend</B>  is  the
-       same as <B>attrset(A_NORMAL)</B> or <B>attrset(0)</B>, that is, it turns
+       or off.  The routine <STRONG>attron</STRONG> turns on the named  attributes
+       without affecting any others.  The routine <STRONG>standout</STRONG> is the
+       same as <STRONG>attron(A_STANDOUT)</STRONG>.  The routine <STRONG>standend</STRONG>  is  the
+       same as <STRONG>attrset(A_NORMAL)</STRONG> or <STRONG>attrset(0)</STRONG>, that is, it turns
        off all attributes.
 
        off all attributes.
 
-       The routine <B>color_set</B> sets the current color of the  given
-       window  to the foreground/background combination described
-       by the color_pair_number. The parameter opts  is  reserved
+       The  <STRONG>attrset</STRONG>  and  related  routines  do  not  affect  the
+       attributes  used when erasing portions of the window.  See
+       <STRONG><A HREF="curs_bkgd.3x.html">curs_bkgd(3x)</A></STRONG> for functions which  modify  the  attributes
+       used for erasing and clearing.
+
+       The  routine <STRONG>color_set</STRONG> sets the current color of the given
+       window to the foreground/background combination  described
+       by  the  color_pair_number. The parameter opts is reserved
        for future use, applications must supply a null pointer.
 
        for future use, applications must supply a null pointer.
 
-       The  routine  <B>wattr_get</B>  returns the current attribute and
-       color pair for the given window; <B>attr_get</B> returns the cur-
-       rent  attribute  and color pair for <B>stdscr</B>.  The remaining
-       <B>attr_</B>* functions operate exactly  like  the  corresponding
-       <B>attr</B>*  functions,  except that they take arguments of type
-       <B>attr_t</B> rather than <B>int</B>.
-
-       The routine <B>chgat</B> changes the attributes of a given number
-       of  characters  starting at the current cursor location of
-       <B>stdscr</B>.  It does not update the cursor and does  not  per-
-       form  wrapping.   A  character count of -1 or greater than
-       the remaining window width means to change attributes  all
-       the  way to the end of the current line.  The <B>wchgat</B> func-
-       tion generalizes this to any window; the <B>mvwchgat</B> function
+       The routine <STRONG>wattr_get</STRONG> returns the  current  attribute  and
+       color pair for the given window; <STRONG>attr_get</STRONG> returns the cur-
+       rent attribute and color pair for <STRONG>stdscr</STRONG>.   The  remaining
+       <STRONG>attr_</STRONG>*  functions  operate  exactly like the corresponding
+       <STRONG>attr</STRONG>* functions, except that they take arguments  of  type
+       <STRONG>attr_t</STRONG> rather than <STRONG>int</STRONG>.
+
+       The routine <STRONG>chgat</STRONG> changes the attributes of a given number
+       of characters starting at the current cursor  location  of
+       <STRONG>stdscr</STRONG>.   It  does not update the cursor and does not per-
+       form wrapping.  A character count of -1  or  greater  than
+       the  remaining window width means to change attributes all
+       the way to the end of the current line.  The <STRONG>wchgat</STRONG>  func-
+       tion generalizes this to any window; the <STRONG>mvwchgat</STRONG> function
        does a cursor move before acting.  In these functions, the
        does a cursor move before acting.  In these functions, the
-       color argument is a color-pair  index  (as  in  the  first
-       argument  of  <I>init</I><B>_</B><I>pair</I>,  see  <B><A HREF="curs_color.3x.html">curs_color(3x)</A></B>).   The <B>opts</B>
-       argument is not presently used, but is  reserved  for  the
-       future (leave it <B>NULL</B>).
-
-   <B>Attributes</B>
-       The following video attributes, defined in <B>&lt;curses.h&gt;</B>, can
-       be passed to the routines <B>attron</B>, <B>attroff</B>, and <B>attrset</B>, or
-       OR'ed with the characters passed to <B>addch</B>.
-
-        <B>A_NORMAL</B>        Normal display (no highlight)
-        <B>A_STANDOUT</B>      Best highlighting mode of the terminal.
-        <B>A_UNDERLINE</B>     Underlining
-        <B>A_REVERSE</B>       Reverse video
-        <B>A_BLINK</B>         Blinking
-        <B>A_DIM</B>           Half bright
-        <B>A_BOLD</B>          Extra bright or bold
-        <B>A_PROTECT</B>       Protected mode
-        <B>A_INVIS</B>         Invisible or blank mode
-        <B>A_ALTCHARSET</B>    Alternate character set
-        <B>A_CHARTEXT</B>      Bit-mask to extract a character
-        <B>COLOR_PAIR(</B><I>n</I><B>)</B>   Color-pair number <I>n</I>
-
-       The following macro is the reverse of <B>COLOR_PAIR(</B><I>n</I><B>)</B>:
-
-       <B>PAIR_NUMBER(</B><I>attrs</I>) Returns the pair number associated
-                          with the <B>COLOR_PAIR(</B><I>n</I><B>)</B> attribute.
-
-       The  return values of many of these routines are not mean-
-       ingful (they are implemented as macro-expanded assignments
-       and  simply  return their argument).  The SVr4 manual page
-       claims (falsely) that these routines always return <B>1</B>.
+       color  argument  is  a  color-pair  index (as in the first
+       argument of  <EM>init</EM><STRONG>_</STRONG><EM>pair</EM>,  see  <STRONG><A HREF="curs_color.3x.html">curs_color(3x)</A></STRONG>).   The  <STRONG>opts</STRONG>
+       argument  is  not  presently used, but is reserved for the
+       future (leave it <STRONG>NULL</STRONG>).  Note that changing the attributes
+       does  not  imply that a subsequent <STRONG>refresh</STRONG> will update the
+       screen to match, since the character values are not  modi-
+       fied.   Use  <STRONG>touchwin</STRONG>  to  force  the  screen to match the
+       updated attributes.
 
 
+   <STRONG>Attributes</STRONG>
+       The following video attributes, defined in <STRONG>&lt;curses.h&gt;</STRONG>, can
+       be passed to the routines <STRONG>attron</STRONG>, <STRONG>attroff</STRONG>, and <STRONG>attrset</STRONG>, or
+       OR'ed with the characters passed to <STRONG>addch</STRONG>.
+
+        <STRONG>A_NORMAL</STRONG>        Normal display (no highlight)
+        <STRONG>A_STANDOUT</STRONG>      Best highlighting mode of the terminal.
+        <STRONG>A_UNDERLINE</STRONG>     Underlining
+        <STRONG>A_REVERSE</STRONG>       Reverse video
+        <STRONG>A_BLINK</STRONG>         Blinking
+        <STRONG>A_DIM</STRONG>           Half bright
+
+        <STRONG>A_BOLD</STRONG>          Extra bright or bold
+        <STRONG>A_PROTECT</STRONG>       Protected mode
+        <STRONG>A_INVIS</STRONG>         Invisible or blank mode
+        <STRONG>A_ALTCHARSET</STRONG>    Alternate character set
+        <STRONG>A_CHARTEXT</STRONG>      Bit-mask to extract a character
+        <STRONG>COLOR_PAIR(</STRONG><EM>n</EM><STRONG>)</STRONG>   Color-pair number <EM>n</EM>
+
+       The following macro is the reverse of <STRONG>COLOR_PAIR(</STRONG><EM>n</EM><STRONG>)</STRONG>:
+
+       <STRONG>PAIR_NUMBER(</STRONG><EM>attrs</EM>) Returns the pair number associated
+                          with the <STRONG>COLOR_PAIR(</STRONG><EM>n</EM><STRONG>)</STRONG> attribute.
+
+       The return values of many of these routines are not  mean-
+       ingful (they are implemented as macro-expanded assignments
+       and simply return their argument).  The SVr4  manual  page
+       claims (falsely) that these routines always return <STRONG>1</STRONG>.
 
 
 </PRE>
 <H2>NOTES</H2><PRE>
 
 
 </PRE>
 <H2>NOTES</H2><PRE>
-       Note that <B>attroff</B>,  <B>wattroff</B>,  <B>attron</B>,  <B>wattron</B>,  <B>attrset</B>,
-       <B>wattrset</B>, <B>standend</B> and <B>standout</B> may be macros.
+       Note  that  <STRONG>attroff</STRONG>,  <STRONG>wattroff</STRONG>,  <STRONG>attron</STRONG>, <STRONG>wattron</STRONG>, <STRONG>attrset</STRONG>,
+       <STRONG>wattrset</STRONG>, <STRONG>standend</STRONG> and <STRONG>standout</STRONG> may be macros.
 
 
 </PRE>
 <H2>PORTABILITY</H2><PRE>
 
 
 </PRE>
 <H2>PORTABILITY</H2><PRE>
-       All  these functions are supported in the XSI Curses stan-
-       dard, Issue 4.  The standard defined  the  dedicated  type
-       for  highlights,  <B>attr_t</B>,  which  is  not  defined in SVr4
-       curses. The functions taking <B>attr_t</B> arguments are not sup-
+       All these functions are supported in the XSI Curses  stan-
+       dard,  Issue  4.   The standard defined the dedicated type
+       for highlights, <STRONG>attr_t</STRONG>,  which  is  not  defined  in  SVr4
+       curses. The functions taking <STRONG>attr_t</STRONG> arguments are not sup-
        ported under SVr4.
 
        ported under SVr4.
 
-       The  XSI  Curses  standard  states that whether the tradi-
-       tional  functions  <B>attron</B>/<B>attroff</B>/<B>attrset</B>  can  manipulate
-       attributes  other  than <B>A_BLINK</B>, <B>A_BOLD</B>, <B>A_DIM</B>, <B>A_REVERSE</B>,
-       <B>A_STANDOUT</B>, or <B>A_UNDERLINE</B> is "unspecified".   Under  this
-       implementation  as  well  as  SVr4 curses, these functions
-       correctly manipulate all other  highlights  (specifically,
-       <B>A_ALTCHARSET</B>, <B>A_PROTECT</B>, and <B>A_INVIS</B>).
-
-       XSI  Curses added the new entry points, <B>attr_get</B>, <B>attr_on</B>,
-       <B>attr_off</B>,  <B>attr_set</B>,   <B>wattr_on</B>,   <B>wattr_off</B>,   <B>wattr_get</B>,
-       <B>wattr_set</B>.   These  are intended to work with a new series
-       of highlight macros prefixed with <B>WA_</B>.
-
-        <B>WA_NORMAL</B>       Normal display (no highlight)
-        <B>WA_STANDOUT</B>     Best highlighting mode of the terminal.
-        <B>WA_UNDERLINE</B>    Underlining
-        <B>WA_REVERSE</B>      Reverse video
-        <B>WA_BLINK</B>        Blinking
-        <B>WA_DIM</B>          Half bright
-        <B>WA_BOLD</B>         Extra bright or bold
-        <B>WA_ALTCHARSET</B>   Alternate character set
+       The XSI Curses standard states  that  whether  the  tradi-
+       tional  functions  <STRONG>attron</STRONG>/<STRONG>attroff</STRONG>/<STRONG>attrset</STRONG>  can  manipulate
+       attributes other than <STRONG>A_BLINK</STRONG>, <STRONG>A_BOLD</STRONG>,  <STRONG>A_DIM</STRONG>,  <STRONG>A_REVERSE</STRONG>,
+       <STRONG>A_STANDOUT</STRONG>,  or  <STRONG>A_UNDERLINE</STRONG> is "unspecified".  Under this
+       implementation as well as  SVr4  curses,  these  functions
+       correctly  manipulate  all other highlights (specifically,
+       <STRONG>A_ALTCHARSET</STRONG>, <STRONG>A_PROTECT</STRONG>, and <STRONG>A_INVIS</STRONG>).
+
+       XSI Curses added the new entry points, <STRONG>attr_get</STRONG>,  <STRONG>attr_on</STRONG>,
+       <STRONG>attr_off</STRONG>,   <STRONG>attr_set</STRONG>,   <STRONG>wattr_on</STRONG>,   <STRONG>wattr_off</STRONG>,  <STRONG>wattr_get</STRONG>,
+       <STRONG>wattr_set</STRONG>.  These are intended to work with a  new  series
+       of highlight macros prefixed with <STRONG>WA_</STRONG>.
+
+        <STRONG>WA_NORMAL</STRONG>       Normal display (no highlight)
+        <STRONG>WA_STANDOUT</STRONG>     Best highlighting mode of the terminal.
+        <STRONG>WA_UNDERLINE</STRONG>    Underlining
+        <STRONG>WA_REVERSE</STRONG>      Reverse video
+        <STRONG>WA_BLINK</STRONG>        Blinking
+        <STRONG>WA_DIM</STRONG>          Half bright
+        <STRONG>WA_BOLD</STRONG>         Extra bright or bold
+        <STRONG>WA_ALTCHARSET</STRONG>   Alternate character set
 
        The XSI curses standard specifies that each pair of corre-
 
        The XSI curses standard specifies that each pair of corre-
-       sponding  <B>A_</B>  and <B>WA_</B>-using functions operates on the same
+       sponding <STRONG>A_</STRONG> and <STRONG>WA_</STRONG>-using functions operates on  the  same
        current-highlight information.
 
        The XSI standard extended conformance level adds new high-
        current-highlight information.
 
        The XSI standard extended conformance level adds new high-
-       lights <B>A_HORIZONTAL</B>, <B>A_LEFT</B>, <B>A_LOW</B>, <B>A_RIGHT</B>, <B>A_TOP</B>, <B>A_VER-</B>
-       <B>TICAL</B> (and corresponding <B>WA_</B> macros for each)  which  this
+       lights <STRONG>A_HORIZONTAL</STRONG>, <STRONG>A_LEFT</STRONG>, <STRONG>A_LOW</STRONG>, <STRONG>A_RIGHT</STRONG>, <STRONG>A_TOP</STRONG>, <STRONG>A_VER-</STRONG>
+       <STRONG>TICAL</STRONG>  (and  corresponding <STRONG>WA_</STRONG> macros for each) which this
        curses does not yet support.
 
 
 </PRE>
 <H2>SEE ALSO</H2><PRE>
        curses does not yet support.
 
 
 </PRE>
 <H2>SEE ALSO</H2><PRE>
-       <B><A HREF="ncurses.3x.html">curses(3x)</A></B>,        <B><A HREF="curs_addch.3x.html">curs_addch(3x)</A></B>,        <B><A HREF="curs_addstr.3x.html">curs_addstr(3x)</A></B>,
-       <B><A HREF="curs_printw.3x.html">curs_printw(3x)</A></B>
+       <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_addstr.3x.html">curs_addstr(3x)</A></STRONG>,
+       <STRONG><A HREF="curs_bkgd.3x.html">curs_bkgd(3x)</A></STRONG>, <STRONG><A HREF="curs_printw.3x.html">curs_printw(3x)</A></STRONG>
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 </PRE>
 <HR>
 
 </PRE>
 <HR>
ncurses, with patches starting at ncurses-5.6; new users should use https://github.com/ThomasDickey/ncurses-snapshots/