+</PRE><H2><a name="h2-NOTES">NOTES</a></H2><PRE>
+ Note that <B>bkgrnd</B>, <B>bkgrndset</B>, and <B>getbkgrnd</B> may be macros.
+
+ X/Open Curses does not provide details on how the rendition is changed.
+ This implementation follows the approach used in SVr4 curses, which is
+ explained in the manual page for <B>wbkgd</B>.
+
+
+</PRE><H2><a name="h2-RETURN-VALUE">RETURN VALUE</a></H2><PRE>
+ The <B>bkgrndset</B> and <B>wbkgrndset</B> routines do not return a value.
+
+ Upon successful completion, the other functions return <B>OK</B>. Otherwise,
+ they return <B>ERR</B>:
+
+ <B>o</B> A null window pointer is treated as an error.
+
+ <B>o</B> A null character pointer is treated as an error.
+
+
+</PRE><H2><a name="h2-PORTABILITY">PORTABILITY</a></H2><PRE>
+ These functions are described in the XSI Curses standard, Issue 4
+ (X/Open Curses).
+
+
+</PRE><H2><a name="h2-SEE-ALSO">SEE ALSO</a></H2><PRE>
+ <B><A HREF="curses.3X.html">curses(3X)</A></B>, <B><A HREF="curs_bkgd.3X.html">curs_bkgd(3X)</A></B>