+</PRE><H2><a name="h2-EXTENSIONS">EXTENSIONS</a></H2><PRE>
+ These functions are <STRONG><A HREF="ncurses.3x.html">ncurses(3x)</A></STRONG> extensions, and are not found in SVr4
+ <EM>curses</EM>, 4.4BSD <EM>curses</EM>, or any other previous curses implementation.
+
+