</PRE><H2><a name="h2-DESCRIPTION">DESCRIPTION</a></H2><PRE>
The <STRONG>scroll</STRONG> routine scrolls the window up one line. This involves mov-
ing the lines in the window data structure. As an optimization, if the
</PRE><H2><a name="h2-DESCRIPTION">DESCRIPTION</a></H2><PRE>
The <STRONG>scroll</STRONG> routine scrolls the window up one line. This involves mov-
ing the lines in the window data structure. As an optimization, if the