 encoding is in fact different.  From version
0.7, this procedure uses the conversion strategy for &rsquo;port&rsquo; (which
defaults at program start-up to &rsquo;substitute); version 0.6 instead
always used a conversion strategy of &rsquo;error if encountering
unconvertible characters).
</p>
<p>From version 0.6, this procedure may be used with an end-of-line
representation of either a line-feed (\n) or a carriage-return and
line-feed (\r\n) combination, as from version 0.6 any carriage return
byte will be