- - yes/no expr should have the form ^[yYnN<extra>], without 0 and 1
- and without trailing ".*".
+ <p>Then yesexpr and noexpr entries should have the form
+ <tt>^[yY<extra>]</tt> and <tt>^[nN<extra>]</tt>,
+ without 0 and 1 and without trailing "<tt>.*</tt>". The
+ reason is to make sure the expressions have the same form as
+ the expressions used in the C/POSIX locale (<tt>^[yY]</tt> and
+ <tt>^[nN]</tt>).</p>