192
192
character (as used by <code><a href="refI.html#in">in</a></code> and <code><a
193
193
href="refO.html#out">out</a></code>). This mechanism is used internally by all
194
194
I/O functions. See also <a href="ref.html#invoc">Invocation</a>, <code><a
196
196
href="refD.html#dirname">dirname</a></code>.