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<h4 class="subsection">10.2.2 Methods common to all streams</h4>
<p>These generic functions can be specialized on any generalized instance
of fundamental-stream.
<p><a name="Generic_002dFunction-common_002dlisp_003astream_002delement_002dtype"></a>
<div class="defun">
— Generic Function: <b>cl:stream-element-type</b><var> stream<a name="index-cl_003astream_002delement_002dtype-333"></a></var><br>
<blockquote><p><a name="index-cl_003astream_002delement_002dtype-334"></a>Return a type specifier for the kind of object returned by the
<code>stream</code>. The class <code>fundamental-character-stream</code> provides a default method
which returns <code>character</code>.
</p></blockquote></div>
<p><a name="Generic_002dFunction-common_002dlisp_003aclose"></a>
<div class="defun">
— Generic Function: <b>cl:close</b><var> stream &key abort<a name="index-cl_003aclose-335"></a></var><br>
<blockquote><p><a name="index-cl_003aclose-336"></a>Close the given <code>stream</code>. No more I/O may be performed, but
inquiries may still be made. If <code>:abort</code> is true, an attempt is made
to clean up the side effects of having created the stream.
</p></blockquote></div>
<p><a name="Generic_002dFunction-sb_002dgray_003astream_002dfile_002dposition"></a>
<div class="defun">
— Generic Function: <b>sb-gray:stream-file-position</b><var> stream &optional position-spec<a name="index-sb_002dgray_003astream_002dfile_002dposition-337"></a></var><br>
<blockquote><p><a name="index-sb_002dgray_003astream_002dfile_002dposition-338"></a>Used by <code>file-position</code>. Returns or changes the current position within <code>stream</code>.
</p></blockquote></div>
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