Scieneer Common Lisp 1.3.9 online documentation

ext:make-external-format-stream style args stream &key input output element-type in-buffer-size out-buffer-size buffering auto-close pathname[Generic Function]

Make a new stream for the given external-format style with argument list args. The returned stream encapsulates the given stream. When the pathname is supplied a file-stream should be created if applicable.