hfy-buffer
hfy-buffer is a compiled Lisp function in `htmlfontify.el
'.
(hfy-buffer)
Generate a buffer to hold the HTML output.
The filename of this buffer is derived from the source (current) buffer's
variable `buffer-file-name', if it is set, plus `hfy-extn'.
Otherwise a plausible filename is constructed from `default-directory',
`buffer-name' and `hfy-extn'.