>If I pipe this email to "ppt | ppt -d" I get the newlines exactly as
>in the original.

	% echo foo | ppt | ppt -d
	foo

	% echo -n foo | ppt | ppt -d
	foo

imho, the blank line after the first run shouldn't be there.  it
should only be printed if needed.  perhaps, if we wish to be more
pedantic, no extra newlines should be printed at all.

>I fixed the dflag issue, and then read your email, and figured out
>the argv issue (first arg skipped).

um...almost.  after the puts(EDGE), you should check for argc > 0, not
argc > 1.

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