K 10
svn:author
V 4
will
K 8
svn:date
V 27
2000-08-11T14:31:28.000000Z
K 7
svn:log
V 164
Minor cleanups.  Print usage() if no arguments are passed.  Get rid of
unused $pwd variable.  Remove extra cruft.  Fix comments.

usage() problem submitted by:	knu

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