K 10
svn:author
V 5
wosch
K 8
svn:date
V 27
1998-11-29T00:59:20.000000Z
K 7
svn:log
V 255
Set TMPDIR to /tmp
Remove the temp directory in trap.
Replace the buggy awk script with a correct perl script.

Don't make a copy of the input data anymore if the input is already
sorted (option -presort). This scheme avoid large temporary files in
/tmp.

END