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Thanks for the reply. This doesn't output anything on my Ubuntu 14.04.

mitchus
– mitchus

2014-12-12 12:53:41 +00:00
Commented Dec 12, 2014 at 12:53
Oddly, it works now that I installed the gawk package (although I use the awk command)

mitchus
– mitchus

2014-12-12 13:23:54 +00:00
Commented Dec 12, 2014 at 13:23
@mitchus, great. Yes, Ubuntu has mawk by default. RS='[[:space:]]+' is GNU awk-specific

iruvar
– iruvar

2014-12-12 13:37:31 +00:00
Commented Dec 12, 2014 at 13:37

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