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Commit 52be7f36 authored by Lorenz Huedepohl's avatar Lorenz Huedepohl

Deal with ancient awk versions/flavors

Debian/Ubuntus default "awk" is from 1996 and does not understand
negated character lists (such as every non-comma letter: [^,]). Let's
hope 1996 perl does.

This fixes issue #56
parent cadf98b1