find . -type f | xargs -n1 perl -pi.bak -0777 -e '$want = "#!perl -Tw"; s/\A#!.*\n/$want\n/; s/\A([^#])/$want\n\1/s'
git-svn-id: https://svn.perl.org/qpsmtpd/trunk@786 958fd67b-6ff1-0310-b445-bb7760255be9
git-svn-id: https://svn.perl.org/qpsmtpd/branches/0.3x@659 958fd67b-6ff1-0310-b445-bb7760255be9