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export NYTPROF=trace=2:start=init:file=/tmp/nytprof.out
if (my $NYTPROF = $ENV{NYTPROF}) { for my $optval ( $NYTPROF =~ /((?:[^\\:]+|\\.)+)/g) { my ($opt, $val) = $optval =~ /^((?:[^\\=]+|\\.)+)=((?:[^\\=]+| +\\.)+)\z/; s/\\(.)/$1/g for $opt, $val;