Nearly, it is: keep in mind, that you get backupfiles as filename.orig. 
BEGIN { $^I = ".orig"; }
while (defined($_ = <ARGV>)) {
    if ($c) {
        s/^line(\d+)/name$1/;
    }
    $c = /^\$\$\$\$$/;
    print $_;
}

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Boris

In reply to Re^3: $/ find a line by borisz
in thread $/ find a line by Anonymous Monk

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