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package macosxotoolhelper;
require Exporter;
our @ISA = Exporter;
our @EXPORT = otoolD;

sub otoolD($) {
    my ($file) = @_;
    my $call = "otool -D $file";
    open(IN, "-|", $call) or die "cannot $call";
    my $line = <IN>;
    $line =~ /^$file:\n$/ or
        die "unexpected otool -D output (\"$line\", expecting \"$file:\")";
    $line = <IN>;
    <IN> == undef or die "unexpected otool -D output";
    close(IN);
    return $line;
}