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integer.msn
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return undef unless ref $SETS;
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return undef unless $name;
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for ( $SETS->{$name} ) {
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s/^\s+//;
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s/\s+$//;
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}
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return undef if $SETS->{$name} eq '';
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return undef if $SETS->{$name} =~ /\D/;
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return $SETS->{$name};