    def create_field(name, value, charset)
      value = unfold(value) if value.is_a?(String) || value.is_a?(Mail::Multibyte::Chars)

      begin
        new_field(name, value, charset)
      rescue Mail::Field::ParseError => e
        field = Mail::UnstructuredField.new(name, value)
        field.errors << [name, value, e]
        field
      end
    end
The software uses CRLF (carriage return line feeds) as a special element, e.g. to separate lines or records, but it does not neutralize or incorrectly neutralizes CRLF sequences from inputs.