<option type="enum" id="opt/hpijs-rss-Duplex">
  <!-- A multilingual <comments> block can appear here, too;
       it should be treated as documentation for the user. -->
  <arg_longname>
   <en>Double-Sided Printing</en>
  </arg_longname>
  <arg_shortname>
   <en>Duplex</en><!-- backends only know <en> shortnames! -->
  </arg_shortname>
  <arg_execution>
   <arg_order>120</arg_order>
   <arg_spot>A</arg_spot>
   <arg_substitution />
   <arg_proto> -dDuplex=%s</arg_proto>
  </arg_execution>
  <constraints>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_916C</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_920C</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_930C</printer><!-- HP DeskJet 930C -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_932C</printer><!-- HP DeskJet 932C -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_933C</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_934C</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_935C</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_940C</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_948C</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_950C</printer><!-- HP DeskJet 950C -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_952C</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_955C</printer><!-- HP DeskJet 955C -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_957C</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_959C</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_970C</printer><!-- HP DeskJet 970C -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_975C</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_1220C</printer><!-- HP DeskJet 1220C -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_3810</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_3816</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_3820</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_3822</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-PhotoSmart_P1000</printer><!-- HP PhotoSmart P1000 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-PhotoSmart_P1100</printer><!-- HP PhotoSmart P1100 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-OfficeJet_G55</printer><!-- HP OfficeJet G55 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-OfficeJet_G85</printer><!-- HP OfficeJet G85 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-OfficeJet_G95</printer><!-- HP OfficeJet G95 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-OfficeJet_K60</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-OfficeJet_K80</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-OfficeJet_V40</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-PSC_750</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-PSC_950</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-2000C</printer><!-- HP 2000C -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_960C</printer><!-- HP DeskJet 960C -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_980C</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_990C</printer><!-- HP DeskJet 990C -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_995C</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_6122</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_6127</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-PhotoSmart_P1115</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-PhotoSmart_P1215</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-PhotoSmart_P1218</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-PhotoSmart_P1315</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-Color_Inkjet_Printer_CP1160</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-Color_Inkjet_Printer_CP1700</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-OfficeJet_D125</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-OfficeJet_D135</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-OfficeJet_D145</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-OfficeJet_D155</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-Business_Inkjet_2200</printer><!-- HP Business Inkjet 2200 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-Business_Inkjet_2230</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-Business_Inkjet_2250</printer><!-- HP Business Inkjet 2250 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-Business_Inkjet_2250TN</printer><!-- HP Business Inkjet 2250TN -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-Business_Inkjet_2280</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-2500C</printer><!-- HP 2500C -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-2500CM</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DesignJet_ColorPro_CAD</printer><!-- HP DesignJet ColorPro CAD -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_450</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_5550</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-DeskJet_5551</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-PhotoSmart_7150</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-PhotoSmart_7350</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-PhotoSmart_7550</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-PSC_2110</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-PSC_2150</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-PSC_2210</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_4</printer><!-- HP LaserJet 4 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_4_Plus</printer><!-- HP LaserJet 4 Plus -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_4M</printer><!-- HP LaserJet 4M -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_4ML</printer><!-- HP LaserJet 4ML -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_4P</printer><!-- HP LaserJet 4P -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_4Si</printer><!-- HP LaserJet 4Si -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_4V</printer><!-- HP LaserJet 4V -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_5</printer><!-- HP LaserJet 5 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_5L</printer><!-- HP LaserJet 5L -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_5M</printer><!-- HP LaserJet 5M -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_5MP</printer><!-- HP LaserJet 5MP -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_5P</printer><!-- HP LaserJet 5P -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_5Si</printer><!-- HP LaserJet 5Si -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_6</printer><!-- HP LaserJet 6 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_6L</printer><!-- HP LaserJet 6L -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_6MP</printer><!-- HP LaserJet 6MP -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_6P</printer><!-- HP LaserJet 6P -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_1100</printer><!-- HP LaserJet 1100 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_1100A</printer><!-- HP LaserJet 1100A -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_1200</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_1220</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_2100</printer><!-- HP LaserJet 2100 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_2100M</printer><!-- HP LaserJet 2100M -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_2200</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_3200</printer><!-- HP LaserJet 3200 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_3200m</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_3200se</printer><!-- HP LaserJet 3200se -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_3330_MFP</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_3300_MFP</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_3310_MFP</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_3320_MFP</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_3320N_MFP</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_4000</printer><!-- HP LaserJet 4000 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_4050</printer><!-- HP LaserJet 4050 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_4100</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_4200</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_4300</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_5000</printer><!-- HP LaserJet 5000 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_5100</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_8000</printer><!-- HP LaserJet 8000 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_8100</printer><!-- HP LaserJet 8100 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_8150</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_9000</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-Mopier_240</printer><!-- HP Mopier 240 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-Mopier_320</printer><!-- HP Mopier 320 -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/Generic-PCL_5e_Printer</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/Generic-PCL_6_PCL_XL_Printer</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_4L</printer><!-- HP LaserJet 4L -->
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
     <constraint sense='true'>
      <driver>hpijs-rss</driver>
      <printer>printer/HP-LaserJet_4V_4LJ_Pro</printer>
      <arg_defval>ev/hpijs-rss-Duplex-None</arg_defval>
     </constraint>
  </constraints>
  <enum_vals>
   <enum_val id="ev/hpijs-rss-Duplex-None">
    <ev_longname>
     <en>Off</en>
    </ev_longname>
    <!-- A multilingual <comments> block can appear here, too;
         it should be treated as documentation for the user. -->
    <ev_shortname>
     <en>None</en>
     <!-- Until someone tells me how to learn the user locale in
          backends, the shortname must be monolingual in <en>! -->
    </ev_shortname>
    <ev_driverval>false</ev_driverval>
   </enum_val>
   <enum_val id="ev/hpijs-rss-Duplex-DuplexNoTumble">
    <ev_longname>
     <en>Long Edge (Standard)</en>
    </ev_longname>
    <!-- A multilingual <comments> block can appear here, too;
         it should be treated as documentation for the user. -->
    <ev_shortname>
     <en>DuplexNoTumble</en>
     <!-- Until someone tells me how to learn the user locale in
          backends, the shortname must be monolingual in <en>! -->
    </ev_shortname>
    <ev_driverval>true -dTumble=false</ev_driverval>
   </enum_val>
   <enum_val id="ev/hpijs-rss-Duplex-DuplexTumble">
    <ev_longname>
     <en>Short Edge (Flip)</en>
    </ev_longname>
    <!-- A multilingual <comments> block can appear here, too;
         it should be treated as documentation for the user. -->
    <ev_shortname>
     <en>DuplexTumble</en>
     <!-- Until someone tells me how to learn the user locale in
          backends, the shortname must be monolingual in <en>! -->
    </ev_shortname>
    <ev_driverval>true -dTumble=true</ev_driverval>
   </enum_val>
  </enum_vals>
</option>
