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index 8bbd19844f82d368a72239810e48ba97f9288fec..29845fbee5b0b63a6b1fb75bf24188a7a6ce5369 100644
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@@ -102,5 +102,12 @@ The GPIO test measures how quickly pins can communicate with a processor core; t
 <td>November, 2020</td>
 </tr>
 
+<tr>
+<td>0.157</td>
+<td>Raspberry Pi 4</td>
+<td><a href=GPIO/libgpiod/ring.libgpiod.c>libgpiod, Buster</a></td>
+<td>December, 2020</td>
+</tr>
+
 </table>
 </center>