some RiscOS stuff I missed before (was only looking for "RISCOS")
diff --git a/Lib/test/test_select.py b/Lib/test/test_select.py
index fd76674..b45ec7f 100644
--- a/Lib/test/test_select.py
+++ b/Lib/test/test_select.py
@@ -42,7 +42,7 @@
 
 def test():
     import sys
-    if sys.platform[:3] in ('win', 'mac', 'os2', 'riscos'):
+    if sys.platform[:3] in ('win', 'mac', 'os2'):
         if verbose:
             print("Can't test select easily on", sys.platform)
         return