diff --git a/Lib/email/_compat21.py b/Lib/email/_compat21.py
index 478d276..76d6f50 100644
--- a/Lib/email/_compat21.py
+++ b/Lib/email/_compat21.py
@@ -24,10 +24,10 @@
     return parts
 
 
-# Used internally by the Header class
-def _floordiv(x, y):
-    """Do integer division."""
-    return x / y
+# Python 2.2 spells floor division //
+def _floordiv(i, j):
+    """Do a floor division, i/j."""
+    return i / j
 
 
 
diff --git a/Lib/email/_compat22.py b/Lib/email/_compat22.py
index c88007c..2581568 100644
--- a/Lib/email/_compat22.py
+++ b/Lib/email/_compat22.py
@@ -25,10 +25,10 @@
                 yield subsubpart
 
 
-# Used internally by the Header class
-def _floordiv(x, y):
-    """Do integer division."""
-    return x // y
+# Python 2.2 spells floor division //
+def _floordiv(i, j):
+    """Do a floor division, i/j."""
+    return i // j