posix -> os
diff --git a/Lib/cmpcache.py b/Lib/cmpcache.py
index 20202e2..d59fa60 100644
--- a/Lib/cmpcache.py
+++ b/Lib/cmpcache.py
@@ -9,7 +9,7 @@
# - We keep a cache of outcomes of earlier comparisons
# - We don't fork a process to run 'cmp' but read the files ourselves
-import posix
+import os
from stat import *
import statcache
@@ -20,7 +20,7 @@
# Compare two files, use the cache if possible.
-# May raise posix.error if a stat or open of either fails.
+# May raise os.error if a stat or open of either fails.
#
def cmp(f1, f2):
# Return 1 for identical files, 0 for different.