diff -urdN stock/python/Lib/test/test_os.py accessfix/python/Lib/test/test_os.py
--- stock/python/Lib/test/test_os.py	2006-06-30 15:56:10.901480600 -0700
+++ accessfix/python/Lib/test/test_os.py	2006-06-30 16:04:27.750387400 -0700
@@ -29,6 +29,9 @@
         open(name, "w")
         self.files.append(name)
 
+    def test_access(self):
+        self.assert_(os.access(test_support.TESTFN, os.W_OK))
+
     def test_tempnam(self):
         if not hasattr(os, "tempnam"):
             return
diff -urdN stock/python/Modules/posixmodule.c accessfix/python/Modules/posixmodule.c
--- stock/python/Modules/posixmodule.c	2006-06-30 16:00:08.082834500 -0700
+++ accessfix/python/Modules/posixmodule.c	2006-06-30 16:02:11.096216900 -0700
@@ -1402,7 +1402,7 @@
 		return PyBool_FromLong(0);
 	/* Access is possible if either write access wasn't requested, or
 	   the file isn't read-only. */
-	return PyBool_FromLong(!(mode & 2) || !(attr && FILE_ATTRIBUTE_READONLY));
+	return PyBool_FromLong(!(mode & 2) || !(attr & FILE_ATTRIBUTE_READONLY));
 #else
 	int res;
 	if (!PyArg_ParseTuple(args, "eti:access",