--- python-tz-2008i.orig/pytz/__init__.py
+++ python-tz-2008i/pytz/__init__.py
@@ -49,15 +49,11 @@
 
     Uses the pkg_resources module if available.
     """
-    if resource_stream is not None:
-        return resource_stream(__name__, 'zoneinfo/' + name)
-    else:
-        name_parts = name.lstrip('/').split('/')
-        for part in name_parts:
-            if part == os.path.pardir or os.path.sep in part:
-                raise ValueError('Bad path segment: %r' % part)
-        filename = os.path.join(os.path.dirname(__file__),
-                                'zoneinfo', *name_parts)
-        return open(filename, 'rb')
-
+    # use the system zoninfo from timezone-data
+    name_parts = name.lstrip('/').split('/')
+    for part in name_parts:
+        if part == os.path.pardir or os.path.sep in part:
+            raise ValueError('Bad path segment: %r' % part)
+    filename = os.path.join('/usr/share/zoneinfo', *name_parts)
+    return open(filename, 'rb')