Fix NameError (is this code ever used?).

--HG--
extra : amend_source : 4361459883522692c4d70715135439819d981d7a

setuptools/depends.py

@@ -3,6 +3,7 @@ import imp
 import marshal
 from imp import PKG_DIRECTORY, PY_COMPILED, PY_SOURCE, PY_FROZEN
 from distutils.version import StrictVersion
+from setuptools import compat
 
 __all__ = [
     'Require', 'find_module', 'get_module_constant', 'extract_constant'
@@ -98,7 +99,7 @@ def _iter_code(code):
             ptr += 3
 
             if op==EXTENDED_ARG:
-                extended_arg = arg * long_type(65536)
+                extended_arg = arg * compat.long_type(65536)
                 continue
 
         else: