1 files changed, 4 insertions, 1 deletions
diff --git a/setuptools/sandbox.py b/setuptools/sandbox.py
index 64f725e7..1583b81f 100755
--- a/setuptools/sandbox.py
+++ b/setuptools/sandbox.py
@@ -1,5 +1,8 @@
 import os, sys, __builtin__, tempfile, operator, pkg_resources
-_os = sys.modules[os.name]
+if os.name == "java":
+    import org.python.modules.posix.PosixModule as _os
+else:
+    _os = sys.modules[os.name]
 try:
     _file = file
 except NameError: