Index: trunk/source/pyhesiodfs/setup.py
===================================================================
--- trunk/source/pyhesiodfs/setup.py (revision 38)
+++ trunk/source/pyhesiodfs/setup.py (revision 141)
@@ -1,3 +1,10 @@
 from distutils.core import setup
+import sys
+
+extra_options = {}
+
+if sys.platform == 'darwin':
+    extra_options['data_files'] = [('/Library/LaunchDaemons', ('edu.mit.sipb.mit-automounter.plist',))]
+
 setup(name='pyHesiodFS',
       version='1.0',
@@ -6,3 +13,3 @@
       py_modules=['hesiod'],
       scripts=['pyHesiodFS.py'],
-      data_files=[('/Library/LaunchDaemons', ('edu.mit.sipb.mit-automounter.plist',))])
+      **extra_options)