Only skip test_nis on Solaris.
diff --git a/Lib/test/test_nis.py b/Lib/test/test_nis.py
index 7aad33d..eb4284d 100644
--- a/Lib/test/test_nis.py
+++ b/Lib/test/test_nis.py
@@ -1,10 +1,12 @@
 from test import support
 import unittest
+import sys
 
 # Skip test if nis module does not exist.
 nis = support.import_module('nis')
 
-raise unittest.SkipTest("test_nis hangs on Solaris")
+if sys.platform.startswith("sunos"):
+    raise unittest.SkipTest("test_nis hangs on Solaris")
 
 class NisTests(unittest.TestCase):
     def test_maps(self):