Add WSA errors.
diff --git a/Lib/test/test_errno.py b/Lib/test/test_errno.py
index 93d2d46..ca76b93 100755
--- a/Lib/test/test_errno.py
+++ b/Lib/test/test_errno.py
@@ -32,7 +32,25 @@
           'EROFS', 'ESHUTDOWN', 'ESOCKTNOSUPPORT', 'ESPIPE',
           'ESRCH', 'ESRMNT', 'ESTALE', 'ESTRPIPE', 'ETIME',
           'ETIMEDOUT', 'ETOOMANYREFS', 'ETXTBSY', 'EUCLEAN', 'EUNATCH',
-          'EUSERS', 'EWOULDBLOCK', 'EXDEV', 'EXFULL']
+          'EUSERS', 'EWOULDBLOCK', 'EXDEV', 'EXFULL',
+          'WSABASEERR', 'WSADESCRIPTIO', 'WSAEACCES', 'WSAEADDRINUSE',
+          'WSAEADDRNOTAVAIL', 'WSAEAFNOSUPPORT', 'WSAEALREADY',
+          'WSAEBADF', 'WSAECONNABORTED', 'WSAECONNREFUSED',
+          'WSAECONNRESET', 'WSAEDESTADDRREQ', 'WSAEDISCON',
+          'WSAEDQUOT', 'WSAEFAULT', 'WSAEHOSTDOWN', 'WSAEHOSTUNREACH',
+          'WSAEINPROGRESS', 'WSAEINTR', 'WSAEINVAL', 'WSAEISCONN',
+          'WSAELOOP', 'WSAEMFILE', 'WSAEMSGSIZE', 'WSAENAMETOOLONG',
+          'WSAENETDOWN', 'WSAENETRESET', 'WSAENETUNREACH',
+          'WSAENOBUFS', 'WSAENOPROTOOPT', 'WSAENOTCONN',
+          'WSAENOTEMPTY', 'WSAENOTSOCK', 'WSAEOPNOTSUPP',
+          'WSAEPFNOSUPPORT', 'WSAEPROCLIM', 'WSAEPROTONOSUPPORT',
+          'WSAEPROTOTYPE', 'WSAEREMOTE', 'WSAESHUTDOWN',
+          'WSAESOCKTNOSUPPORT', 'WSAESTALE', 'WSAETIMEDOUT',
+          'WSAETOOMANYREFS', 'WSAEUSERS', 'WSAEWOULDBLOCK',
+          'WSAGETASYNCBUFLE', 'WSAGETASYNCERRO', 'WSAGETSELECTERRO',
+          'WSAGETSELECTEVEN', 'WSAHOS', 'WSAMAKEASYNCREPL',
+          'WSAMAKESELECTREPL', 'WSAN', 'WSANOTINITIALISED', 'WSASY',
+          'WSASYSNOTREADY', 'WSATR', 'WSAVERNOTSUPPORTED']
 
 
 class ErrnoAttributeTests(unittest.TestCase):