--- a/cwctl.py	Mon Sep 07 12:23:42 2009 +0200
+++ b/cwctl.py	Mon Sep 07 17:46:28 2009 +0200
@@ -29,7 +29,7 @@
     while nbtry < maxtry:
         try:
             kill(pid, signal.SIGUSR1)
-        except OSError:
+        except (OSError, AttributeError): # XXX win32
             break
         nbtry += 1
         sleep(waittime)