* dll_init.cc (dll_list::topsort): Fix early-return condition to

accommodate process with all runtime loaded DLLs already dlclosed
	at fork time.
	* gendef (_sigfe_maybe): Fix code handling early return if we don't
	have a tls, broken on 2013-05-21.

winsup/cygwin/dll_init.cc

@@ -299,7 +299,7 @@ void
 dll_list::topsort ()
 {
   /* Anything to do? */
-  if (!end)
+  if (!end || end == &start)
     return;
 
   /* make sure we have all the deps available */