Revert previous checkins as they introduced a bug when running zsh.

winsup/cygwin/fork.cc

@@ -625,7 +625,7 @@ fork ()
        the thread-local storage.  A process forking too deeply will run into
        the problem to be out of temporary TLS path buffers. */
     tmp_pathbuf tp;
-  
+
     if (!held_everything)
       {
 	if (exit_state)
@@ -634,12 +634,6 @@ fork ()
 	return -1;
       }
 
-    /* Put the dll list in topological dependency ordering, in
-       hopes that the child will have a better shot at loading dlls
-       properly if it only has to deal with one at a time.
-    */
-    dlls.topsort ();
-
     ischild = !!setjmp (grouped.ch.jmp);
 
     volatile char * volatile esp;