ext/libev/ev_kqueue.c in rev-0.2.4 vs ext/libev/ev_kqueue.c in rev-0.3.0

@@ -1,9 +1,9 @@
 /*
  * libev kqueue backend
  *
- * Copyright (c) 2007,2008 Marc Alexander Lehmann <[e-mail]>
+ * Copyright (c) 2007,2008,2009 Marc Alexander Lehmann <[e-mail]>
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modifica-
  * tion, are permitted provided that the following conditions are met:
  * 
@@ -91,12 +91,14 @@
       ev_free (kqueue_events);
       kqueue_eventmax = array_nextsize (sizeof (struct kevent), kqueue_eventmax, kqueue_changecnt);
       kqueue_events = (struct kevent *)ev_malloc (sizeof (struct kevent) * kqueue_eventmax);
     }
 
+  EV_RELEASE_CB;
   ts.tv_sec  = (time_t)timeout;
   ts.tv_nsec = (long)((timeout - (ev_tstamp)ts.tv_sec) * 1e9);
   res = kevent (backend_fd, kqueue_changes, kqueue_changecnt, kqueue_events, kqueue_eventmax, &ts);
+  EV_ACQUIRE_CB;
   kqueue_changecnt = 0;
 
   if (expect_false (res < 0))
     { 
       if (errno != EINTR)