--- sql/threadpool_unix.cc.orig	Thu Feb 14 23:31:26 2013
+++ sql/threadpool_unix.cc	Thu Feb 14 23:53:35 2013
@@ -30,7 +30,8 @@
 #include <sys/epoll.h>
 typedef struct epoll_event native_event;
 #endif
-#if defined (__FreeBSD__) || defined (__APPLE__)
+#if defined (__FreeBSD__) || defined (__OpenBSD__) || defined (__NetBSD__) || \
+    defined (__DragonFly__) || defined (__Bitrig__) || defined (__APPLE__)
 #include <sys/event.h>
 typedef struct kevent native_event;
 #endif
@@ -285,7 +286,8 @@ static void *native_event_get_userdata(native_event *e
   return event->data.ptr;
 }
 
-#elif defined (__FreeBSD__) || defined (__APPLE__)
+#elif defined (__FreeBSD__) || defined (__OpenBSD__) || defined (__NetBSD__) || \
+    defined (__DragonFly) || defined (__Bitrig__) || defined (__APPLE__)
 int io_poll_create()
 {
   return kqueue();