diff --git a/make.sh b/make.sh
index 55119a1..54ae3fe 100755
--- a/make.sh
+++ b/make.sh
@@ -69,7 +69,7 @@ LIBS=''
 uname=`uname`
 if [ "$uname" = "Linux" ]; then
   CFLAGS="$CFLAGS -DOS_LINUX -DIOEVENT_USE_EPOLL"
-elif [ "$uname" = "FreeBSD" ]; then
+elif [ "$uname" = "FreeBSD"] || [ "$uname" = "Darwin"]; then
   CFLAGS="$CFLAGS -DOS_FREEBSD -DIOEVENT_USE_KQUEUE"
 elif [ "$uname" = "SunOS" ]; then
   CFLAGS="$CFLAGS -DOS_SUNOS -D_THREAD_SAFE -DIOEVENT_USE_PORT"
diff --git a/src/fast_task_queue.o b/src/fast_task_queue.o
index 09b8b77..b4c91e9 100644
Binary files a/src/fast_task_queue.o and b/src/fast_task_queue.o differ
diff --git a/src/fast_timer.o b/src/fast_timer.o
index a0f7646..5077ced 100644
Binary files a/src/fast_timer.o and b/src/fast_timer.o differ
diff --git a/src/ioevent.o b/src/ioevent.o
index e4eef1e..66d51bd 100644
Binary files a/src/ioevent.o and b/src/ioevent.o differ
diff --git a/src/ioevent_loop.o b/src/ioevent_loop.o
index d661b54..3f89d0c 100644
Binary files a/src/ioevent_loop.o and b/src/ioevent_loop.o differ
diff --git a/src/process_ctrl.o b/src/process_ctrl.o
index d1ef506..95bb7e7 100644
Binary files a/src/process_ctrl.o and b/src/process_ctrl.o differ