.sleepers = LIST_HEAD_INIT(HEAD.sleepers) \
}
#define init_waitqueue_head(l) INIT_LIST_HEAD(&(l)->sleepers)
-#define wake_up(l) do { int a; a++; } while (0)
+#define wake_up(l) do { int a = 0; a++; } while (0)
#define TASK_INTERRUPTIBLE 0
#define TASK_UNINTERRUPTIBLE 1
#define TASK_RUNNING 2