Typo: USE_NOFITY_POLL -> USE_NOTIFY_POLL
#if !defined(CONFIG_DISABLE_SIGNALS) && !defined(CONFIG_DISABLE_POLL)
# define USE_NOTIFY_SIGNAL 1
#else
-# define USE_NOFITY_POLL 1
+# define USE_NOTIFY_POLL 1
#endif
#ifndef CONFIG_BUTTONS_NPOLLWAITERS
