112 #  ifndef EV_USE_EPOLL
113 #   define EV_USE_EPOLL EV_FEATURE_BACKENDS  macro
116 #  undef EV_USE_EPOLL
117 #  define EV_USE_EPOLL 0  macro
302 #ifndef EV_USE_EPOLL
304 #  define EV_USE_EPOLL EV_FEATURE_BACKENDS  macro
306 #  define EV_USE_EPOLL 0  macro
1766 #if EV_USE_EPOLL
2686 #if EV_USE_EPOLL
2727   if (EV_USE_EPOLL ) flags |= EVBACKEND_EPOLL;  in ev_supported_backends()
2903 #if EV_USE_EPOLL  in loop_init()
2982 #if EV_USE_EPOLL  in ev_loop_destroy()
3046 #if EV_USE_EPOLL  in loop_fork()