static afterpoll_fn signal_afterpoll;
static void signal_afterpoll(void *st, struct pollfd *fds, int nfds,
const struct timeval *tv, uint64_t *now)
static afterpoll_fn signal_afterpoll;
static void signal_afterpoll(void *st, struct pollfd *fds, int nfds,
const struct timeval *tv, uint64_t *now)