nfds_t
poll(struct pollfd *fds, nfds_t nfds, int timeout)
ppoll(struct pollfd *fds, nfds_t nfds, const struct timespec *tmoutp,
nfds_t i;
int poll(struct pollfd *, nfds_t, int);
int ppoll(struct pollfd *, nfds_t, const struct timespec *, const sigset_t *);
(struct pollfd fds[], nfds_t nfds, int timeout))
(struct pollfd fds[], nfds_t nfds,
__ssp_real(poll)(struct pollfd pfd[], nfds_t nfds, int timeout)
__ssp_real(ppoll)(struct pollfd pfd[], nfds_t nfds,
nfds_t nfds, nreadfds;
__thr_ppoll(struct pollfd pfd[], nfds_t nfds, const struct timespec *
nfds_t nfds;
int poll(struct pollfd _pfd[], nfds_t _nfds, int _timeout);
int ppoll(struct pollfd _pfd[], nfds_t _nfds,
nfds_t i, j;