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#ifndef _POLL_H
#define _POLL_H
#ifdef __cplusplus
extern "C" {
#endif
#include <features.h>
#define POLLIN 0x001
#define POLLPRI 0x002
#define POLLOUT 0x004
#define POLLERR 0x008
#define POLLHUP 0x010
#define POLLNVAL 0x020
#define POLLRDNORM 0x040
#define POLLRDBAND 0x080
#define POLLWRNORM 0x100
#define POLLWRBAND 0x200
#define POLLMSG 0x400
#define POLLRDHUP 0x2000
typedef unsigned long nfds_t;
struct pollfd
{
int fd;
short events;
short revents;
};
int poll (struct pollfd *, nfds_t, int);
#ifdef _GNU_SOURCE
#define __NEED_time_t
#define __NEED_struct_timespec
#define __NEED_sigset_t
#include <bits/alltypes.h>
int ppoll(struct pollfd *, nfds_t, const struct timespec *, const sigset_t *);
#endif
#ifdef __cplusplus
}
#endif
#endif
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