poll.h

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#ifndef __ASM_GENERIC_POLL_H
#define __ASM_GENERIC_POLL_H

/* These are specified by iBCS2 */
#define POLLIN      0x0001
#define POLLPRI     0x0002
#define POLLOUT     0x0004
#define POLLERR     0x0008
#define POLLHUP     0x0010
#define POLLNVAL    0x0020

/* The rest seem to be more-or-less nonstandard. Check them! */
#define POLLRDNORM  0x0040
#define POLLRDBAND  0x0080
#ifndef POLLWRNORM
#define POLLWRNORM  0x0100
#endif
#ifndef POLLWRBAND
#define POLLWRBAND  0x0200
#endif
#ifndef POLLMSG
#define POLLMSG     0x0400
#endif
#ifndef POLLREMOVE
#define POLLREMOVE  0x1000
#endif
#ifndef POLLRDHUP
#define POLLRDHUP       0x2000
#endif

#define POLLFREE    0x4000  /* currently only for epoll */

struct pollfd {
    int fd;
    short events;
    short revents;
};

#endif  /* __ASM_GENERIC_POLL_H */