diff options
Diffstat (limited to 'bits/poll.h')
| -rw-r--r-- | bits/poll.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/bits/poll.h b/bits/poll.h index 55ec70e363..68f611a428 100644 --- a/bits/poll.h +++ b/bits/poll.h @@ -16,6 +16,9 @@ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +#ifndef _SYS_POLL_H +# error "Never use <bits/poll.h> directly; include <sys/poll.h> instead." +#endif /* Event types that can be polled for. These bits may be set in `events' to indicate the interesting event types; they will appear in `revents' |