ObjFW  Check-in [52102a2906]

- (BOOL)observeWithTimeout: (int)timeout
{
	OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
	BOOL foundInCache = NO;
	OFStream **cArray;
	size_t i, count;
#ifdef OF_HAVE_POLL
	struct pollfd *fds_c = [fds cArray];
	struct pollfd *fds_c;
	/*
	 * There is no way to find out the maximum number of fds, so we just
	 * cast.
	 */
	nfds_t nfds = (nfds_t)[fds count];
	nfds_t nfds;
#else
	fd_set readfds_;
	fd_set writefds_;
	fd_set exceptfds_;
	struct timeval tv;
#endif

	 * As long as we have data in the cache for any stream, we don't want
	 * to block.
	 */
	if (foundInCache)
		return YES;

#ifdef OF_HAVE_POLL
	fds_c = [fds cArray];
	nfds = [fds count];

	if (nfds > OPEN_MAX)
		@throw [OFOutOfRangeException newWithClass: isa];

	if (poll(fds_c, nfds, timeout) < 1)
	if (poll(fds_c, (nfds_t)nfds, timeout) < 1)
		return NO;

	for (i = 0; i < nfds; i++) {
		OFNumber *num;
		OFStream *stream;

		if (fds_c[i].revents & POLLIN) {