Index: src/OFStreamObserver.m
==================================================================
--- src/OFStreamObserver.m
+++ src/OFStreamObserver.m
@@ -180,13 +180,10 @@
 	 withFDSet: (fd_set*)fdset
 {
 	OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
 	int fd = [stream fileDescriptor];
 
-	if (fd >= FD_SETSIZE)
-		@throw [OFOutOfRangeException newWithClass: isa];
-
 	FD_SET(fd, fdset);
 	FD_SET(fd, &exceptfds);
 
 	if (fd >= nfds)
 		nfds = fd + 1;
@@ -198,13 +195,10 @@
 	    withFDSet: (fd_set*)fdset
 	   otherFDSet: (fd_set*)other_fdset
 {
 	int fd = [stream fileDescriptor];
 
-	if (fd >= FD_SETSIZE)
-		@throw [OFOutOfRangeException newWithClass: isa];
-
 	FD_CLR(fd, fdset);
 
 	if (!FD_ISSET(fd, other_fdset))
 		FD_CLR(fd, &exceptfds);
 }