Index: fhandler.cc
===================================================================
RCS file: /cvs/src/src/winsup/cygwin/fhandler.cc,v
retrieving revision 1.159
diff -u -p -r1.159 fhandler.cc
--- fhandler.cc	30 Sep 2003 21:46:08 -0000	1.159
+++ fhandler.cc	23 Oct 2003 21:38:51 -0000
@@ -909,13 +909,21 @@ fhandler_base::close ()
 int
 fhandler_base::ioctl (unsigned int cmd, void *buf)
 {
+  int res;
+
   if (cmd == FIONBIO)
-    syscall_printf ("ioctl (FIONBIO, %p)", buf);
+    {
+      set_nonblocking (*(int *) buf);
+      res = 0;
+    }
   else
-    syscall_printf ("ioctl (%x, %p)", cmd, buf);
+    {
+      set_errno (EINVAL);
+      res = -1;
+    }
 
-  set_errno (EINVAL);
-  return -1;
+  syscall_printf ("%d = ioctl (%x, %p)", res, cmd, buf);
+  return res;
 }
 
 int