On Mon, Mar 28, 2005 at 06:54:25PM -0500, Christos Zoulas wrote:
> - linux does not return an error. From the time that it takes to complete
>   the test, it appears to be waiting for the interface queue.
> - FreeBSD/NetBSD do return an error [ENOBUFS].
> - I don't know what other OS's do, but I would be interested to know.
> 
> As a side-note, I don't think that returning ENOBUFS is a SUS compliance
> issue, I just think that it is lame.

SUS explicitly allows ENOBUFS. I do consider it useful, but not important.

Joerg