Re: updates needed to print-udp.c.. (was Re: RFC 9868 on Transport Options for UDP)

[Guy Harris <gharris () sonic net>]

On Oct 8, 2025, at 8:18 AM, Michael Richardson <mcr () sandelman ca> wrote:

> rfc-editor () rfc-editor org wrote:
>
> > Transport protocols are extended through the use of transport header
> > options. This document updates RFC 768 (UDP) by indicating the
> > location, syntax, and semantics for UDP transport layer options
> > within the surplus area after the end of the UDP user data but before
> > the end of the IP datagram.

OK, so does this finally make the Length field in the UDP header serve a useful purpose, or was there a purpose for it 
*before* this that I didn't know about?
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