[tex-live] that nasty \undefined in supp-pdf.mkii again

[Joseph Wright]

On 24/10/2017 08:19, Ulrike Fischer wrote:
> Am Tue, 24 Oct 2017 07:32:01 +0100 schrieb Joseph Wright:
> 
>> Heiko's earlier mail doesn't say what fix he proposed, and the old FTP
>> site is no longer available.
> 
> You can see the changes in older pdftex.def. E.g. in one from TL14 I
> see
> 
> \def\GPT at catcodes#1{%
>   \expandafter\edef\csname GPT at restore@#1\endcsname{%
>     \let\noexpand\undefined
>         \expandafter\noexpand\csname GPTorg@#1 at undefined\endcsname
>     \let\expandafter\noexpand\csname GPTorg@#1 at undefined\endcsname
>         \noexpand\@undefined
> 
> and so on ...

Ah yes: part of the rather 'extended' catcode business that was there.
I'll sort this.

Joseph