% $Id: test-doc1incl25.tex 868 2021-11-04 17:23:17Z karl $
% Public domain.
% PDF1 document, include PDF2.4 image.
\pdfcompresslevel=0 \pdfobjcompresslevel=0 % get greppable output
\pdfoutput=1
\catcode`\{=1 \catcode`\}=2
\pdfximage{incl2.5.pdf}
\hbox{\pdfrefximage\pdflastximage}
\end