restricted system commands enabled.
**pdf-refobj-show.tex
(./pdf-refobj-show.tex
> \box0=
\hbox(0.0+0.0)x0.0, direction TLT
.\pdfrefobj << /A 1 >>
.\pdfrefobj attr /B 2 stream x y z
.\pdfrefobj stream q Q
.\pdfrefobj
.\pdfrefobj [1 2]
.\pdfrefobj file refobj.tex
.\pdfrefobj stream file refobj.tex
.\pdfrefobj attr /C 3 stream abc
! OK.
l.18 \showbox0
> \box0=
\hbox(0.0+0.0)x0.0, direction TLT
.\pdfrefobj (late)
! OK.
l.21 \showbox0
)
warning (pdf backend): no pages of output.
PDF statistics: 9 PDF objects out of 1000 (max. 8388607)
0 named destinations out of 1000 (max. 131072)
46 words of extra memory for PDF output out of 10000 (max. 100000000)