+@c See two-volume-cross-refs.txt.
+@tex
+@ifset VOL1
+\message{Formatting for two volume edition...Volume 1...}
+%
+% Read special toc file, set up in two-volume.make.
+\gdef\tocreadfilename{elisp1-toc-ready.toc}
+%
+% Don't make outlines, they're not needed and \readdatafile can't pay
+% attention to the special definition above.
+\global\let\pdfmakeoutlines=\relax
+%
+% Start volume 1 chapter numbering at 1; this must be listed as chapno0.
+\global\chapno=0
+@end ifset
+@ifset VOL2
+\message{Formatting for two volume edition...Volume 2...}
+%
+% Read special toc file, set up in two-volume.make.
+\gdef\tocreadfilename{elisp2-toc-ready.toc}
+%
+% Don't make outlines, they're not needed and \readdatafile can't pay
+% attention to the special definition above.
+\global\let\pdfmakeoutlines=\relax
+%
+% Start volume 2 chapter numbering at 27; this must be listed as chapno26
+\global\chapno=26
+@end ifset
+@end tex
+
+