(set-version-in-file root "doc/lispref/vol2.texi" version
(rx (and "EMACSVER" (1+ space)
(submatch (1+ (in "0-9."))))))
+ (set-version-in-file root "doc/lispref/book-spine.texinfo" version
+ (rx (and "Emacs Version" (1+ space)
+ (submatch (1+ (in "0-9."))))))
(set-version-in-file root "doc/man/emacs.1" version
(rx (and ".TH EMACS" (1+ not-newline)
"GNU Emacs" (1+ space)