(set-version-in-file root "configure.ac" copyright
(rx (and bol "copyright" (0+ (not (in ?\")))
?\" (submatch (1+ (not (in ?\")))) ?\")))
+ (set-version-in-file root "msdos/sed2v2.inp" copyright
+ (rx (and bol "/^#undef " (1+ not-newline)
+ "define COPYRIGHT" (1+ space)
+ ?\" (submatch (1+ (not (in ?\")))) ?\")))
(set-version-in-file root "nt/config.nt" copyright
(rx (and bol "#" (0+ blank) "define" (1+ blank)
"COPYRIGHT" (1+ blank)