For perl This is perl 5, version 40, subversion 0 (v5.40.0) built for x86_64-linux-gnu-thread-multi (with 43 registered patches, see perl -V for more detail)
Copyright 1987-2024, Larry Wall the line use File::Spec qw/splitpath/; needs to be use File::Spec; to avoid a warning The same for a similar line. GROFF doc/automake.pdf Attempt to call undefined import method with arguments ("splitpath") via package "File::Spec" (Perhaps you forgot to load the package?) at /home/bg/git/groff/build/pdfmom line 27. -.- The size of created files stays the same.