Makefile.in was edited to allow upload of this file, due to the
following error:

file rejected: texinfo-3.12.tar.gz contains a vulnerable Makefile.in
CVE-2009-4029
Regenerate it with automake 1.11.6 / 1.12.2 or newer.

The original file is identifiable with

$ md5sum texinfo-3.12.tar.gz
731f0955cdaa5260d0f81053576a6482  texinfo-3.12.tar.gz

