Hi Benno,
> Since texinfo-4.12 'info gettext' no longer opens the main page of
> gettext.info for me, but opens libc.info instead, on the node
> 'Translation with gettext', "8.2.1.1 What has to be done to
> translate a message?" Is this a bug in my system, or in texinfo?
Seems like a bug on your system. I cannot reproduce it.
> ('info tar' has always opened on the node 'tar invocation' -- is
> that intentional?)
Yes, `info tar' shows invocation summary for the tar utility, while
`info Tar' opens the documentation for the GNU tar package. The same
holds true for automake, autoconf, etc.
Regards,
Sergey