mandoc.db keeps changing in 11.0-RELEASE?

[Derek Schrock]

On Thu, Dec 22, 2016 at 12:53:29AM EST, Doug McIntyre wrote:
> I've seen this happen on several FreeBSD 11.0-RELEASE systems I run.
> 
> I have 'freebsd-update cron' running each night.
> 
> And from time to time, I'll get a whole slew of notices about mandoc.db
> changing. Ie. this system is already at 11.0-RELEASE-p5..
> $ freebsd-version
> 11.0-RELEASE-p5
> 
> And for a notice I get via email..
> 
> Looking up update.FreeBSD.org mirrors... none found.
> Fetching metadata signature for 11.0-RELEASE from update.FreeBSD.org... done.
> Fetching metadata index... done.
> Inspecting system... done.
> Preparing to download files... done.
> 
> The following files will be updated as part of updating to 11.0-RELEASE-p5:
> /usr/share/man/mandoc.db
> /usr/share/openssl/man/mandoc.db
> 
> And of course, I could ignore it, and each night it'll bug me, or I can
> update it with 'freebsd-update install', and the notice goes away.
> 
> So, what's up with the 11.0 build process that mandoc.db keeps getting
> touched or whatever it is?
> 
> This happens on most of my 11.0-RELEASE machines from time to time.

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=213762