Gábor Boskovits <boskovits@gmail.com> writes:

> samba@4.7.3 fails on core-updates, commit 677bc34.
>
> This is the error message:
> error: file default/docs-xml/manpages/smb.conf.5.xml
> xsltRunStylesheet : run failed
> Waf: Leaving directory /tmp/guix-build-samba-4.7.3.drv-0/samba-4.7.3/bin'
> Build failed: -> task failed (err #11): {task: manpages/smb.conf.5
> smb.conf.5.xml,parameters.all.xml -> smb.conf.5} make: *** [Makefile:8:
> all] Error 1 phasebuild' failed after 588.9 seconds
> note: keeping build directory /tmp/guix-build-samba-4.7.3.drv-0' builder
> for/gnu/store/pc07rliscyvldzkj2gbq2lzcaj22m9wh-samba-4.7.3.drv' failed with
> exit code 1

Apparently the Samba man page blows up the XSL parser[0].  This patch
fixes it, and is carried by (at least) Debian, Fedora and Gentoo: