K 10
svn:author
V 8
kbowling
K 8
svn:date
V 27
2020-04-14T03:43:16.552665Z
K 7
svn:log
V 296
emulators/qemu-powernv: fix build with lld 10

Apply db@'s variant from r528777 to fix lld 10 build issues with qemu ports.
While here fix a port QA issue by adding libxml2 to USE_GNOME.

Approved by:	timur (mentor)
Sponsored by:	BBOX.io
Differential Revision:	https://reviews.freebsd.org/D24390

END