K 10
svn:author
V 6
kevans
K 8
svn:date
V 27
2017-07-06T18:21:30.789636Z
K 7
svn:log
V 322
Fix sparc64 libc build after r320742.

p_branch_empty was declared but never used due to an oversight. Use it as
designed, further comment on its return value.

Reported by:	Jenkins (head-sparc64)
Reviewed by:	emaste
Approved by:	emaste (mentor)
MFC with:	r320742
Differential Revision:	https://reviews.freebsd.org/D11506

END