Mark 'addr' as unused if HAVE_IF_NAMETOINDEX is not defined
Also 'zone' should be initialised to zero.
(cherry picked from commit e7662c4c)
Closes #1994 (closed)
Also 'zone' should be initialised to zero.
(cherry picked from commit e7662c4c)
Closes #1994 (closed)
This will create a new commit in order to revert the existing changes.