update variable name to better reflect reality
update variable name to better reflect reality

(cherry picked from commit 51a82fe30d59ab84b4dd945d1b4408a93ba782a3)

each/bind9-collab,pecharmin/bind9,pecharmin/bind9,each/bind9-collab,each/bind9-collab,pecharmin/bind9,each/bind9-collab,pecharmin/bind9,pecharmin/bind9,each/bind9-collab,each/bind9-collab,pecharmin/bind9