When DNS_FETCHOPT_NOFOLLOW is set DNS_R_DELEGATION needs to be
returned to restart the resolution process rather than converting
it to ISC_R_SUCCESS.
(cherry picked from commit ea11650376)
When DNS_FETCHOPT_NOFOLLOW is set DNS_R_DELEGATION needs to be
returned to restart the resolution process rather than converting
it to ISC_R_SUCCESS.
(cherry picked from commit ea11650376)