lib-dns: Close dns-client fd before calling callback. Just in case the callback is slow and keeps the fd unnecessarily long open.
lib-dns: Close dns-client fd before calling callback.
Just in case the callback is slow and keeps the fd unnecessarily long open.

jkerihuel/dovecot,jwm/dovecot-notmuch,jwm/dovecot-notmuch,jkerihuel/dovecot,jkerihuel/dovecot,jkerihuel/dovecot,jwm/dovecot-notmuch,jwm/dovecot-notmuch,jkerihuel/dovecot,jwm/dovecot-notmuch