lib-lda: Make sure duplicate_init() handles non-existent home correctly. With previous change mail_user_get_home() always set home, but this is good anyway.
lib-lda: Make sure duplicate_init() handles non-existent home correctly.
With previous change mail_user_get_home() always set home, but this is good
anyway.

damoxc/dovecot,damoxc/dovecot,damoxc/dovecot,damoxc/dovecot,damoxc/dovecot