[balsa/wip/gtk4] mailbox-imap: Fix the build

[Peter Bloomfield <peterb src gnome org>]

commit 1446bddc2f98923130f1229d5d661438ea6703c0
Author: Peter Bloomfield <PeterBloomfield bellsouth net>
Date:   Fri Jun 1 07:58:08 2018 -0400

    mailbox-imap: Fix the build

 libbalsa/mailbox_imap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/libbalsa/mailbox_imap.c b/libbalsa/mailbox_imap.c
index 4b6b5a1db..964914c91 100644
--- a/libbalsa/mailbox_imap.c
+++ b/libbalsa/mailbox_imap.c
@@ -1772,7 +1772,7 @@ libbalsa_mailbox_imap_get_matchings(LibBalsaMailboxImap *mbox,
        libbalsa_information(LIBBALSA_INFORMATION_DEBUG,
                             _("IMAP SEARCH command failed for mailbox %s\n"
                               "falling back to default searching method"),
-                            LIBBALSA_MAILBOX(mbox)->url);
+                             libbalsa_mailbox_get_url(LIBBALSA_MAILBOX(mbox)));
     }
 
     result = cbdata->res;