[balsa/wip/gtk4: 338/351] Fix a typo, and fallout from previous commit

[Peter Bloomfield <peterb src gnome org>]

commit 9e3cce2098598a0b9789bf622337888bd52b3053
Author: Peter Bloomfield <PeterBloomfield bellsouth net>
Date:   Sun May 6 12:31:23 2018 -0400

    Fix a typo, and fallout from previous commit

 libbalsa/mailbox_local.c |    2 +-
 libbalsa/mailbox_mbox.c  |    2 --
 2 files changed, 1 insertions(+), 3 deletions(-)
---
diff --git a/libbalsa/mailbox_local.c b/libbalsa/mailbox_local.c
index ef7e218..0bbd2a3 100644
--- a/libbalsa/mailbox_local.c
+++ b/libbalsa/mailbox_local.c
@@ -2383,7 +2383,7 @@ lbm_local_sync_real(LibBalsaMailboxLocal *local)
     LibBalsaMailbox *mailbox = (LibBalsaMailbox *)local;
     time_t tstart;
 
-    start = time(NULL);
+    tstart = time(NULL);
     libbalsa_lock_mailbox(mailbox);
     if (priv->sync_id &&                       /* request still pending */
         MAILBOX_OPEN(mailbox) &&                   /* mailbox still open */
diff --git a/libbalsa/mailbox_mbox.c b/libbalsa/mailbox_mbox.c
index 89c050d..84097be 100644
--- a/libbalsa/mailbox_mbox.c
+++ b/libbalsa/mailbox_mbox.c
@@ -728,7 +728,6 @@ libbalsa_mailbox_mbox_open(LibBalsaMailbox *mailbox,
     gboolean readonly;
     int fd;
     GMimeStream *gmime_stream;
-    time_t t0;
 
     path = libbalsa_mailbox_local_get_path(LIBBALSA_MAILBOX_LOCAL(mailbox));
 
@@ -778,7 +777,6 @@ libbalsa_mailbox_mbox_open(LibBalsaMailbox *mailbox,
     mbox->msgno_2_msg_info = g_ptr_array_new();
 
     libbalsa_mailbox_clear_unread_messages(mailbox);
-    t0 = time(NULL);
 
     if (st.st_size > 0) {
         lbm_mbox_restore(mbox);