Bugfixes.

* libmailutils/filter/iconvflt.c (_icvt_decoder): Do not iconv_close
if cd is -1.
* mh/mboxprop.c (mh_mailbox_get_cur): Ignore whitespace following the cur
value.

@@ -100,7 +100,8 @@ _icvt_decoder (void *xd,
       return mu_filter_ok;
 
     case mu_filter_done:
-      iconv_close (_icvt->cd);
+      if (_icvt->cd != (iconv_t) -1)
+	iconv_close (_icvt->cd);
       free (_icvt->fromcode);
       free (_icvt->tocode);
       return mu_filter_ok;

@@ -41,6 +41,8 @@ mh_mailbox_get_cur (mu_mailbox_t mbox, size_t *pcur)
       char *p;
       *pcur = strtoul (s, &p, 10);
       if (*p)
+        p = mu_str_skip_class (p, MU_CTYPE_SPACE);
+      if (*p)
 	{
 	  mu_error (_("invalid \"cur\" value (%s)"), s);
 	  *pcur = 1;