Thread safety fixes.

@@ -46,11 +46,10 @@
         "no"            /* nostr */
 };
 
 struct locdata __posix_messages_locdata = {
         .l_lname = "C",
-        .l_refcnt = (uint32_t)-1,
         .l_data = { &lc_messages_posix }
 };
 
 struct locdata *
 __lc_messages_load(const char *name)

@@ -66,11 +65,11 @@
         ret = __part_load_locale(name, (char **)&ldata->l_data[1],
             "LC_MESSAGES", LCMESSAGES_SIZE_FULL, LCMESSAGES_SIZE_MIN,
             (const char **)lmsgs);
 
         if (ret != _LDP_LOADED) {
-                __locdata_release(ldata);
+                __locdata_free(ldata);
                 errno = EINVAL;
                 return (NULL);
         }
 
         if (lmsgs->yesstr == NULL)