Thread safety fixes.

@@ -60,11 +60,10 @@
         .lc_is_posix = 1,
 };
 
 struct locdata __posix_collate_locdata = {
         .l_lname = "C",
-        .l_refcnt = (uint32_t)-1,
         .l_data = { &lc_collate_posix }
 };
 
 
 struct locdata *