4748 use an enum for tod_faulted global

@@ -326,11 +326,11 @@
 #define TOD_REF_FREQ            ((longlong_t)(NANOSEC))
 #define TOD_STALL_THRESHOLD     (TOD_REF_FREQ * 3 / 2)
 #define TOD_JUMP_THRESHOLD      (TOD_REF_FREQ / 2)
 #define TOD_FILTER_N            4
 #define TOD_FILTER_SETTLE       (4 * TOD_FILTER_N)
-static int tod_faulted = TOD_NOFAULT;
+static enum tod_fault_type tod_faulted = TOD_NOFAULT;
 
 static int tod_status_flag = 0;         /* used by tod_validate() */
 
 static hrtime_t prev_set_tick = 0;      /* gethrtime() prior to tod_set() */
 static time_t prev_set_tod = 0;         /* tv_sec value passed to tod_set() */