+ /* The DPMS settings may have the value 0.
+ But if they are negative, or are a range less than 10 seconds,
+ reset them to sensible defaults. (Since that must be a mistake.)
+ */
+ if (p->dpms_standby != 0 &&
+ p->dpms_standby < 10 * 1000)
+ p->dpms_standby = 2 * 60 * 60 * 1000; /* 2 hours */
+ if (p->dpms_suspend != 0 &&
+ p->dpms_suspend < 10 * 1000)
+ p->dpms_suspend = 2 * 60 * 60 * 1000; /* 2 hours */
+ if (p->dpms_off != 0 &&
+ p->dpms_off < 10 * 1000)
+ p->dpms_off = 4 * 60 * 60 * 1000; /* 4 hours */
+
+ if (p->dpms_standby == 0 && /* if *all* are 0, then DPMS is disabled */
+ p->dpms_suspend == 0 &&
+ p->dpms_off == 0)