+/*
+ Alarm action constants describe the type (e.g. dropping messages) and whether or not
+ this is a "raise" or "clear" action. Raise/clear is determined by the least significant
+ bit; 1 == raise.
+*/
+#define ALARM_RAISE 0x01
+#define ALARM_CLEAR 0x00
+#define ALARM_KIND(a) (a&ALARM_MASK)
+#define ALARM_DROPS 0x02
+#define ALARM_MASK 0xfffe
+