added HAVE_NAMED_SOFT_EVENTS macro to allow code to test for this new feature.

src/db/dbScan.h

@@ -33,6 +33,8 @@ extern "C" {
 #define MAX_PHASE           SHRT_MAX
 #define MIN_PHASE           SHRT_MIN
 
+#define HAVE_NAMED_SOFT_EVENTS
+
 /*definitions for I/O Interrupt Scanning */
 struct io_scan_list;