diff -r 37e0966e43b6 -r 16523135943d test/simann_test.cc
--- a/test/simann_test.cc	Fri Oct 13 15:10:50 2006 +0000
+++ b/test/simann_test.cc	Sat Oct 14 15:26:05 2006 +0000
@@ -23,10 +23,10 @@
 class MyEntity : public EntityBase {
 public:
   double d, prev_d;
-  MyEntity() : d(100000.0) { srand48(time(0)); }
+  MyEntity() : d(100000.0) {}
   double mutate() {
     prev_d = d;
-    if (drand48() < 0.8) { d += 1.0; }
+    if (rnd.boolean(0.8)) { d += 1.0; }
     else { d -= 1.0; }
     return d;
   }