diff --git a/src/cg_build.c b/src/cg_build.c
index 3cd4175..08de3a3 100644
--- a/src/cg_build.c
+++ b/src/cg_build.c
@@ -1057,7 +1057,7 @@ void __change_schema_signature(dbp, v)
 	static int first_time = 1;
 	if (first_time) {
 		first_time = 0;
-		srand48_r(&rand);
+		srand48_r(1, &rand); /* XXX create a portable rand function */
 	}
 	if (dbp->next_sig == dbp->aDb[0].schema_sig) {
 		u_int8_t n;
diff --git a/src/sql_fns.c b/src/sql_fns.c
index 49fd504..fcb4968 100644
--- a/src/sql_fns.c
+++ b/src/sql_fns.c
@@ -356,7 +356,7 @@ __random_func(context, argc, argv)
 	static int first_time = 1;
 	if (first_time) {
 		first_time = 0;
-		srand48_r(&rand);
+		srand48_r(1, &rand); /* XXX create a portable rand function */
 	}
 	rand32_r(&rand, &n);
 	dbsql_set_result_int(context, n);
diff --git a/src/vdbe.c b/src/vdbe.c
index 3a96d73..7a1389f 100644
--- a/src/vdbe.c
+++ b/src/vdbe.c
@@ -2947,7 +2947,7 @@ case OP_NewRecno: {
 	static int first_time = 1;
 	if (first_time) {
 		first_time = 0;
-		srand48_r(&rand);
+		srand48_r(1, &rand); /* XXX create a portable rand function */
 	}
 	int i = pOp->p1;
 	u_int32_t v = 0;