@@ -175,13 +175,12 @@
 
 	OF_ENSURE(getrandom(&buffer, sizeof(buffer), 0) == sizeof(buffer));
 
 	return buffer;
 #else
-	static of_once_t onceControl = OF_ONCE_INIT;
-
-	of_once(&onceControl, initRandom);
+	static OFOnceControl onceControl = OFOnceControlInitValue;
+	OFOnce(&onceControl, initRandom);
 # ifdef HAVE_RANDOM
 	return random() & 0xFFFF;
 # else
 	return rand() & 0xFFFF;
 # endif