extern gdouble ves_icall_System_Math_Floor (gdouble x);
extern gdouble ves_icall_System_Math_Round (gdouble x);
-extern gdouble ves_icall_System_Math_Round2 (gdouble value, gint32 digits);
+extern gdouble ves_icall_System_Math_Round2 (gdouble value, gint32 digits, gboolean away_from_zero);
extern gdouble
ves_icall_System_Math_Sin (gdouble x);