defined (ALLOW_VSTRESS_CONTROL))
#ifdef ALLOW_VSTRESS_CONTROL
#if ((defined (ALLOW_VSTRESS_CONTROL)
#if (defined (ALLOW_VSTRESS_CONTROL)
#if (defined (ALLOW_VSTRESS_CONTROL) defined (ALLOW_VWIND_CONTROL))
#if (defined (ALLOW_VSTRESS_CONTROL))
# ifdef ALLOW_VSTRESS_CONTROL