MIX_ON_OFF
if (mc->type == MIX_ON_OFF) {
MIX(sc).type = MIX_ON_OFF;
MIX(sc).type = MIX_ON_OFF;
MIX(sc).type = MIX_ON_OFF;
MIX(sc).type = MIX_ON_OFF;
MIX(sc).type = MIX_ON_OFF;
MIX(sc).type = MIX_ON_OFF;
MIX(sc).type = MIX_ON_OFF;
MIX(sc).type = MIX_ON_OFF;
MIX(sc).type = MIX_ON_OFF; /* XXX */
MIX(sc).type = MIX_ON_OFF;
MIX(sc).type = MIX_ON_OFF;
if (mc->type == MIX_ON_OFF) {