LO_BYTE
if (LO_BYTE(parm->modatkhld) >= 0x80 && parm->moddelay >= 0x8000) {
vp->ftarget = parm->cutoff + LO_BYTE(parm->pefe);
if (LO_BYTE(parm->modatkhld) >= 0x80) {
if (LO_BYTE(parm->volatkhld) >= 0x80 && parm->voldelay >= 0x8000) {
if (LO_BYTE(parm->volatkhld) >= 0x80) {
&& LO_BYTE(vp->reg.parm.volatkhld) < 0x7d) {