FDGC_HISTORY
if (fdstatus & (FDGC_HISTORY | FDGC_DETECTED)) {
cpy.temp |= FDGC_HISTORY;
cpy.temp &= ~FDGC_HISTORY;
cpy.temp |= FDGC_HISTORY;
cpy.temp &= ~FDGC_HISTORY;
cpy.temp |= FDGC_HISTORY;
cpy.temp |= FDGC_HISTORY;