MODE_HUNT
sc->amode = MODE_HUNT;
sc->amode = MODE_HUNT;
sc->amode = MODE_HUNT;
case MODE_HUNT:
sc->amode = MODE_HUNT;
if ((async->mode & MODE_HUNT) && c != HDLC_SYN)
async->mode &= ~MODE_HUNT;
async->mode = MODE_HUNT;
async->mode = MODE_HUNT;