DTMF_HFC_COEF    1914 drivers/isdn/hardware/mISDN/hfcmulti.c 			hh->id = DTMF_HFC_COEF;
DTMF_HFC_COEF     775 drivers/isdn/mISDN/dsp_core.c 		case (DTMF_HFC_COEF): /* getting coefficients */