HFC_CFG_CRC4 3897 drivers/isdn/hardware/mISDN/hfcmulti.c if (test_bit(HFC_CFG_CRC4, &hc->chan[hc->dnum[0]].cfg)) HFC_CFG_CRC4 3902 drivers/isdn/hardware/mISDN/hfcmulti.c if (test_bit(HFC_CFG_CRC4, &hc->chan[hc->dnum[0]].cfg)) HFC_CFG_CRC4 4751 drivers/isdn/hardware/mISDN/hfcmulti.c test_and_set_bit(HFC_CFG_CRC4,