CONFIG_ISDN_TTY_FAX  351 include/linux/isdn.h #ifdef CONFIG_ISDN_TTY_FAX
CONFIG_ISDN_TTY_FAX  238 include/linux/isdnif.h #ifdef CONFIG_ISDN_TTY_FAX
CONFIG_ISDN_TTY_FAX  381 include/linux/isdnif.h #ifdef CONFIG_ISDN_TTY_FAX