ISDN_P_NT_UP0     226 include/linux/mISDNif.h 				(p == ISDN_P_NT_UP0) || (p == ISDN_P_LAPD_NT))
ISDN_P_NT_UP0     229 include/linux/mISDNif.h #define IS_ISDN_P_UP0(p) ((p == ISDN_P_TE_UP0) || (p == ISDN_P_NT_UP0))