Defined in 1 files as a macro:

• include/linux/isdnif.h, line 91 (as a macro)

Referenced in 4 files:

• drivers/isdn/icn/icn.c, line 520
• drivers/isdn/isdn_common.c, line 406
• drivers/isdn/isdn_net.c, line 209
• drivers/isdn/teles/callc.c, line 403