Defined in 1 files as a macro:

• include/uapi/linux/ip.h, line 23 (as a macro)

Referenced in 5 files:

• include/net/route.h, line 258
• include/uapi/linux/in_route.h, line 31
• include/uapi/linux/ip.h, line 24
• net/ipv4/fib_rules.c, line 232
• net/netfilter/nf_log_syslog.c, line 320