Defined in 1 files as a macro:

• bsd/sys/protosw.h, line 301 (as a macro)

Referenced in 6 files:

• bsd/netinet/ip_icmp.c
  • line 342
  • line 418
• bsd/netinet/tcp_subr.c
  • line 912
  • line 947
• bsd/netinet6/icmp6.c, line 454
• bsd/netiso/clnp_er.c, line 152
• bsd/netiso/if_eon.c, line 619
• bsd/netns/ns_error.c, line 257