Defined in 1 files as a macro:

• bsd/net/if_types.h, line 76 (as a macro)

Referenced in 5 files:

• bsd/net/if_ipsec.c, line 226
• bsd/net/if_utun.c, line 217
• bsd/net/iptap.c, line 207
• bsd/net/pktap.c, line 1061
• bsd/netinet6/in6.c, line 3542