Defined in 1 files as a macro:

• bsd/netinet/ip_icmp.h, line 113 (as a macro)

Referenced in 4 files:

• bsd/net/nat464_utils.c, line 453
• bsd/net/pf.c, line 4602
• bsd/netinet/ip_compat.h, line 600
• bsd/netinet/ip_icmp.c, line 371