Defined in 4 files as a macro:

• bsd/netinet/in_cksum.c, line 114 (as a macro)
• bsd/netinet6/in6_cksum.c, line 82 (as a macro)
• bsd/netiso/tuba_table.h, line 69 (as a macro)
• bsd/netns/ns_cksum.c, line 67 (as a macro)

Referenced in 4 files:

• bsd/netinet/in_cksum.c, line 115
• bsd/netinet6/in6_cksum.c, line 83
• bsd/netiso/tuba_table.h, line 71
• bsd/netns/ns_cksum.c, line 68