Defined in 2 files as a member:

• bsd/netinet/ip_var.h, line 72 (as a member)
• osfmk/kdp/kdp_udp.h, line 56 (as a member)

Referenced in 4 files:

• bsd/netinet/ip_compat.h, line 629
• bsd/netinet/tcpip.h, line 85
• bsd/netinet/udp_var.h, line 77
• osfmk/kdp/kdp_udp.h, line 76