Defined in 4 files as a macro:

• bsd/net/bpf.c, line 477 (as a macro)
• bsd/net/bpf.c, line 500 (as a macro)
• iokit/Drivers/network/AppleBPF/bpf.c, line 400 (as a macro)
• iokit/Drivers/network/AppleBPF/bpf.c, line 423 (as a macro)

Referenced in 2 files:

• bsd/net/bpf.c, line 560
• iokit/Drivers/network/AppleBPF/bpf.c, line 472