All symbols starting with `s' in iokit/Drivers/network/AppleBPF

• start iokit/Drivers/network/AppleBPF/AppleBPF.cpp:73
• stop iokit/Drivers/network/AppleBPF/AppleBPF.cpp:115
• super iokit/Drivers/network/AppleBPF/AppleBPF.cpp:43