All symbols starting with `f' in iokit/Families/IONetworking

• failed iokit/Families/IONetworking/IOKernelDebugger.cpp:319
• flush iokit/Families/IONetworking/IOOutputQueue.cpp:249
• flushOutputQueue iokit/Families/IONetworking/IONetworkController.cpp:912
• found iokit/Families/IONetworking/IONetworkUserClient.cpp:375
• frame iokit/Families/IONetworking/IONetworkController.cpp:1465
• free iokit/Families/IONetworking/IOKernelDebugger.cpp:551
• freePacket iokit/Families/IONetworking/IONetworkController.cpp:1396