60     Status getsockname(Fd sock, sockaddr* addr, socklen_t* addrlen) const override {  in getsockname()
68     Status getsockopt(Fd sock, int level, int optname, void* optval,  in getsockopt()
77     Status setsockopt(Fd sock, int level, int optname, const void* optval,  in setsockopt()
86     Status bind(Fd sock, const sockaddr* addr, socklen_t addrlen) const override {  in bind()
94     Status connect(Fd sock, const sockaddr* addr, socklen_t addrlen) const override {  in connect()
102     StatusOr<ifreq> ioctl(Fd sock, unsigned long request, ifreq* ifr) const override {  in ioctl()
129     StatusOr<size_t> writev(Fd fd, const std::vector<iovec>& iov) const override {  in writev()
137     StatusOr<size_t> write(Fd fd, const Slice buf) const override {  in write()
145     StatusOr<Slice> read(Fd fd, const Slice buf) const override {  in read()
153     StatusOr<size_t> sendto(Fd sock, const Slice buf, int flags, const sockaddr* dst,  in sendto()
162     StatusOr<Slice> recvfrom(Fd sock, const Slice dst, int flags, sockaddr* src,  in recvfrom()
174     Status shutdown(Fd fd, int how) const override {  in shutdown()
182     Status close(Fd fd) const override {  in close()