Method writev

net/pooled_socket.cpp:75–78

                         iovector_view((struct iovec*)iov, iovcnt).sum());
    }
    ssize_t writev(const struct iovec* iov, int iovcnt) override {
        FORWARD_SOCK_ACT(less, writev(iov, iovcnt),
                         iovector_view((struct iovec*)iov, iovcnt).sum());
    }
    ssize_t writev_mutable(struct iovec* iov, int iovcnt) override {
        FORWARD_SOCK_ACT(less, writev_mutable(iov, iovcnt),
                         iovector_view((struct iovec*)iov, iovcnt).sum());