+typedef int (*tsocket_readv_next_iovec_t)(struct tsocket_context *sock,
+ void *private_data,
+ TALLOC_CTX *mem_ctx,
+ struct iovec **vector,
+ size_t *count);
+struct tevent_req *tsocket_readv_send(struct tsocket_context *sock,
+ TALLOC_CTX *mem_ctx,
+ tsocket_readv_next_iovec_t next_iovec_fn,
+ void *private_data);
+int tsocket_readv_recv(struct tevent_req *req, int *perrno);
+