+/* Structures and functions dealing with dynamic pollfd arrays */
+enum fdtype {IPC_FD, LISTEN_FD};
+struct polldata {
+ enum fdtype fdtype; /* IPC fd or listening socket fd */
+ void *data; /* pointer to AFPconfig for listening socket and *
+ * pointer to afp_child_t for IPC fd */
+};
+
+extern void fdset_add_fd(struct pollfd **fdsetp,
+ struct polldata **polldatap,
+ int *fdset_usedp,
+ int *fdset_sizep,
+ int fd,
+ enum fdtype fdtype,
+ void *data);
+extern void fdset_del_fd(struct pollfd **fdsetp,
+ struct polldata **polldatap,
+ int *fdset_usedp,
+ int *fdset_sizep,
+ int fd);
+extern int send_fd(int socket, int fd);
+extern int recv_fd(int fd, int nonblocking);
+