extern int flush_socket(int fd, struct client_state *csp);
extern int add_to_iob(struct client_state *csp, char *buf, int n);
extern char *get_header(struct client_state *csp);
extern int flush_socket(int fd, struct client_state *csp);
extern int add_to_iob(struct client_state *csp, char *buf, int n);
extern char *get_header(struct client_state *csp);