-extern void guestfs_error (guestfs_h *g, const char *fs, ...);
-extern void guestfs_perrorf (guestfs_h *g, const char *fs, ...);
-extern void *guestfs_safe_malloc (guestfs_h *g, size_t nbytes);
-extern void *guestfs_safe_realloc (guestfs_h *g, void *ptr, int nbytes);
-extern char *guestfs_safe_strdup (guestfs_h *g, const char *str);
-extern void *guestfs_safe_memdup (guestfs_h *g, void *ptr, size_t size);
-
-extern int guestfs__send (guestfs_h *g, int proc_nr, xdrproc_t xdrp, char *args);
-
-/* Main loop. */
-#define GUESTFS_HANDLE_READABLE 0x1
-#define GUESTFS_HANDLE_WRITABLE 0x2
-#define GUESTFS_HANDLE_HANGUP 0x4
-#define GUESTFS_HANDLE_ERROR 0x8
-
-struct guestfs_main_loop;
-
-typedef void (*guestfs_handle_event_cb) (struct guestfs_main_loop *ml, guestfs_h *g, void *data, int watch, int fd, int events);
-typedef int (*guestfs_add_handle_cb) (struct guestfs_main_loop *ml, guestfs_h *g, int fd, int events, guestfs_handle_event_cb cb, void *data);
-typedef int (*guestfs_remove_handle_cb) (struct guestfs_main_loop *ml, guestfs_h *g, int watch);
-typedef void (*guestfs_handle_timeout_cb) (struct guestfs_main_loop *ml, guestfs_h *g, void *data, int timer);
-typedef int (*guestfs_add_timeout_cb) (struct guestfs_main_loop *ml, guestfs_h *g, int interval, guestfs_handle_timeout_cb cb, void *data);
-typedef int (*guestfs_remove_timeout_cb) (struct guestfs_main_loop *ml, guestfs_h *g, int timer);
-typedef int (*guestfs_main_loop_run_cb) (struct guestfs_main_loop *ml, guestfs_h *g);
-typedef int (*guestfs_main_loop_quit_cb) (struct guestfs_main_loop *ml, guestfs_h *g);