extern int guestfs_add_drive (guestfs_h *handle, const char *filename);
extern int guestfs_add_cdrom (guestfs_h *handle, const char *filename);
extern int guestfs_config (guestfs_h *handle, const char *qemuparam, const char *qemuvalue);
extern int guestfs_add_drive (guestfs_h *handle, const char *filename);
extern int guestfs_add_cdrom (guestfs_h *handle, const char *filename);
extern int guestfs_config (guestfs_h *handle, const char *qemuparam, const char *qemuvalue);