YAZ_EXPORT int odr_grow_block(ODR b, int min_bytes);
YAZ_EXPORT int odr_write(ODR o, unsigned char *buf, int bytes);
YAZ_EXPORT int odr_seek(ODR o, int whence, int offset);
YAZ_EXPORT int odr_grow_block(ODR b, int min_bytes);
YAZ_EXPORT int odr_write(ODR o, unsigned char *buf, int bytes);
YAZ_EXPORT int odr_seek(ODR o, int whence, int offset);