forked from Imagelibrary/rtems
* include/rtems/bdbuf.h: Address PR168 by changing bdbuf_buffer.avl.bal and bdbuf_buffer.avl.cache to signed char instead of char.
* include/rtems/bdbuf.h: Address PR168 by changing bdbuf_buffer.avl.bal and bdbuf_buffer.avl.cache to signed char instead of char.