+typedef
+BVS (clib_bihash_alloc_chunk)
+{
+ CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
+
+ /* chunk size */
+ uword size;
+
+ /* pointer to the next allocation */
+ u8 *next_alloc;
+
+ /* number of bytes left in this chunk */
+ uword bytes_left;
+
+ /* doubly linked list of heap allocated chunks */
+ BVS (clib_bihash_alloc_chunk) * prev, *next;
+
+} BVT (clib_bihash_alloc_chunk);
+