* Start a new continuous block and prepare for writing (see <<mempool:mp_start()>>).
* Provide the memory pool you want to use for this block as @mp.
**/
-void fbpool_start(struct fbpool *fb, struct mempool *mp, uint init_size);
+void fbpool_start(struct fbpool *fb, struct mempool *mp, size_t init_size);
/**
* Close the block and return the address of its start (see <<mempool:mp_end()>>).
* The length can be determined by calling <<mempool:mp_size(mp, ptr)>>.