Index: linux-2.6.21-rc3/include/linux/slab.h
===================================================================
--- linux-2.6.21-rc3.orig/include/linux/slab.h	2007-03-10 10:21:23.000000000 -0800
+++ linux-2.6.21-rc3/include/linux/slab.h	2007-03-10 10:22:12.000000000 -0800
@@ -73,7 +73,7 @@ static inline void *kmem_cache_alloc_nod
 void *__kmalloc(size_t, gfp_t);
 void *__kzalloc(size_t, gfp_t);
 void kfree(const void *);
-unsigned int ksize(const void *);
+size_t ksize(const void *);
 
 /**
  * kcalloc - allocate memory for an array. The memory is set to zero.