Add Doxyfile, change docs

src/ucore_salloc.h

@@ -30,13 +30,13 @@ typedef struct SAlloc SAlloc;
  *  for another 1000 struct Foo's.. All these memory pieces are released
  *  when the uc_free_salloc() is called.
  *
- *  @chunksz Size of each piece of memory block allocated.
+ *  @param chunksz Size of each piece of memory block allocated.
  *  @return A new handle for a SAlloc, or NULL.
  */
 SAlloc *uc_new_salloc(size_t chunksz);
 
 /** Allocate memory from a SAlloc.
- * @sz  size of the memory. This must be <= the chunksz the SAlloc was
+ * @param sz  size of the memory. This must be <= the chunksz the SAlloc was
  *      created with.
  * @return The new memory, or NULL if sz > chunksz or an underlying
  *         malloc call fails.
@@ -49,7 +49,7 @@ void * uc_s_allocz(SAlloc *p,size_t sz);
 /** Free the SAlloc and all memory associated with this SAlloc.
  * The SAlloc is not usable any more after this call.
  *
- * @p The SAlloc to free.
+ * @param p The SAlloc to free.
  */
 void uc_free_salloc(SAlloc *p);
 
@@ -58,7 +58,7 @@ void uc_free_salloc(SAlloc *p);
  * The actual memory previously allocated from this SAlloc is cached,
  * and will be reused by subsequent uc_s_alloc calls.
  *
- * @p The SAlloc to reset.
+ * @param p The SAlloc to reset.
  */
 void uc_reset_salloc(SAlloc *p);