return NULL;\r
}\r
curBlock = (heap_head*)((uintptr_t)curBlock + curBlock->size);\r
}\r
\r
if((uintptr_t)curBlock < (uintptr_t)_heap_start) {\r
return NULL;\r
}\r
curBlock = (heap_head*)((uintptr_t)curBlock + curBlock->size);\r
}\r
\r
if((uintptr_t)curBlock < (uintptr_t)_heap_start) {\r