57     let (start, size) = unsafe { (HEAP.as_mut_ptr() as usize, HEAP.len()) };  in init()
65 pub fn aligned_boxed_slice(size: usize, align: usize) -> Option<Box<[u8]>> {  in aligned_boxed_slice()  argument
78 unsafe extern "C" fn malloc(size: usize) -> *mut c_void {  in malloc()
83 unsafe extern "C" fn calloc(nmemb: usize, size: usize) -> *mut c_void {  in calloc()  argument
92     len: usize,  in __memset_chk()  argument
93     destlen: usize,  in __memset_chk()  argument
119         let ptr = ptr.cast::<usize>().as_ptr().offset(-1);  in free()
132 fn allocate(size: usize, zeroed: bool) -> Option<NonNull<usize>> {  in allocate()  argument
133     let size = NonZeroUsize::new(size)?.checked_add(mem::size_of::<usize>())?;  in allocate()
143     let ptr = NonNull::new(ptr)?.cast::<usize>().as_ptr();  in allocate()
155     const ALIGN: usize = const_max_size(mem::size_of::<usize>(), mem::size_of::<u64>());  in malloc_layout()
159 const fn const_max_size(a: usize, b: usize) -> usize {  in const_max_size()  argument