#[unsafe(no_mangle)]pub const extern "C" fn nstd_heap_ptr_allocator<'a>(
hptr: &NSTDHeapPtr<'a>,
) -> &'a NSTDAllocatorAvailable on crate feature
heap_ptr only.#[unsafe(no_mangle)]pub const extern "C" fn nstd_heap_ptr_allocator<'a>(
hptr: &NSTDHeapPtr<'a>,
) -> &'a NSTDAllocatorheap_ptr only.