7 runtime_SysAlloc(uintptr n)
12 errno = posix_memalign(&p, PageSize, n);
14 perror("posix_memalign");
21 runtime_SysUnused(void *v, uintptr n)
25 // TODO(rsc): call madvise MADV_DONTNEED
29 runtime_SysFree(void *v, uintptr n)
36 runtime_SysMemInit(void)