1#include <stdlib.h>
 2#include <errno.h>
 3
 4int posix_memalign(void **res, size_t align, size_t len)
 5{
 6	if (align < sizeof(void *)) return EINVAL;
 7	void *mem = aligned_alloc(align, len);
 8	if (!mem) return errno;
 9	*res = mem;
10	return 0;
11}