ref: 23f3d33cdbbfdf2f169f1d7c4acf1f947ed5f5c5 dir: /sys/src/ape/lib/ap/alpha/memcpy.c/
#include <string.h> void* memcpy(void *a1, const void *a2, size_t n) { return memmove(a1, a2, n); }