ref: f0ea8a3f6019b4fe7d37f33b0a5a3a88fd1fcdc7 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); }