ref: 3a2f6031ed0753e6b47676f7f8c5ea2a99e13b4b 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); }