void JvmtiManageCapabilities::copy_capabilities(const jvmtiCapabilities *from, jvmtiCapabilities *to) {

  {- -------------------------------------------
  (1) from 引数が指す箇所から to 引数が指す箇所にメモリコピーをするだけ.
      ---------------------------------------- -}

      char *ap = (char *)from;
      char *resultp = (char *)to;

      for (int i = 0; i < CAPA_SIZE; ++i) {
        *resultp++ = *ap++;
      }
    }