ubuntu@ubuntu:~$ archdetect arm64/efi ubuntu@ubuntu:~$ cat /proc/version Linux version 3.13.0-99-generic (buildd@bos01-arm64-032) (gcc version 4.8.4 (Ubuntu/Linaro 4.8.4-2ubuntu1~14.04.3) ) #146-Ubuntu SMP Wed Oct 12 20:56:37 UTC 2016
ubuntu@ubuntu:~$ archdetect bos01-arm64- 032) (gcc version 4.8.4 (Ubuntu/Linaro 4.8.4-2ubuntu1~ 14.04.3) ) #146-Ubuntu SMP Wed Oct 12 20:56:37 UTC 2016
arm64/efi
ubuntu@ubuntu:~$ cat /proc/version
Linux version 3.13.0-99-generic (buildd@