I download the rethinkdb source code with version 2.2.2 ,then upack it .
when execute "./configure --allow-fetch" ,an error occurs :
"
Error: unsupported architecture: aarch64-redhat-linux
"

the whole information as fallows:

[root@Centos rethinkdb-2.2.2]# ./configure --allow-fetch

• Reading arguments from 'configure.default'
• Prepending the following arguments: --fetch re2 --fetch gtest --fetch v8
• Detecting system configuration
  Bash: 4.2.46(1)-release
  Use ccache: no
  C++ Compiler: GCC 4.8.3 (/usr/bin/c++)
  Host System: aarch64-redhat-linux
  Build System: Linux 3.14.56 aarch64
  Cross-compiling: no
  Host Operating System: Linux

* Error: unsupported architecture: aarch64-redhat-linux