++ hostname
+ getent ahostsv4 primary
192.0.2.1       STREAM primary
192.0.2.1       DGRAM  
192.0.2.1       RAW    
++ hostname
+ getent ahostsv6 primary
::ffff:192.0.2.1 STREAM primary
::ffff:192.0.2.1 DGRAM  
::ffff:192.0.2.1 RAW