Avoid use of getsockopt for setsockopt specs on aix
Avoid use of getsockopt for setsockopt specs on aix

See note in getsockopt specs

eregon/rubyspec,ruby/spec,kachick/rubyspec,sgarciac/spec,nobu/rubyspec,ruby/spec,nobu/rubyspec,kachick/rubyspec,kachick/rubyspec,ruby/rubyspec,eregon/rubyspec,eregon/rubyspec,sgarciac/spec,sgarciac/spec,nobu/rubyspec,ruby/spec,ruby/rubyspec