lib/pcaprub/ext.rb
begin
if RUBY_VERSION =~ /2.0/
require '2.0/pcaprub_c'
elsif RUBY_VERSION =~ /2.1/
require '2.1/pcaprub_c'
elsif RUBY_VERSION =~ /2.2/
require '2.2/pcaprub_c'
elsif RUBY_VERSION =~ /2.3/
require '2.3/pcaprub_c'
else
require 'pcaprub_c'
end
rescue Exception
require 'pcaprub_c'
end