require 'mkmf'

if !have_header("sys/epoll.h")
  puts "*** complie error: gem 'epoll' must be installed <sys/epoll.h>. ***"
  puts "*** you can require 'io/epoll'. But, you can not use IO::Epoll APIs. ***"
end
have_func("epoll_create1", "sys/epoll.h")
create_makefile('epoll/core')