my @socketengines;
push @socketengines, 'epoll' if run_test 'epoll', test_header $config{CXX}, 'sys/epoll.h';
push @socketengines, 'kqueue' if run_test 'kqueue', test_file $config{CXX}, 'kqueue.cpp';
my @socketengines;
push @socketengines, 'epoll' if run_test 'epoll', test_header $config{CXX}, 'sys/epoll.h';
push @socketengines, 'kqueue' if run_test 'kqueue', test_file $config{CXX}, 'kqueue.cpp';