require 'mkmf' abort 'missing liblxc' unless find_library('lxc', 'lxc_container_new') abort 'missing lxc/lxccontainer.h' unless have_header('lxc/lxccontainer.h') $CFLAGS += " -Wall #{ENV['CFLAGS']}" create_makefile('lxc/lxc')