extconf.rb in sleepy_penguin-1.1.1

- old
+ new

@@ -7,7 +7,6 @@
 have_func('rb_memerror')
 have_func('rb_io_close')
 have_func('epoll_create1', %w(sys/epoll.h))
 have_func('rb_thread_blocking_region')
 have_library('pthread')
-dir_config('sleepy_penguin')
 create_makefile('sleepy_penguin_ext')