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-rw-r--r--ext/sleepy_penguin/extconf.rb2
1 files changed, 0 insertions, 2 deletions
diff --git a/ext/sleepy_penguin/extconf.rb b/ext/sleepy_penguin/extconf.rb
index f36d7fb..fd0993c 100644
--- a/ext/sleepy_penguin/extconf.rb
+++ b/ext/sleepy_penguin/extconf.rb
@@ -7,8 +7,6 @@ have_header('sys/timerfd.h')
 have_header('sys/inotify.h')
 have_header('sys/signalfd.h')
 have_header('ruby/io.h') and have_struct_member('rb_io_t', 'fd', 'ruby/io.h')
-have_func('rb_memerror') or abort 'need rb_memerror()'
-have_func('rb_io_close') or abort 'need rb_io_close()'
 have_func('epoll_create1', %w(sys/epoll.h))
 have_func('rb_thread_blocking_region')
 have_library('pthread')