extconf.rb in kgio-2.7.0

- old
+ new

@@ -39,9 +39,12 @@
 end
 have_type("struct RFile", rubyio) and check_sizeof("struct RFile", rubyio)
 have_type("struct RObject") and check_sizeof("struct RObject")
 check_sizeof("int")
 have_func('rb_io_ascii8bit_binmode')
+have_func('rb_update_max_fd')
+have_func('rb_fd_fix_cloexec')
+have_func('rb_cloexec_open')
 have_func('rb_thread_blocking_region')
 have_func('rb_thread_io_blocking_region')
 have_func('rb_str_set_len')
 have_func('rb_time_interval')
 have_func('rb_wait_for_single_fd')