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-rw-r--r--ext/kgio/extconf.rb18
1 files changed, 0 insertions, 18 deletions
diff --git a/ext/kgio/extconf.rb b/ext/kgio/extconf.rb
index 54063f5..a42fc9e 100644
--- a/ext/kgio/extconf.rb
+++ b/ext/kgio/extconf.rb
@@ -26,23 +26,6 @@ have_header("sys/select.h")
 
 have_func("writev", "sys/uio.h")
 
-if have_header('ruby/io.h')
-  rubyio = %w(ruby.h ruby/io.h)
-  have_struct_member("rb_io_t", "fd", rubyio)
-  have_struct_member("rb_io_t", "mode", rubyio)
-  have_struct_member("rb_io_t", "pathv", rubyio)
-else
-  rubyio = %w(ruby.h rubyio.h)
-  rb_io_t = have_type("OpenFile", rubyio) ? "OpenFile" : "rb_io_t"
-  have_struct_member(rb_io_t, "f", rubyio)
-  have_struct_member(rb_io_t, "f2", rubyio)
-  have_struct_member(rb_io_t, "mode", rubyio)
-  have_struct_member(rb_io_t, "path", rubyio)
-  have_func('rb_fdopen')
-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')
@@ -51,7 +34,6 @@ have_header('ruby/thread.h')
 have_func('rb_thread_call_without_gvl', %w{ruby/thread.h})
 have_func('rb_thread_blocking_region')
 have_func('rb_thread_io_blocking_region')
-have_func('rb_str_set_len')
 have_func("rb_hash_clear", "ruby.h") # Ruby 2.0+
 have_func('rb_time_interval')
 have_func('rb_wait_for_single_fd')